40 ECTIVE BB & SBB
BB25, SBB25
(24 V)
BB50, SBB50
(24 V)
Main Battery “Board I”
Lead-Acid, Gel, AGM nominal voltage
24 V
LiFePO4 nominal voltage 25,6 V
Lithium-Ion (NCM) nominal voltage 22,2 V
Recommended capacity 45 to 280 Ah 90 to 560 Ah
Vehicle Starter Battery “Start II”
Vehicle Starter Battery Nominal Voltage 12 V 24 V
Min. Battery Capacity, recommended 60 Ah 100 Ah
B2B Charging operation
Input voltage range
“Start II” ,”D+” controlled
10,5 to 16 V 21 to 32 V
Maximum charging power 650 W 1300 W
“Board” max. charge current
25 A 50 A
Activation Control Input “D+” 8 to 16 V 16 to 32 V
MPPT Solar Charge Controller
Max. PV power(P max.) 820 W 820 W
Max. PV current 24 A
Max. Open Circuit Voltage (Voc) 50 V
"Bord I" max. charge current
30 A
"Bord I" charging current for "Start II" 0 to 5 A
Stand-by current 24 mA
Main battery overvoltage protection
31 V 31 V
Weight 1,6 kg | 1,7 kg 1,6 kg | 1,7 kg
Dimensions (L × W × H) in mm 215 × 190 × 70 215 × 190 × 70
Operating temperature -20 to 50 °C