Lamar STS-M12-PMA 12-Volt Aircraft Battery Master Contactor – FAA-PMA

$139.95

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The STS-M12-PMA is an FAA-PMA approved 12-volt aircraft battery master contactor designed to provide dependable, continuous-duty switching of aircraft electrical power. Engineered for reliable performance in demanding aviation environments, the STS-M12 serves as a replacement for approved aircraft applications requiring this contactor.

Designed for continuous operation, the STS-M12 features silver electrical contacts capable of handling high-current loads, a low-current coil for reliable engagement, and durable all-metal construction. Its traditional aircraft terminal configuration facilitates replacement of eligible original equipment contactors.

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Features:

  • FAA-PMA approved aircraft battery master contactor
  • 12-volt continuous-duty operation
  • Silver contacts rated for 300A inrush and 150A continuous current
  • Low-current coil and light spring for reliable engagement
  • Ground-activated S-terminal
  • All-metal housing for durability
  • Aircraft-style terminal configuration
  • Direct replacement for approved applications
  • Factory New

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Specifications:

  • Part Number: STS-M12-PMA
  • Manufacturer: Lamar Technologies / Sky-Tec
  • Type: Aircraft Battery Master Contactor
  • Coil Voltage: 12 VDC
  • Duty Cycle: Continuous
  • Activation: Ground to S-terminal
  • Contact Rating: 300A Inrush / 150A Continuous
  • Approval: FAA-PMA
  • Condition: New

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Note: Aircraft eligibility and replacement part number should be verified against the manufacturer’s FAA-PMA eligibility documentation before installation.

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