SmartStart (SS-12v) is an electronic control module that controls the operation of the engine starter system.   SmartStart improves the safety and security of push-button or key-switch starting systems by providing an interlocked and time limited operation of the engine starter. The SmartStart system helps avoid unintentional activation of the engine starting system.    

A SmartStart Kit is available, which includes one SmartStart control module, 8 ft. wiring harness, and airspeed switch.


  • SmartStart (SS-12V) – $100.00
  • SmartStart Kit (includes Airspeed switch and wiring harness) (SS-12V-KIT) – $165.00
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Product Description

SmartStart controls standard aviation starter contactors and provides simple integration of the control stick switch or panel mounted start switches. SmartStart includes inputs for interlock and arming switches and provides a 1-minute timer for activating the starter contactor.  SmartStart also includes an armed LED that indicates when the engine may be started. The SmartStart system is available with an optional airspeed switch that ensures in-flight restarting of the engine, which may be accomplished at any time without the need to press the arming button.

Additional Information

Weight 1 lbs
Dimensions 9 × 6 × 3 in

SmartStart Specifications




Related Voltage:

16 volts DC max

Output Switch:

10 amps peak


Maintained closure for interlock, ground to activate, momentary closure for arming input, momentary closure for starter switch input, V+ to activate


Solid-state output with flyback diode


1 minute timer, set by interlock and arming input


Connector- 9 pin d-sub, male on controller


Overall dimensions 1.5” x 1.25” x 0.8”


2 oz.

For Experimental Aircraft ONLY, not TSO’d

Instruction Manuals


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