Best Lithium-Ion Uninterruptible Power Supplies: 12 Spec-Based Picks
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A lithium ion uninterruptible power supply delivers reliable battery backup with reduced weight and longer cell life than conventional lead-acid alternatives. We compared 12 models based strictly on the specifications published on their official listings. The APC Smart-UPS 500VA 1U Lithium-Ion UPS leads our list because its slim 1U rackmount chassis and 9.26-pound design suit shallow equipment racks requiring remote management.
This guide helps you identify the ideal capacity, dimensions, and power output for your connected hardware.
Quick picks
The best fit for you
- You need shallow rackmount backup with cloud monitoring APC Smart-UPS 500VA 1U Lithium-Ion UPS Its 1U rackmount form factor fits compact server enclosures and includes cloud monitoring.
- You need dedicated backup for low-draw DC networking hardware Talentcell 27000mAh Mini Lithium-ion UPS Its compact 97.2Wh capacity and 37W limit power DC routers, modems, and cameras directly.
- You run high-draw workstations requiring maximum wattage capacity GOLDENMATE 1500VA 1200W Lithium UPS It delivers 1500VA and 1200W pure sine wave output using LiFePO4 cells for heavy loads.
- You want high-capacity rackmount protection with remote app management Tripp Lite 1500VA 1U Rackmount Lithium UPS This 1U rack unit provides 1500VA and 1050W output paired with app-driven cloud monitoring.
Our 12 picks
APC Smart-UPS 500VA 1U Lithium-Ion UPS
Best for: shallow rack setups needing remote management
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 500VA
- Output Wattage
- 400W
- Output Waveform
- Sine Wave
- Total Outlets
- 4
- Form Factor
- 1U Rackmount
The APC Smart-UPS delivers 500VA and 400W of pure sine wave power using a lithium-ion battery. Built in a compact 1U short-depth rackmount chassis, it supplies clean power through four NEMA 5-15R outlets and includes remote monitoring via a network connection. It suits you if you need compact, rack-mounted backup power with cloud-based management for shallow network racks or shallow server enclosures.
Pros
- 500VA and 400W pure sine wave output
- Slim 1U rackmount form factor with included support rails
- Lightweight lithium-ion design at 9.26 pounds
- Pre-installed network card with SmartConnect remote monitoring
Cons
- Offers only four NEMA 5-15R output outlets
- Capacity capped at 400W load
- SmartConnect remote monitoring includes a six-month trial period
Good fit if
- You need 1U rack-mountable power protection for shallow depth enclosures.
- You require pure sine wave power for equipment up to 400W.
- You manage your infrastructure off-site and want cloud-based status updates.
Skip if
- You need more than four NEMA 5-15R output receptacles.
- You operate total equipment loads exceeding 400W or 500VA.
Verdict: APC Smart-UPS 500VA 1U Lithium-Ion UPS delivers efficient sine wave backup in a low-profile 1U rackmount chassis. It provides reliable lithium-ion power and cloud monitoring for compact server or networking enclosures.
Talentcell 27000mAh Mini Lithium-ion UPS
Best for: DC routers, modems, and security cameras
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Device Compatibility
- Routers, Modems, Security Cameras
- Dimensions
- 6.3 × 5.51 × 1.3 inches
- Weight
- 1.54 pounds
The TalentCell 97.2Wh Mini DC Lithium-Ion UPS is a compact backup unit designed for low-power network gear and security electronics. It delivers power through four 12V DC ports, one 9V DC port, and two 5V USB ports instead of standard AC wall outlets. With a 27000mAh lithium-ion battery array and a 37W continuous limit, this unit suits you if you need to keep modems, routers, or CCTV cameras running during a blackout.
Pros
- 97.2Wh capacity using a 12-cell lithium-ion battery pack
- Multiple outputs including four 12V DC, one 9V DC, and two 5V USB ports
- Integrated protection against short circuits, over-current, and over-charging
- Lightweight 1.54-pound footprint with included connection cables and AC charger
Cons
- No standard AC outlets
- Cannot continuously power devices exceeding 37W
- Requires separate adapters for devices without 5.5mm x 2.1mm DC ports
Good fit if
- You need battery backup specifically for 12V, 9V, or 5V DC network hardware.
