48V 2000W SOLAR INVERTER CHARGER
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Plug-in backup power for refrigerators & kitchen essentials
*Estimated runtime based on a 2kwh/day refrigerator. Actual runtime may vary.
Keep Food Cold. Keep Meals Going.
With 2,000W continuous output, keep your fridge running while using a high-wattage 120V kitchen appliance, like a microwave. 4,000W peak power handles refrigerator startup surges.
Always Ready to Take Over. Power for Longer Outages.
LiTime Lares Series. Ready in Minutes.
Plug-and-play backup. No electrician or panel changes needed.
Slim Enough to Fit Right In
At just 85mm thick, Lares K1 brings backup power into your kitchen while taking up minimal space.
Set It Up Your Way
The Split Design lets you place the battery and Solar Inverter Charger together or apart, on the wall or floor. A space-saving 90° plug, 0.25m and 1.5m connection cables, and all required mounting accessories are included.
Control Your Power. Wherever You Are.
Storm approaching while you’re away? Use the LiTime App to start charging remotely and get ready for a possible outage. Monitor and manage power on the touchscreen or in the App, with TOU scheduling for off-peak charging and peak-hour battery use.
Split Design. Built to Last.
Separating the Solar Inverter Charger from the battery reduces heat transfer, helping preserve battery health and runtime over time. Efficient cooling helps limit fan run time, with quiet operation at around 40 dB.
LiTime Battery Expertise. Now in Your Kitchen.
Lares K1 brings LiTime’s LiFePO₄ battery expertise to kitchen backup, backed by a 5-year battery warranty and 24/7 expert support.
AC or Solar. Recharge Your Way.
Recharge from a wall outlet at up to 1,500W or from solar panels at up to 800W. Solar charging cable included.
Lares K1 Setup Guide
Recommended Operating Voltage Range
12–60V DC
Max. Power
800W
Max. Input Current
20A
Voltage Range
100–120V~
Max. Input Current
15A (Default)
Max. Charging Power
1800W
Frequency
50/60Hz
Voltage Range
120V~
Rated Power
2000W
Surge Power
4,000W@ 1 second
Frequency
60Hz
Output Waveform
Pure Sine Wave
Inverter Efficiency
≥90%
Max. Combined Charging Power (PV + AC)
1500W
Inverter Charger No-Load Power Consumption
≤25W
Inverter Charger Humidity Range
10% to 90%
Inverter Charger Operating Temperature
14°F to 104°F / −10°C to 40°C
Inverter Charger Storage Temperature
−4°F to 158°F / −20°C to 70°C
Inverter Charger IP Rating
IP20
Wireless Communication
Wi-Fi / Bluetooth
Wired Communication
CAN
Inverter Charger Dimensions (L × W × H)
12.20 × 11.02 × 3.35 in / 310 × 280 × 85 mm With Wall-Mount Bracket: 12.20 × 11.02 × 3.74 in / 310 × 280 × 95 mm
Inverter Charger Net Weight
Approx. 10.14 lbs / 4.6 kg
Battery Cell Type
LiFePO₄
Nominal Battery Voltage
51.2V
Rated Battery Capacity
45Ah
Battery Energy
2304Wh
Battery Internal Resistance
≤40mΩ
Battery Cycle Life
4,000 times
BMS Current Rating
45A
Battery Charging Method
CC/CV
Battery Charging Voltage
57.6V ± 0.8V
Recommended Battery Charge Current
9A (0.2C)
Max. Continuous Battery Charge Current
45A
Max. Continuous Battery Discharge Current
45A
Max. Continuous Battery Output Power
2304W
Battery Dimensions (L × W × H)
20.47 × 16.54 × 3.15 in / 520 × 420 × 80 mm
Battery Housing Material
Steel Plate Cold Common (SPCC)
Battery IP Rating
IP44
Battery Temperature Range
Charge: 32°F to 122°F / 0°C to 50°C Discharge: −4°F to 140°F / −20°C to 60°C Storage: 14°F to 122°F / −10°C to 50°C
Battery Terminal
XT90E (2+2)-F
48V 2000W SOLAR INVERTER CHARGER
x1
51.2V 45Ah Battery Pack
x1
Self-tapping Screws
x3
Plastic Anchors
x3
