SunGoldPower SG48100P
#2 in Server rackFull review
A proven 5 kWh rack module with a screen and wide inverter support, for indoor home backup and off-grid banks. Choose the heated SGH48100T for cold sheds.
Amazon $1,121 SunGoldPower $1,090$1,090
4.7/5
A low-cost, UL-listed 5 kWh rack module for permitted indoor home backup. Pick a heated or low-temp model if it lives in an unheated space.
- 5.1 kWhCapacity
- 100 AOutput
- 6,000Cycles
- YesUL 9540A
- 10 yearsWarranty
Check price at Amazon$889.99Check price at ECO-WORTHY$889.99
Price checked October 24, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- UL 1973, UL 9540A and UL 9540 paperwork helps a permitted install pass inspection
- Bluetooth and WiFi app lets you check every module from your phone
- Talks closed-loop with most popular inverter brands over CAN or RS485
- Among the cheapest UL-listed 5 kWh rack modules
Cons
- Won’t charge below freezing, so cold sheds need heat
- No screen on the module; you need the app or inverter to see details
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its case. How we rank explains each one.
Specifications
| Model number | ECO-LFP4810002 |
|---|---|
| Capacity | |
| Case | Server rack (19-inch) |
| Nominal voltage | 51.2 V |
| Capacity | 100 Ah |
| Energy | 5.1 kWh |
| Usable energy | 5.1 kWh |
| Chemistry | LiFePO4 |
| Cycle life | 6,000 at 80% depth |
| Power | |
| Continuous discharge | 100 A |
| Peak discharge | 120 A |
| Max charge current | 100 A |
| Modules in parallel | Up to 32 |
| Safety and communication | |
| UL 1973 | Yes |
| UL 9540A | Yes |
| UL 9540 | Yes |
| Communication | CAN, RS485, RS232 |
| Works with inverters | Victron, Deye, Growatt, Lux Power, Sol-Ark, GoodWe, EG4, SRNE |
| Self-heating | No |
| App | Yes |
| Build | |
| Display | No |
| Built-in breaker | Yes |
| Dimensions | 22.09 x 19.02 x 5.63 in |
| Weight | 103 lb |
| Warranty | 10 years |
| Released | 2026-03 |
Alternatives in this case
Ruixu RX-LFP48100-H
#3 in Server rackFull review
The heated version of Ruixu’s UL 1973 rack module, for cold garages and cabins. It costs only about $40 more than the unheated one.
Ruixu $1,099$1,099
Ruixu RX-LFP48100
#4 in Server rackFull review
A UL 1973 certified 5 kWh rack module at a fair price for indoor home or cabin systems. Get the -H version if it lives somewhere that freezes.
Ruixu $1,059$1,059
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