- You want a lightweight unit dedicated to low-draw surveillance or router setups.
Skip if
- You require standard three-prong AC wall outlets for standard desktop computers.
- Your connected equipment draws more than 37W of continuous power.
Verdict: TalentCell 97.2Wh Mini DC Lithium-Ion UPS provides dedicated DC battery backup for low-draw modems, routers, and cameras without the bulk of traditional AC battery systems. Its 37W limit restricts it strictly to low-draw electronics rather than computing equipment.
Vertiv Liebert PowerUPS 400VA Lithium-Ion UPS
Best for: compact low-power gear in warm environments
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 400VA
- Dimensions
- 8.27 × 4.17 × 5.51 inches
- Weight
- 3.9 pounds
View on Amazon: Vertiv Liebert PowerUPS 400VA Lithium-Ion UPS
The Vertiv Liebert PowerUPS is a compact lithium-ion battery backup built for small electronic setups. It provides a 400VA capacity in a 3.9-pound chassis measuring 8.27 by 4.17 by 5.51 inches. The unit handles operating temperatures up to 104 degrees Fahrenheit and includes a dedicated alarm mute button. You will find it suits warm, tight spaces where you need basic emergency runtimes without the bulk of heavy traditional lead-acid systems.
Pros
- Weighs 3.9 pounds for easy placement in tight quarters
- Rated for operating temperatures up to 104°F (40°C)
- Five-year full-unit and battery replacement warranty
- Dedicated physical button to mute active audible alarms
Cons
- 400VA capacity limits use to modest power demands
- Total wattage output is not specified in the data
Good fit if
- You need a lightweight battery backup weighing under 4 pounds.
- You operate equipment in warm areas reaching up to 104°F.
- You want five-year warranty coverage on the unit and battery.
Skip if
- You need more than 400VA capacity for power-hungry hardware.
- You require verified outlet counts and wattage specs before buying.
Verdict: Vertiv Liebert PowerUPS 400VA Lithium-Ion UPS delivers lightweight power protection tailored for warm, tight environments. It offers five-year coverage when modest 400VA capacity matches your runtime requirements.
GOLDENMATE 1000VA 800W LiFePO4 UPS
Best for: mid-range workstations and multi-device network setups
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 1000VA
- Output Wattage
- 800W
- Output Waveform
- Pure Sine Wave
- Dimensions
- 13 × 4.13 × 9.84 inches
- Weight
- 12.3 pounds
This lithium UPS delivers 1000VA and 800W of pure sine wave power using a LiFePO4 battery rated for over 5,000 cycles. You get eight NEMA 5-15 outlets, all backed by surge protection and battery power. An integrated LCD panel monitors real-time load and battery levels, while a cooling fan keeps internal components under 50 dB during heavy use. It suits desktop computers, network devices, and home workstations requiring clean power.
Pros
- LiFePO4 battery rated for over 5,000 charge cycles and a 10-year lifespan
- Eight NEMA 5-15 outlets with both battery backup and surge protection
- Pure sine wave output up to 800W capacity
- Built-in LCD screen with one-touch alarm mute control
Cons
- Cooling fan engages under heavy load and generates up to 50 dB of noise
- Input voltage range is limited to 90–140V AC
Good fit if
- You need pure sine wave power for up to 800W of connected electronics.
- You want a LiFePO4 battery pack rated for thousands of charge cycles.
- You need eight battery-backed outlets in a single desktop unit.
Skip if
- You require 200V–240V utility input, as this unit requires 90–140V AC.
- You need more than 800W of continuous load capacity.
- You need completely silent operation under heavy battery discharge.
Verdict: GOLDENMATE 1000VA 800W LiFePO4 UPS delivers clean pure sine wave power and high cycle life across eight protected outlets. It is a durable power protection choice for mid-sized workstations and networking hardware.