AC Input Power Cable
x1
PV Input Cable
x1
Battery Communication & Power Cable
x1
SPCC Wall-Mount Bracket
x1
Floor-standing Screws
x4
Base Bracket Installation Screws
x4
Sleeve Anchors
x4
Base Brackets
x2
Base Bracket Anti-Slip Rubber Pads
x2
Battery Parallel & Power Cable
x1
Auxiliary Brackets
x2
Wall-Mount Bracket
x1
48V 2000W SOLAR INVERTER CHARGER
x1
51.2V 45Ah Battery Pack
x1
Self-tapping Screws
x3
Plastic Anchors
x3
AC Input Power Cable
x1
PV Input Cable
x1
Battery Communication & Power Cable
x1
SPCC Wall-Mount Bracket
x1
Floor-standing Screws
x4
Base Bracket Installation Screws
x4
Sleeve Anchors
x4
Base Brackets
x2
Base Bracket Anti-Slip Rubber Pads
x2
Battery Parallel & Power Cable
x1
Auxiliary Brackets
x2
Wall-Mount Bracket
x1
51.2V 45Ah Battery Pack
x2
48V 2000W SOLAR INVERTER CHARGER
x1
Base Bracket Installation Screws
x8
Sleeve Anchors
x8
Base Brackets
x4
Base Bracket Anti-Slip Rubber Pads
x4
Battery Parallel & Power Cable
x2
Auxiliary Brackets
x4
Wall-Mount Bracket
x2
Self-tapping Screws
x3
Plastic Anchors
x3
AC Input Power Cable
x1
PV Input Cable
x1
Battery Communication & Power Cable
x1
SPCC Wall-Mount Bracket
x1
Floor-standing Screws
x4
51.2V 45Ah Battery Pack
x2
48V 2000W SOLAR INVERTER CHARGER
x1
Base Bracket Installation Screws
x8
Sleeve Anchors
x8
Base Brackets
x4
Base Bracket Anti-Slip Rubber Pads
x4
Battery Parallel & Power Cable
x2
Auxiliary Brackets
x4
Wall-Mount Bracket
x2
Self-tapping Screws
x3
Plastic Anchors
x3
AC Input Power Cable
x1
PV Input Cable
x1
Battery Communication & Power Cable
x1
SPCC Wall-Mount Bracket
x1
Floor-standing Screws
x4
51.2V 45Ah Battery Pack
x3
48V 2000W SOLAR INVERTER CHARGER
x1
Base Bracket Installation Screws
x12
Sleeve Anchors
x12
Base Brackets
x6
Battery Parallel & Power Cable
x3
Auxiliary Brackets
x6
Wall-Mount Bracket
x3
Self-tapping Screws
x3
Plastic Anchors
x3
AC Input Power Cable
x1
PV Input Cable
x1
Battery Communication & Power Cable
x1
SPCC Wall-Mount Bracket
x1
Floor-standing Screws
x4
Base Bracket Anti-Slip Rubber Pads
x6
51.2V 45Ah Battery Pack
x3
48V 2000W SOLAR INVERTER CHARGER
x1
Base Bracket Installation Screws
x12
Sleeve Anchors
x12
Base Brackets
x6
Battery Parallel & Power Cable
x3
Auxiliary Brackets
x6
Wall-Mount Bracket
x3
Self-tapping Screws
x3
Plastic Anchors
x3
AC Input Power Cable
x1
PV Input Cable
x1
Battery Communication & Power Cable
x1
SPCC Wall-Mount Bracket
x1
Floor-standing Screws
x4
Base Bracket Anti-Slip Rubber Pads
x6
51.2V 45Ah Battery Pack
x4
48V 2000W SOLAR INVERTER CHARGER
x1
Base Bracket Installation Screws
x16
Sleeve Anchors
x16
Base Brackets
x8
Battery Parallel & Power Cable
x4
Base Bracket Anti-Slip Rubber Pads
x8
Wall-Mount Bracket
x4
Auxiliary Brackets
x8
Self-tapping Screws
x3
Plastic Anchors
x3
AC Input Power Cable
x1
PV Input Cable
x1
Battery Communication & Power Cable
x1
SPCC Wall-Mount Bracket
x1
Floor-standing Screws
x4
51.2V 45Ah Battery Pack
x4
48V 2000W SOLAR INVERTER CHARGER
x1
Base Bracket Installation Screws
x16
Sleeve Anchors
x16
Base Brackets
x8
Battery Parallel & Power Cable
x4
Base Bracket Anti-Slip Rubber Pads
x8
Wall-Mount Bracket
x4
Auxiliary Brackets
x8
Self-tapping Screws
x3
Plastic Anchors
x3
AC Input Power Cable
x1
PV Input Cable
x1
Battery Communication & Power Cable
x1
SPCC Wall-Mount Bracket
x1
Floor-standing Screws
x4
Lares K1 provides backup power for refrigerators, freezers and kitchen essentials such as microwaves, coffee makers and toaster ovens. It delivers 2,000W of continuous output and 4,000W of peak output for startup surges. Check your appliances'running and startup power requirements before connecting them.
