Stackable 48V 20kWh Solar Lithium Battery Home Energy Storage System

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Stackable 48V 20kWh Solar Lithium Battery Home Energy Storage System

home energy storage system-bess400

Polinovel BESS series are 48v lithium home energy storage systems that store solar power for backup, and keep

house appliances running seamlessly when the grid goes down. The stackable modular design support up to 15

batteries in parallel connection for flexible energy expansion. The integrated system with hidden wiring and plug

connectors is simple to install.

features-bess400

Diagram

scalable-bess400

composition

Dimension-bess400

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MODEL	BESS400
Battery Parameter
Energy	20.48kWh
Battery Type	Lithium iron phosphate (LiFePO4)
Nominal Capacity	400Ah
Nominal Voltage	51.2V
Operating Voltage	44.8V ~ 54.75V
Charge Current	Standard 50A, Max. 100A
Continuous Discharge Current	100A
Peak Discharge Current	150A @ 1s
BMS	Yes (intelligent protection BMS per module)
Solar Inverter Parameter
Rated Output Power	5KVA / 5KW
Peak Output Power	10KVA
Wave Form	Pure Sine Wave
AC Output	230Vac, 50/60Hz
Solar Charger (MPPT) Parameter
Max. PV Array Power	4.5KW
MPPT Voltage Range	60Vdc - 115Vdc
Max. PV Array Open Circuit Voltage	145Vdc
Max. Solar Charge Current	60A
Max. Efficiency	98%
AC Charger Parameter
Max. AC Charge Current	60A
AC Input	230Vac
Selectable Voltage Range	170~280Vac
Physical Parameter
Dimension (L x W x H)	620x390x1551mm
Net Weight	215kg
Others
IP Grade	IP54 (water and dust resistance)
Communication	WiFi/GPRS (Optional)
Certification	CE, MSDS, UN38.3
Warranty	Standard 5 years, 10 years optional

MODEL	BESS400
Battery Parameter
Energy	20.48kWh
Battery Type	Lithium iron phosphate (LiFePO4)
Nominal Capacity	400Ah
Nominal Voltage	51.2V
Operating Voltage	44.8V ~ 54.75V
Charge Current	Standard 50A, Max. 100A
Continuous Discharge Current	100A
Peak Discharge Current	150A @ 1s
BMS	Yes (intelligent protection BMS per module)
Solar Inverter Parameter
Rated Output Power	5KVA / 5KW
Peak Output Power	10KVA
Wave Form	Pure Sine Wave
AC Output	230Vac, 50/60Hz
Solar Charger (MPPT) Parameter
Max. PV Array Power	4.5KW
MPPT Voltage Range	60Vdc - 115Vdc
Max. PV Array Open Circuit Voltage	145Vdc
Max. Solar Charge Current	60A
Max. Efficiency	98%
AC Charger Parameter
Max. AC Charge Current	60A
AC Input	230Vac
Selectable Voltage Range	170~280Vac
Physical Parameter
Dimension (L x W x H)	620x390x1551mm
Net Weight	215kg
Others
IP Grade	IP54 (water and dust resistance)
Communication	WiFi/GPRS (Optional)
Certification	CE, MSDS, UN38.3
Warranty	Standard 5 years, 10 years optional