GOLDENMATE 1000VA/600W Pure Sine Wave Lithium UPS
Best for: mid-range desktop workstations and network hardware
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 1000VA
- Output Wattage
- 600W
- Output Waveform
- Pure Sine Wave
- Dimensions
- 13 × 4.13 × 9.84 inches
- Weight
- 10.6 pounds
View on Amazon: GOLDENMATE 1000VA/600W Pure Sine Wave Lithium UPS
This lithium uninterruptible power supply provides 1000VA and 600W of pure sine wave backup power using a Lithium Iron Phosphate battery rated for over 5000 cycles. It features eight surge-protected outlets, an LCD monitoring screen, and support for 90 to 140V AC input. At under 11 pounds, it suits your home office, network gear, or desktop workstation when you need clean battery power.
Pros
- LiFePO4 battery rated for over 5000 charge cycles
- Pure sine wave output up to 600W
- Eight surge-protected outlets with built-in BMS
- LCD status panel with integrated buzzer mute control
Cons
- Maximum continuous capacity limited to 600W
- Internal cooling fan operates up to 50 dB under heavy load
- Input voltage range limited to 90–140V AC
Good fit if
- You need pure sine wave output for equipment pulling 600W or less.
- You want a LiFePO4 battery rated for over 5000 charge cycles.
- You need eight surge-protected outlets for standard 110V devices.
Skip if
- You run high-draw workstations or gaming rigs that exceed 600W.
- You require 220–240V mains power compatibility.
Verdict: GOLDENMATE 1000VA/600W Pure Sine Wave Lithium UPS provides durable LiFePO4 power storage and pure sine wave output across eight protected outlets. It gives you long-cycle battery backup for standard 110V desktop setups and networking equipment.
GOLDENMATE 1500VA 1200W Lithium UPS
Best for: high-demand workstations needing long-life battery backup
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 1500VA
- Output Wattage
- 1200W
- Output Waveform
- Pure Sine Wave
- UPS Topology
- Line-Interactive
- Dimensions
- 16.7 × 6.3 × 11.8 inches
The GOLDENMATE 1500VA 1200W Lithium UPS is a line-interactive backup unit built with a 51.2V, 5.8Ah LiFePO4 battery pack. It supplies pure sine wave power across eight battery-backed outlets and delivers up to 1200W of continuous load capacity with automatic voltage regulation. A front panel provides USB charging ports and real-time status monitoring. This unit suits you if you run high-demand workstations, networking gear, or telecom hardware requiring durable battery chemistry.
Pros
- 1200W continuous output with pure sine wave waveform and AVR
- LiFePO4 battery pack rated for over 3,000 cycles and 10-year lifespan
- Eight battery-backed and surge-protected NEMA 5-15 outlets
- Dedicated USB communication port supports automated Windows PC shutdown
Cons
- Weighs 33.1 pounds with an enlarged transformer enclosure
- Does not support AC input from electrical generators
Good fit if
- You run power-heavy workstations or network equipment drawing up to 1200W.
- You prefer a long-lasting LiFePO4 battery that eliminates regular replacements.
Skip if
- You rely on generator AC power during utility outages.
- You need a lightweight or compact battery backup for tight spaces.
Verdict: GOLDENMATE 1500VA 1200W Lithium UPS provides substantial pure sine wave output and a high-cycle LiFePO4 battery for demanding setups. Its 33.1-pound footprint and lack of generator support require a dedicated, utility-powered space.
GOLDENMATE 600VA/360W Lithium UPS
Best for: compact home office and network hardware backup
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 600VA
- Output Wattage
- 360W
- Output Waveform
- Simulated Sine Wave
- UPS Topology
- Standby
- Dimensions
- 11 × 4.57 × 4.41 inches
The GOLDENMATE 600VA/360W Lithium UPS is a compact standby power backup built around a 76.8Wh LiFePO4 battery pack rated for over 3,000 charge cycles. It provides you with six battery-powered surge outlets, an integrated 15W wireless charging pad, and dual USB charging ports. It suits you if you need compact, long-lifespan protection for low-draw desktop PCs, network routers, and mobile accessories.