Yes. Lares K1 has two AC outlets on opposite sides for less plug crowding and easier access. The appliances' combined running power must stay within 2,000W, and their combined startup demand must stay within the system’s 4,000W peak rating for up to 1 second.
Allow for your refrigerator's compressor startup demand when selecting a microwave, coffee maker or toaster oven. For microwaves, check the electrical input wattage rather than the advertised cooking wattage.
Lares K1 is designed for stationary indoor home use. It is not intended for boats, RVs or other environments with continuous vibration or movement. You can explore LiTime RV batteries and marine batteries, designed to deliver reliable power for life on the road and water.
It can power a sump pump, but we recommend pumps with motors rated at 1 HP or less. Keep Lares K1 dry and away from water.
Lares K1 supports up to four compatible K1 Battery Packs, expanding capacity from 2,304Wh to 9,216Wh. Adding battery packs extends runtime; continuous output remains 2,000W.
The Lares K1 Battery Pack and Solar Inverter Charger will be available for separate purchase soon. Since Lares K1 has just launched, we currently offer complete systems and bundles with additional battery packs.
Lares K1’s Split Design lets you place the battery and Solar Inverter Charger together or separately to fit your space.
Without mounting accessories: Lay the components flat on a stable surface, either separately or with the Solar Inverter Charger stacked on top of the battery. The sturdy metal housings allow up to four battery packs to be stacked vertically.
With the floor stand: With the floor stand: Place the components upright together. System body dimensions are 20.47 × 30.71 × 3.94 in (520 × 780 × 100 mm). The floor-stand feet are optional when the system is supported on both sides, such as in a narrow gap. Otherwise, allow extra floor space for each floor-stand foot, measuring 9.84 × 2.76 in (250 × 70 mm).
With wall-mount brackets: Mount either component or both. Choose the 0.25 m or 1.5 m battery connection cable to mount the components side by side or farther apart. The battery extends approximately 3.54 in (90 mm) from the wall, and the Solar Inverter Charger extends approximately 3.74 in (95 mm).
For placement without brackets, the battery measures 20.47 × 16.54 × 3.15 in (520 × 420 × 80 mm), and the Solar Inverter Charger measures 12.20 × 11.02 × 3.35 in (310 × 280 × 85 mm). Allow space for cables and ventilation.
Key included accessories include:
Floor-stand accessories for a combined upright setup.
Separate Wall-mount accessories for the battery pack and Solar Inverter Charger.
A solar connection cable with MC4 connectors for compatible solar panels.
0.25 m and 1.5 m battery connection cables to suit your choice of combined or separated setups.
An AC power cord with a 90° plug for easier connections in tight spaces.
See the user manual for all included items.
The auxiliary brackets for floor-standing installation come attached to the back of the battery pack. Remove them when needed and install them as shown in the setup guide.
Yes. With Lares K1 set up for backup and your appliances connected to its AC outlets, the built-in UPS switches to battery power in 10 milliseconds or less when grid power fails.
The touchscreen lets you view system status and key parameters, and adjust charging and output modes. Electricity-rate entry and estimated savings tracking are available only in the LiTime App.
View real-time power flow between solar, the grid, the battery and connected appliances. Monitor battery status, input and output power, and adjust charging and output settings.
Use Bluetooth 5.0 for nearby control or Wi-Fi for remote monitoring and control. When severe weather is forecast, you can manually start charging remotely through the LiTime App. Remote access requires the system to have an active internet connection.
Lares K1 supports AC charging up to 1,500W and solar charging up to 800W. When using AC and solar together, total charging input is limited to 1,500W. Check the solar input requirements before connecting panels.
Yes. Use Time-of-Use (TOU) Mode in the LiTime App to schedule charging during off-peak hours and battery use during peak hours.
Enter your electricity rates in the App to view estimated savings. Actual savings depend on your rate plan, settings and energy use.
No. Lares K1 is a plug-and-play system. Connect the battery pack to the Solar Inverter Charger, plug the system into a standard 120V wall outlet and connect your appliances to its AC outlets. No electrician, hardwiring or electrical panel changes are needed.
One 2,304Wh battery pack provides an estimated 24+ hours of backup for a refrigerator using 2 kWh per day. Expand to four battery packs for approximately 99 hours.
Estimates assume 90% inverter efficiency and the refrigerator as the only connected load. Actual runtime varies with the refrigerator, usage, ambient temperature and other connected appliances.
In a real-world test, Lares K1 kept a homeowner's large refrigerator running for 40 hours. Click here to see the content.
Lares K1 operates at approximately 40 dB. Actual noise levels vary with the load and operating conditions.