This package consists of the following products:
SE391-7 (LUNA2000-7-S1) - 6.9kWh - 1x LUNA2000-7-E1 S1 battery unit + 1x Huawei LUNA2000-10KW-C1 BMS Power module
SE391-14 (LUNA2000-14-S1) - 13.8kWh - 2x LUNA2000-7-E1 S1 battery unit + 1x Huawei LUNA2000-10KW-C1 BMS Power module
SE391-21 (LUNA2000-21-S1) - 20.7kWh - 3x LUNA2000-7-E1 S1 battery unit + 1x Huawei LUNA2000-10KW-C1 BMS Power module

Safe cell chemistry (lithium iron phosphate, LiFePO4)
5-layer safety protection: cell level, electrical level, structural level, active protection, emergency protection
6.9 kWh usable capacity per battery module
Scalable from 6.9 kWh to 20.7 kWh per tower (wireless connection between modules)
Up to 4 towers with 82.8 kWh for one inverter (when using the MB0 series)
Depth of discharge: 100% DoD
Ultimate using experience: -20 ℃ to +55 ℃ Operating temperature
Max. 10.5 kW charging and discharging power per group. Super quiet operation
IP66 certification
Installation: tripod (standard), wall mounting (optional)
Extinguishing set per battery module
Weight: 68 kg (per battery module)
Dimensions (W x D x H in mm): 590 x 255 x 360
Warranty: 15 years
Compatible inverters:
SUN2000-12/15/17/20/25K-MB0
SUN2000-3/4/5/6/8/10KTL-M1
SUN2000-8/10K-LC0
SUN2000-2/3/3.68/4/4.6/5/6KTL-L1