Pros
- LiFePO4 battery rated for over 3,000 cycles and up to 10 years of life
- Six surge-protected outlets all connected to battery backup
- Integrated 15W wireless charging pad plus USB-A and USB-C ports
- USB communication port enables automatic Windows PC shutdown
- Lightweight 4.63-pound chassis supports wall mounting
Cons
- Simulated sine wave output rather than pure sine wave
- Limited to 360W maximum load and 76.8Wh total capacity
Good fit if
- You need lightweight battery backup for desktop computers, routers, and gateways.
- You want integrated wireless and USB charging directly on the UPS unit.
- You prefer wall mounting your backup power supply to save desk space.
Skip if
- You need a pure sine wave output for sensitive active PFC power supplies.
- You run high-wattage gaming hardware or equipment that exceeds 360W.
Verdict: GOLDENMATE 600VA/360W Lithium UPS delivers reliable, space-saving power protection for modest electronic loads using durable LiFePO4 cells. It is a solid standby choice if your equipment demands stay well within its 360W simulated sine wave threshold.
Tripp Lite 1500VA 1U Rackmount Lithium UPS
Best for: cloud-managed 1500VA rackmount server setups
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 1500VA
- Output Wattage
- 1050W
- Total Outlets
- 6
- Form Factor
- 1U Rack Mount
- Dimensions
- 20 × 15.7 × 5.2 inches
This Tripp Lite unit provides 1500VA and 1050W of lithium-ion battery backup in a rackmount form factor. You get six total battery-backed outlets, four of which support switchable bank load shedding. At full load, it supplies two minutes of runtime, stretching to 12 minutes at half load. It suits IT closets and server racks where you need remote cloud management, NFC setup, and app-based monitoring.
Pros
- 1500VA and 1050W power output
- Cloud monitoring via web browser and mobile app
- Four switchable outlets for load shedding
- 12-minute runtime at 525W half load
- NFC network configuration via smartphone
Cons
- Modest surge protection rating of 158 joules
- Two minutes of runtime at full 1050W load
- Provides six total outlets
Good fit if
- You need remote cloud management and app alerts for a rack setup.
- You require 1050W capacity with switchable outlet banks for shedding load.
- You want fast NFC network configuration on a lithium-ion UPS.
Skip if
- You need extended runtime past two minutes under a full 1050W load.
- You require more than six total protected power outlets.
- You need high-joule surge suppression beyond 158 joules.
Verdict: Tripp Lite 1500VA 1U Rackmount Lithium UPS combines 1050W output with app-driven cloud monitoring and switchable outlet banks. It delivers reliable lithium-ion rack protection for networked hardware requiring remote oversight.
GOLDENMATE 600VA/360W LiFePO4 UPS
Best for: Home network gear and low-draw desktop setups
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 600VA
- Output Wattage
- 360W
- Output Waveform
- Simulated Sine Wave
- UPS Topology
- Standby
- Total Outlets
- 5
This standby UPS delivers 600VA and 360W of power using a Lithium Iron Phosphate battery rated for over 3,000 cycles. You get five NEMA 5-15R battery-backed outlets, a communication port for automated computer shutdown, and built-in USB charging ports. Its compact metal enclosure supports wall mounting and includes an emergency LED work light. It suits you if you need compact, low-draw power backup for network gear, modems, or low-power workstations.
Pros
- LiFePO4 battery rated for 3,000+ charge cycles and 10+ years of use
- Five NEMA 5-15R outlets with both battery backup and surge protection
- Communication port enables auto safe shutdown for Windows, Mac, and NAS
- Compact metal housing includes wall-mount hardware and emergency LED light
Cons
- Outputs simulated sine wave instead of pure sine wave
- Limited to a maximum load of 360W
- USB charging output is shared at 10W total
Good fit if
- You need a compact, wall-mountable unit for networking hardware or a NAS.
- You want long cycle life from a Lithium Iron Phosphate battery.
- You require automated safe shutdown capability via a communication port.
