










LITHIUM IRON PHOSPHATE (LiFePO4)
PX Series LFP Battery
5.12 ~ 16.384 KWH | WiFi | IP21
The BALANTY PX Series is a LiFePO4 battery line of four models from 5.12 kWh to 16.384 kWh: LPW51-PX (25.6V), LPS102-PX, LPS154-PX and LPR163-PX (all 51.2V). It is IP21 rated, has WiFi and Bluetooth monitoring with an LCD display, carries a 5-year warranty, and connects up to 40 units in parallel.
CE
IEC 62619
UN38.3
3-in-1: Wall / Stacked (up to 5 units) / Rack Mounted (optional)
Vertical-mounted only for LPS154-PX & LPR163-PX
Standard warranty: 5 years
≥6000 cycles (25°C, 80%DOD, 70%EOL)
WiFi & Bluetooth remote monitoring
LCD monitor display with real-time data
Up to 40 units in parallel
- 25.6V / 51.2V
- Nominal Voltage
- 200—320Ah
- Capacity Range
- 6,000+
- Life Cycles
- 5 Year
- Warranty
Overview
Specifications
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FAQ
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PRODUCT OVERVIEW
Versatile Design, Maximum Flexibility
3-in-1 Mounting Options
LPW51-PX and LPS102-PX install wall-mounted, stacked (up to 5 units), or rack-mounted (optional). LPS154-PX and LPR163-PX are vertical-mounted only.
6,000+ Life Cycles
Exceptional longevity with over 6,000 charge/discharge cycles at 80% depth of discharge, ensuring reliable performance for years of operation.
Smart Connectivity
Built-in WiFi/Bluetooth module for remote monitoring, with an LCD monitor for local checks.
Massive Scalability
Connect up to 40 modules in parallel, with CAN2.0, RS232, and RS485 communication.

3-in-1 Design
Wall / Stacked / Rack mounting for maximum installation flexibility
TECHNICAL SPECIFICATIONS
PX Series Battery Models
| MODEL | LPW51-PX | LPS102-PX | LPS154-PX | LPR163-PX |
|---|---|---|---|---|
| Nominal Voltage | 25.6V | 51.2V | 51.2V | 51.2V |
| Nominal Capacity | 200Ah | 200Ah | 300Ah | 320Ah |
| Nominal Energy | 5120Wh | 10240Wh | 15360Wh | 16384Wh |
| Max. Output Power | 3.5KW | 7.5KW | 10KW | 10KW |
| Life Cycles | ≥6000 (25°C±2°C, 80%DOD, 70%EOL) | |||
| Recommended Charge Voltage | 29.2V | 58.4V | 58.4V | 58.4V |
| Recommended Charge Current | 40A | 40A | 60A | 60A |
| End Of Discharge Voltage | 22V | 44V | 44V | 44V |
| Standard Discharge Current | 100A | 100A | 150A | 100A |
| Max. Continuous Current | 150A | 150A | 200A | 200A |
| Charge Temperature | 0~55°C | |||
| Discharge Temperature | -20~60°C | |||
| Storage Temperature | -5~35°C | |||
| Communication | CAN2.0 / RS232 / RS485 | |||
| Module Parallel | Up to 40 units | |||
| IP Protection | IP21 | |||
| Installation Mode | Wall / Stacked / Rack (optional) | Wall / Stacked / Rack (optional) | Vertical-mounted | Vertical-mounted |
| Dimensions (W*H*D) | 442 × 486.5 × 250 mm | 442 × 686.5 × 250 mm | 490 × 923 × 265 mm | 490 × 923 × 265 mm |
| Net Weight | 45 kg | 81 kg | 117 kg | 117 kg |
| Warranty | 5 years | |||
| Certification | CE-EMC, IEC 62619, UN38.3 / MSDS | |||
Source: BALANTY Energy Storage Catalogue. Last reviewed .
FAQ
PX Series LFP Battery Questions
What capacities does the BALANTY PX Series battery come in?
There are four models: LPW51-PX (25.6V 200Ah, 5.12 kWh), LPS102-PX (51.2V 200Ah, 10.24 kWh), LPS154-PX (51.2V 300Ah, 15.36 kWh) and LPR163-PX (51.2V 320Ah, 16.384 kWh).
What is the difference between LPW51-PX and LPWS51-EX?
Both store 5.12 kWh, but they are not interchangeable. LPW51-PX is 25.6V, IP21, with 3.5 kW maximum output and a 5-year warranty. LPWS51-EX is 51.2V, IP65, with 5 kW maximum output and a 10-year warranty.
Which PX Series batteries work with BALANTY inverters?
By rated voltage, the 51.2V models (LPS102-PX, LPS154-PX and LPR163-PX) sit within the 40–60V battery range of the PX Series inverter. LPW51-PX is 25.6V and falls outside it. Confirm the final system match with BALANTY before ordering.
How can the PX Series battery be mounted?
LPW51-PX and LPS102-PX can be wall mounted, stacked (up to 5 units) or rack mounted (optional). LPS154-PX and LPR163-PX are vertical mounted only.
Can the PX Series battery be installed outdoors?
The PX Series is rated IP21, lower than the IP65 EX Series. For outdoor sites, choose the EX Series and keep it out of sunlight.
How long does a PX Series battery last?
The PX Series is rated for at least 6,000 cycles at 25°C±2°C, 80% depth of discharge and 70% end of life. The warranty is 5 years.
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3.6–6KW single phase hybrid inverter with MPPT, IP66 rating, and grid-tie and off-grid operation. Its 40–60V battery range covers the 51.2V PX models. LPW51-PX is 25.6V and falls outside it.