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Home Aircraft Servicing Equipment Parts Air Start Unit (ASU) Parts

Electrical System

Sage Parts delivers premium electrical components engineered specifically for Air Start Unit applications, including starters, alternators, batteries, and complete wiring systems that meet or exceed OEM specifications. Our extensive inventory supports all major ASU manufacturers with parts designed for reliability in demanding airport environments. With industry-leading expertise in both legacy and current models, we provide electrical system solutions that enhance performance while reducing total cost of ownership. Trust Sage Parts for immediate availability, technical support, and quality-assured components that keep your critical ASU operations running efficiently. 

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  • SOLENOID, 24 VOLT CONTACTOR-24063

    SOLENOID, 24 VOLT CONTACTOR-24063

    SKU: SPP00031403

    Engineered for reliability in demanding GSE operations, this industrial-grade 24V solenoid contactor delivers consistent performance across multiple ground support applications. Built to withstand rigorous use in airport environments, it ensures seamless...

  • SWITCH, IGNITION-31608SWITCH

    SWITCH, IGNITION-31608SWITCH

    SKU: SPP00031771

    This professional-grade GSE ignition switch delivers reliable starting performance across multiple ground support equipment applications. Engineered to meet OEM specifications, this versatile starter switch ensures consistent operation in TLD cargo...

  • ALTERNATOR, 24VDC 70 AMP-6200081001ALT

    ALTERNATOR, 24VDC 70 AMP-6200081001ALT

    SKU: SPP00058876

    This high-performance 24VDC 70 AMP alternator is expertly designed for seamless compatibility with a range of aviation Ground Support Equipment (GSE), including FMC LMD 2000 and JBT SMD 1200 de-icing trucks, as well as Stewart + Stevenson TMAC-150/170...

  • BLOCK, CONTACT NC - OBSOLETE-66011294

    BLOCK, CONTACT NC - OBSOLETE-66011294

    SKU: SPP00059220

    The BLOCK, CONTACT NC is an essential component designed specifically for a range of TLD Aviation Ground Support Equipment (GSE), including ASU, ACE, ACU, GPU, LSP, and TUG models. This high-performance block is crafted to ensure reliable electrical...

  • SWITCH OPERATOR, SELECTOR-1000114SWITCH

    SWITCH OPERATOR, SELECTOR-1000114SWITCH

    SKU: SPP00029930

    This premium 2-position selector switch delivers reliable control operation for TLD and Trilectron air start units, ensuring precise management of critical ASU functions. Engineered with heavy-duty construction, the robust control knob features durable...

  • BLOCK, CONTACT NORMALLY OPEN-1000571BLOCK

    BLOCK, CONTACT NORMALLY OPEN-1000571BLOCK

    SKU: SPP00029944

    This precision-engineered Aircraft Ground Power Contact Block Assembly features dual normally-open (NO) positions, specifically designed for TLD and Trilectron Air Start Units (ASUs) and TLD Lavatory Service Trucks. The contact block ensures reliable...

  • BLOCK, CONTACT NORMALLY CLOSED-1000572

    BLOCK, CONTACT NORMALLY CLOSED-1000572

    SKU: SPP00029945

    This premium Normally Closed (NC) Contact Block Switch serves as a vital control component in TLD and Trilectron air start units and TLD lavatory service trucks. Engineered to industry standards, this robust switch ensures reliable circuit interruption...

  • VALVE, SOLENOID-1005396VALVE

    VALVE, SOLENOID-1005396VALVE

    SKU: SPP00030006

    This high-performance solenoid valve serves as a critical control component for TLD ASU-600-200 aircraft air start units, ensuring reliable pneumatic system operation during engine starting procedures. Engineered to meet rigorous aerospace standards,...

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