Skip if
- You run high-wattage gaming desktops or workstations exceeding 360W.
- You need pure sine wave power for sensitive audio or medical equipment.
Verdict: GOLDENMATE 600VA/360W LiFePO4 UPS delivers long-lasting lithium battery backup and automated safe shutdown in a compact, wall-mountable enclosure. It is an efficient match for low-power desktop systems, modems, and network switches.
GOLDENMATE 1500VA 1000W Lithium UPS
Best for: wall-mounted home office and NAS backup
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 1500VA
- Output Wattage
- 1000W
- Output Waveform
- Pure Sine Wave
- Form Factor
- Wall-Mounted
- Dimensions
- 3.54 × 9.84 × 13 inches
This GOLDENMATE unit is a 1500VA/1000W uninterruptible power supply using a LiFePO4 lithium battery. It supplies pure sine wave power through eight backup outlets with a transfer time under 10 milliseconds. You get a built-in emergency LED light, a USB communication port for automated shutdowns, and a metal chassis designed for wall mounting. It fits your desktop, networking gear, or home server setup when you need substantial runtime.
Pros
- 1500VA and 1000W pure sine wave output with under 10ms transfer time
- LiFePO4 battery rated for over 3,000 cycles and 10-year lifespan
- Eight battery backup outlets plus front USB-A and USB-C ports
- Integrated automatic LED emergency light for blackout visibility
- USB communication port supports automated safe shutdown on PC, Mac, and NAS
Cons
- USB charging ports provide only 10W of total shared output
- Input requirements are not compatible with generator power sources
- Operating AC input range is limited to 90V to 140V
Good fit if
- You need 1000W capacity with pure sine wave output for sensitive PCs or NAS hardware.
- You want wall-mounting hardware and an emergency light built directly into the chassis.
- You prefer durable LiFePO4 chemistry rated for thousands of charge cycles.
Skip if
- You plan to run your battery backup system from an off-grid or portable generator.
- You need fast, high-wattage charging from the built-in USB ports.
Verdict: GOLDENMATE 1500VA 1000W Lithium UPS provides solid 1000W pure sine wave backup with wall-mount versatility and long-cycle LiFePO4 cells. It delivers dependable desktop and NAS protection if you do not rely on generator power.
GOLDENMATE 1500VA/1000W Pure Sine Wave UPS
Best for: workstations and NAS setups needing clean power
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 1500VA
- Output Wattage
- 1000W
- Output Waveform
- Pure Sine Wave
- Dimensions
- 13 × 4.13 × 9.84 inches
- Weight
- 12.8 pounds
This lithium UPS delivers 1500VA and 1000W of pure sine wave power using a LiFePO4 battery rated for 3000 charge cycles. You get eight backup and surge outlets, an LCD screen, and a dedicated communication port for automated shutdowns on your computer or NAS. It suits your home office or workstation setup when you need dependable power backup without frequent battery maintenance.
Pros
- 1500VA/1000W pure sine wave output for sensitive electronics
- LiFePO4 battery rated for more than 3,000 charge cycles
- Eight outlets providing both battery backup and surge protection
- Dedicated communication port for PC, Mac, and NAS automated shutdown
Cons
- Not compatible with generator-supplied power inputs
- Combined USB charging output capped at 10W total
- Cooling fan reaches sound levels up to 50 dB under heavy usage
Good fit if
- You need pure sine wave battery backup for a 1000W workstation or NAS setup.
- You want a LiFePO4 battery that supports over 3,000 charge cycles.
- You need unattended safe system shutdowns during power failures.
Skip if
- You intend to connect the unit to a portable or standby generator.
- You require fast USB device charging exceeding 10W.
Verdict: GOLDENMATE 1500VA/1000W Pure Sine Wave UPS provides robust pure sine wave capacity paired with a long-cycle LiFePO4 battery for workstations and NAS systems. Its automated shutdown support and eight outlets handle critical desktop gear reliably.
