Overview
The VT-42-PB Indoor Battery Cabinet Series is an energy storage and backup power solution designed to provide reliable DC 48V backup power for telecom, industrial, residential and renewable energy applications.
The series uses LiFePO4 (LFP) battery cells, intelligent BMS management, multi-level protection and parallel connection capability for system expansion.
Available configurations include:
- VT-42-PB150 Series: 150Ah
- VT-42-PB280: 280Ah
- VT-42-PB314: 314Ah
Feature
- 48VDC backup power during AC power failure.
- LiFePO4 (LFP) battery technology.
- 150Ah to 314Ah capacity options.
- Parallel connection for system expansion.
- Intelligent BMS battery management.
- Overload, over-discharge, over-current, over-voltage and over-temperature protection.
- Short-circuit and reverse-connection protection.
- Cell balancing.
- CAN/RS485 communication.
- WiFi/Bluetooth remote monitoring.
- Remote firmware upgrade.
- Compatible with various inverters.
- Solar and UPS integration.
- Optional heating system.
- Floor-standing, stacking and wall-mount installation.
- Optional wheels or base supports.
Specifications
| Parameter |
VT-42-PB150-I15 |
VT-42-PB150-I16 |
VT-42-PB280 |
VT-42-PB314 |
| Battery Type |
LiFePO4 (LFP) |
LiFePO4 (LFP) |
LiFePO4 (LFP) |
LiFePO4 (LFP) |
| Capacity |
150Ah |
150Ah |
280Ah |
314Ah |
| Energy |
7.2kWh |
7.68kWh |
14.34kWh |
16.076kWh |
| Rated Voltage |
48VDC |
51.2VDC |
51.2VDC |
51.2VDC |
| Operating Voltage |
42–54VDC |
44–58.4VDC |
44–58.4VDC |
44–58.4VDC |
| Charge Voltage |
54.75VDC |
58.4VDC |
58.4VDC |
58.4VDC |
| Recommended Charge/Discharge Current |
75A |
75A |
140A |
157A |
| Max. Continuous Current |
150A |
150A |
280A |
314A |
| Max. Instantaneous Current |
225A (1.5C) |
225A (1.5C) |
420A (1.5C) |
471A (1.5C) |
| Cycle Life |
>4,000 cycles @ 70% SOH |
>4,000 cycles @ 70% SOH |
>4,000 cycles @ 70% SOH |
>4,000 cycles @ 70% SOH |
| Depth of Discharge (DOD) |
90% |
90% |
90% |
90% |
| Max. Parallel Units |
35 |
35 |
35 |
35 |
| Communication |
CAN / RS485 |
CAN / RS485 |
CAN / RS485 |
CAN / RS485 |
| Protection Rating |
IP20 |
IP20 |
IP20 |
IP20 |
| Operating Temperature |
-20 to +60°C |
-20 to +60°C |
-20 to +60°C |
-20 to +60°C |
| Operating Humidity |
5–85% RH, non-condensing |
5–85% RH, non-condensing |
5–85% RH, non-condensing |
5–85% RH, non-condensing |
| Dimensions (W × H × D) |
Approx. 435 × 835 × 250mm |
Approx. 435 × 835 × 250mm |
Approx. 435 × 835 × 250mm |
Approx. 435 × 835 × 250mm |
| Weight |
Approx. 67kg |
Approx. 70kg |
Approx. 107kg |
Approx. 107kg |
| Certifications |
CE, UN38.3, IEC62619 |
CE, UN38.3, IEC62619 |
CE, UN38.3, IEC62619 |
CE, UN38.3, IEC62619 |