Sealed lead acid batteries

40 Ah mainship battery

40 Ah Mainship Battery

  • Part Number : 9750W0538
  • Model Number : 40 Ah Composite (Mark II)
  • Description:

    Securaplane Sealed Lead Acid (SLA) mainship batteries have technology that beats NiCad, lead-calcium and lead antimony in every category of performance, ultimately saving operators thousands of dollars annually.

    Securaplane is the master distributor and design and certification authority for EnerSys Hawker brand batteries for commercial and business aviation in the USA.

    Hawker mainship batteries offer significant performance enhancements compared to competing products.


Key Features

  • 99.99% pure lead construction for enhanced life and performance.
  • Batteries shipped fully charged and ready to install.
  • Non-hazardous for shipping by ground and air.
  • True no-maintenance with unsurpassed cranking power.
  • Hot and cold performance exceeds competing products.
  • Monobloc replacement significantly less than the list price of new battery.



Securaplane 40 Ah batteries are STC- and PMA-approved for installation on numerous aircraft, including:

  • ATR 42/72
  • Caravan 208, 208B
  • Challenger 600, 601
  • Gulfstream GII/GIII (DC)
  • Mitsubishi MU-2B-36, -36A, -60