PowMr 1500VA 800W LiFePO4 UPS
Best for: compact home office setups needing 800W backup
- Battery Chemistry
- Lithium-ion (what this guide is about)
- Apparent Power
- 1500VA
- Output Wattage
- 800W
- Total Outlets
- 6
- Dimensions
- 12.1 × 3.39 × 5.51 inches
- Weight
- 10 pounds
The PowMr 1500VA 800W LiFePO4 UPS provides backup power and surge defense for your home office electronics. It delivers up to 800W across six outlets, using a 153.6Wh lithium iron phosphate battery with built-in boost-buck voltage regulation for 81 to 145V inputs. An integrated LCD panel monitors your voltage and load status in real time. It suits you if you need compact lithium backup for desktop computers, networking gear, or monitors.
Pros
- 153.6Wh LiFePO4 battery with 1500VA and 800W output capacity
- Boost-buck AVR stabilizes input voltage between 81V and 145V without battery drain
- Multifunctional LCD displays real-time input/output voltage, load percentage, and battery level
- Compact PC/ABS enclosure measuring 12.05 × 3.39 × 5.51 inches and weighing 10 pounds
Cons
- Only 3 of the 6 outlets provide battery backup power
- Requires 8 hours under a 1.2A charge rate to reach 90% capacity
Good fit if
- You need up to 800W of battery backup for a PC, monitor, and network hardware.
- You experience voltage sags down to 81V and want AVR correction without battery drain.
- You want an LCD panel and a silenceable audible alert for outages.
Skip if
- You need battery backup support across more than three total outlets.
- You require a fast recharge cycle shorter than 8 hours to reach 90%.
Verdict: PowMr 1500VA 800W LiFePO4 UPS delivers dependable 800W surge and battery protection with automatic voltage regulation in a compact desktop profile. It is a solid choice if you need long-cycle lithium backup for up to three battery-supported devices.
Specifications side by side
| Spec | APC Smart-UPS 500VA 1U Lithium-Ion UPS | Talentcell 27000mAh Mini Lithium-ion UPS | Vertiv Liebert PowerUPS 400VA Lithium-Ion UPS | GOLDENMATE 1000VA 800W LiFePO4 UPS | GOLDENMATE 1000VA/600W Pure Sine Wave Lithium UPS | GOLDENMATE 1500VA 1200W Lithium UPS | GOLDENMATE 600VA/360W Lithium UPS | Tripp Lite 1500VA 1U Rackmount Lithium UPS | GOLDENMATE 600VA/360W LiFePO4 UPS | GOLDENMATE 1500VA 1000W Lithium UPS | GOLDENMATE 1500VA/1000W Pure Sine Wave UPS | PowMr 1500VA 800W LiFePO4 UPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Apparent Power | 500VA | not specified | 400VA | 1000VA | 1000VA | 1500VA | 600VA | 1500VA | 600VA | 1500VA | 1500VA | 1500VA |
| Output Wattage | 400W | not specified | not specified | 800W | 600W | 1200W | 360W | 1050W | 360W | 1000W | 1000W | 800W |
| Output Waveform | Sine Wave | not specified | not specified | Pure Sine Wave | Pure Sine Wave | Pure Sine Wave | Simulated Sine Wave | not specified | Simulated Sine Wave | Pure Sine Wave | Pure Sine Wave | not specified |
| UPS Topology | not specified | not specified | not specified | not specified | not specified | Line-Interactive | Standby | not specified | Standby | not specified | not specified | not specified |
| Total Outlets | 4 | not specified | not specified | not specified | not specified | not specified | not specified | 6 | 5 | not specified | not specified | 6 |
| Battery Chemistry | Lithium-ion | Lithium ion | Lithium-Ion | LiFePO4 | LiFePO4 | LiFePO4 | LiFePO4 | Lithium-ion | LiFePO4 | LiFePO4 | LiFePO4 | LiFePO4 |
| Form Factor | 1U Rackmount | not specified | not specified | not specified | not specified | not specified | not specified | 1U Rack Mount | Wall-Mountable | Wall-Mounted | not specified | not specified |
| Input Plug Type | NEMA 5-15P | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
| Size | not specified | not specified | 400VA | 1000VA/800W Standard | 1000VA/600W | 1500va/1200w | 600VA/360W | 1500VA | 600va/360w | 1500va/1000w | not specified | not specified |
