TCA-52 53Ah Marathon Battery

The TCA-52 (P/N 31433-001) is an 11 cell Nickel-Cadmium battery, with a nominal voltage of 14V, and a nominal capacity of 53 Ah, at a weight of only 63 lbs. Two of the 14-volt batteries in series provide 28 volt power for the aircraft’s DC buss. The TCA-52 provides significant Maintenance-cost savings for Boeing applications.  The Marathon TCA-52 battery is a greatly improved nickel-cadmium (Ni-Cd) battery that features:

  • Significantly Increased Maintenance Intervals
  • Very Low Water Consumption
  • Large Electrolyte Reserve
  • Excellent Capacity Retention During Extended Cycling
  • Celgard© Gas Barrier System replacing OEM Cellophane Gas Barrier has eliminated Thermal Runaway

Description

  • Boeing approved the TCA-52 (P/N 31433-001) for all DC-10, KC-10, MD-10, and MD-11 series aircraft and the battery is interchangeable with the existing OEM battery without any modification to the aircraft.
  • The Marathon battery is FAA-PMA approved for DC-10, MD-10, and MD-11 series aircraft.
  • The TCA-52 is a replacement for the OEM battery P/N 43B050LB01.

PHYSICAL SPECIFICATIONS
Length: 11.58”
Width: 7.68”
Height: 10.19”
Weight: 63 lbs

ELECTRICAL SPECIFICATIONS
Voltage: 14.0 volts (nominal)
Capacity: 53Ah minimum
Imp : 1000A @ 15 seconds (maximum power)

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.