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OPTIMA’s BT DCM 4.2, BT DCM 5.0 and BT DCM 5.5 BLUETOP batteries are dual-purpose batteries. They can be used in any deep-cycle (marine accessory, house applications, trolling motor, bow thrusters) or starting applications.
Battery Model: D31M
Part Number: 8052-188
Nominal Voltage: 12 volts
NSN: 6140 01 502 4405
Description: High power, dual purpose engine start and deep cycle, sealed lead acid batte
Performance Data: Open Circuit Voltage (Fully charged): 13.1 volts
Internal Resistance (Fully charged): .0025 ohms
Capacity: 75 Ah (C/20)
Reserve Capacity: BCI: 155 minutes (25 amp discharge, 80°F (26.7°C), to 10.5 volts cut-off)
Measurement : L 12.81 " x W 6.56" x H9.38" ( 30cm x 17cm x 24cm)