| Device Compatibility | not specified | Routers, Modems, Security Cameras | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
| Dimensions | 6.61 × 23.2 × 13.3 inches | 6.3 × 5.51 × 1.3 inches | 8.27 × 4.17 × 5.51 inches | 13 × 4.13 × 9.84 inches | 13 × 4.13 × 9.84 inches | 16.7 × 6.3 × 11.8 inches | 11 × 4.57 × 4.41 inches | 20 × 15.7 × 5.2 inches | 11.7 × 5.67 × 3.43 inches | 3.54 × 9.84 × 13 inches | 13 × 4.13 × 9.84 inches | 12.1 × 3.39 × 5.51 inches |
| Weight | 9.26 pounds | 1.54 pounds | 3.9 pounds | 12.3 pounds | 10.6 pounds | 33.1 pounds | 4.63 pounds | 11.8 pounds | 6.83 pounds | 13.9 pounds | 12.8 pounds | 10 pounds |
| Color | Black | Black | Black | Gray | White | White | White | not specified | Gray | Gray | White | not specified |
| Model | SCL500RM1UNC | SL3400 | PUL-400LVT | UPS 1000VA Pro/800W | UPS 1000VA Pro/600W | UPS 1500VA | UPS-600VA-03BKD01-UW | BC1500RT1ULNC | UPS-600VA-03BKW01-UG | UPS-1500VA-10BKW01-UG | UPS-1500VA-10BKD01-UW | US-Gi1500-F |
If you need backup power for longer outages, see our list of best generators for power outage.
Selecting the Right Lithium UPS
-
Real Wattage Capacity
Always verify the continuous wattage rating alongside the volt-ampere number. UPS manufacturers list VA to show apparent power, but your hardware draws real power measured in watts. Two models sharing a 1500VA rating can support vastly different total electrical loads. For example, the GOLDENMATE 1500VA 1200W Lithium UPS provides 1200W of capacity, whereas other 1500VA units offer only 800W or 1050W. Add the peak wattage consumption of every connected component, then select a unit that keeps your regular operational load below its maximum wattage ceiling.
-
Protected Outlet Count
Count your equipment plugs before deciding on a chassis design. Units allocate varying quantities of battery-backed receptacles. If you run multiple monitors, peripherals, and network devices, you need sufficient dedicated ports without relying on secondary power strips. The GOLDENMATE 1000VA 800W LiFePO4 UPS provides eight protected outlets, allowing you to connect mid-sized workstations directly. In contrast, smaller backup hardware may support only three battery-connected devices. Confirm that your primary workstation towers, storage drives, and essential networking switches receive battery support, while non-critical accessories connect to surge-only ports.
-
Chassis Mounting Options
Check physical dimensions and mounting orientation to ensure the unit fits your installation space. Tower units occupy standard floor or desk space, but some environments require specialized mounting orientations. The GOLDENMATE 1500VA 1000W Lithium UPS features wall-mount versatility with a slim 3.54-inch depth and weighs 13.89 pounds, making it suitable for compact utility walls or network closets. If you install battery backup inside a shallow utility area or against structural walls, examine chassis bracket points and depth measurements carefully so the battery enclosure stays secure and accessible for maintenance.
-
Automatic Voltage Regulation
Look for automatic voltage regulation if your utility power experiences frequent brownouts or sags. Voltage regulation circuitry stabilizes minor voltage variations into normal parameters without draining the internal battery reserves. The PowMr 1500VA 800W LiFePO4 UPS includes automatic voltage regulation alongside surge and battery protection to manage line fluctuations. Using battery power for minor utility sags degrades cells faster and risks early depletion during prolonged electrical instability. If your power grid shows irregular line voltage, dedicated voltage regulation protects your hardware while keeping the lithium reserve full for total blackouts.
