BN26V-154-4k Classic

MasterController™ Features
  • On-board display for monitoring performance variables, such as cell voltage & temperature.
  • Integrated energy meter.
  • Serial communication (CANBUS) compatible with leading inverters.
Other Features
  • Automatic pre-charge circuit.
  • Built-in fuse & DC isolator.
  • 10 year warranty.
BN26V-154-4k Classic
Battery Type LiFeYPO4 (Lithium Iron Yttrium Phosphate)
Usable Capacity 4000 Wh
Nominal Voltage 26 VDC
Operating Voltage Range 23.2 VDC – 28.1 VDC
Operating Temperature Range -20°C –65°C
Cycle Life @ 100% DoD >3600 cycles (4000 Wh)
Cycle Life @ 80% DoD >5000 cycles (3200 Wh)
Cycle Life @ 70% DoD >7000 cycles (2800 Wh)
Dimensions (mm) 680 x 370 x 300mm (W x D x H)
Weight (kg) 47 kg
Warranty Period 10 Years
Bulk Voltage 28.1 VDC
Discharge Voltage (min.) 23.2 V
Charge Current (max.)
250 A continuous
Discharge Current (max.) 250 A continuous
320 A burst (1 minute)
500 A peak ( 2 seconds)
Self-discharge Rate < 2% per month
Charge & Discharge Efficiency 96% @C2 ; 98% @C10
Isolator 500 A
In-line Fuse 2 x 125 A
Over-current Protection 250 A
Over-voltage Cut-out 31.2 V (3.90 V on any cell)
Under-voltage Cut-out 22.8 V (2.85 V on any cell)