7-75M3120 75 Ah MicroMaintenance Battery

The model M3 X-33-4 (P/N 33181-004) is a 20-cell Micro-Maintenance battery, with a nominal voltage of 24V, and a nominal capacity of 33 Ah, at a weight of only 60 lbs. (max). The M3 X-33-4 will provide an Imp (15-second discharge @ maximum power transfer) of 1400 amps at room temperature.

Description

The 7-75 M3120 is currently PMA’d for the following applications:  Boeing Aircraft: 717-200 Series and McDonnell Douglas: MD-90-30

The 7-75 M3120 is designed as a low-maintenance replacement for ELDEC BA-36-01 batteries.

PHYSICAL SPECIFICATIONS
Length: 7.85” max
Width: 6.50” max
Height: 10.19” max
Weight: 45 lbs.(44 lbs. typical)
Connector: MS3509

ELECTRICAL SPECIFICATIONS
Voltage: 8.4 volts (nominal)
Capacity: 75Ah minimum (at C-rate)
Imp : 1200A @ 15 seconds
(Discharge current at maximum power transfer)

Marathon Norco is the leader in Aerospace and Defense aircraft battery solutions, providing innovative, reliable, and high-performance power. Designed with advanced technology, each aircraft battery ensures exceptional durability, reduced maintenance, and optimal performance in all conditions. Trust Marathon Norco aircraft battery products for unmatched dependability and value.