-
LiFePO4 Cell Durability
Inspect the specific lithium chemistry to gauge long-term service lifespan. Lithium iron phosphate, or LiFePO4, offers substantially higher cycle durability and thermal stability than standard lithium formulations. Units like the GOLDENMATE 1000VA/600W Pure Sine Wave Lithium UPS integrate LiFePO4 cells to ensure extended cycle life during frequent power transfers. This chemistry maintains charge capacity across thousands of charge-discharge cycles without rapid degradation. If you intend to operate your battery backup continuously over many years without replacing internal battery modules, prioritize models built with LiFePO4 cells for maximum longevity.
-
Operating Temperature Resilience
Consider your installation environment's ambient temperature profile before picking a model. High ambient heat stresses battery systems and shortens useful operational lifespan. Compact network enclosures, equipment closets, and attic spaces experience significant thermal buildup. The Vertiv Liebert PowerUPS 400VA Lithium-Ion UPS is built specifically for warm, tight environments and carries five-year coverage. Standard battery packs degrade rapidly when ambient temperatures rise above normal room conditions. Selecting a model certified for elevated ambient temperatures prevents premature battery degradation and maintains runtime reliability in unconditioned server closets and utility spaces.
Frequently asked questions
Can you install a lithium-ion UPS inside a server rack?
Yes, you can install specific lithium-ion UPS models into standard server racks. Units designated with a rackmount form factor, such as the Tripp Lite BC1500RT1ULNC and APC SCL500RM1UNC, occupy 1U of vertical rack space. These chassis provide shallow depths designed specifically for compact network enclosures and server setups, unlike standard desktop tower models.
What is the difference between LiFePO4 and general lithium-ion backup systems?
LiFePO4 is a specific lithium-ion chemistry known as lithium iron phosphate that provides high cycle life. Multiple models on the market, such as the GOLDENMATE 1000VA 800W and PowMr 1500VA, use LiFePO4 cells to ensure durable power storage. While both fall under lithium-ion technology, LiFePO4 formulations emphasize long cell life across repeated discharge cycles.
Can a lithium UPS power DC electronics directly?
Yes, dedicated DC lithium UPS units can power direct-current electronics without standard AC power conversion. For example, the Talentcell SL3400 connects directly to modems, network routers, and security cameras. It provides a compact 97.2Wh capacity and delivers up to 37W of total power. You cannot connect AC-powered computer equipment to this type of dedicated DC backup.
Do all lithium-ion UPS models support backup generators?
No, not every lithium-ion UPS works with emergency backup generators. Units like the GOLDENMATE 1500VA 1200W model require a stable, utility-supplied power feed and lack generator support. Generators often introduce frequency variations that sensitive battery electronics reject. You must check the manufacturer specification sheet for explicit generator compatibility before pairing your UPS with off-grid power.
Can you mount a lithium UPS on a wall?
Yes, certain lithium battery backups feature enclosures specifically engineered for wall mounting. The GOLDENMATE 1500VA 1000W model UPS-1500VA-10BKW01-UG and the smaller 600VA UPS-600VA-03BKW01-UG support wall installation to free up desktop or floor area. You can secure these units vertically near network equipment, network-attached storage units, or home office desks where floor placement is impractical.
How many outlets do lithium uninterruptible power supplies provide?
The number of protected outlets varies widely depending on the chassis size and wattage rating. Models like the GOLDENMATE 1000VA/600W and GOLDENMATE 1500VA/1000W Pure Sine Wave units offer eight protected outlets for workstations. Smaller units provide fewer connections; the PowMr 1500VA 800W model accommodates three battery-supported devices. Check your total plug count before choosing a model.
What should you consider regarding physical weight when selecting a lithium UPS?
Physical weight varies drastically based on the battery capacity and enclosure materials. Compact options like the Vertiv Liebert PowerUPS 400VA weigh just 3.9 pounds, making them simple to set on light shelves. Conversely, high-capacity tower units like the GOLDENMATE 1500VA 1200W weigh 33.1 pounds. You should confirm your shelf, desk, or rack load rating before installing heavier units.