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Sierra Key Switch 4 Position Magneto

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Sierra Key Switch 4 Position MagnetoThe Sierra SMP39730 Switch is designed for the applicable marine electrical circuit.Back Up Nut: BrassFace Nut: Knurled Blac…
SKU: SMP39730
Condition: New
mfg_code: MP39730
$50.16

Sierra Key Switch 4 Position Magneto

$50.16

Sierra Key Switch 4 Position Magneto

The Sierra SMP39730 Switch is designed for the applicable marine electrical circuit.

Back Up Nut: Brass

Face Nut: Knurled Black Plastic with Rubber Cap

Hole Size: 7/8"

Length: Short: 5/8" maximum panel thickness

Material: Marine grade glass-filled Polyester

Rated Accessory: 15 Amp @ 12v DC

Rated Ignition: 15 Amp @ 12v DC

Rated Solenoid: 30 Amp @ 12 VDC

Terminal Type: 6 Tinned Brass Screw Terminals

Switch Positions: Acc - Off - Run - Start

Type: 4 Position Magneto

For Outboard engines without choke circuit

Maximum corrosion protection - eliminates oxidation

Inner seal between cylinder lock and contact plate

Non-conductive housing eliminates potential shorts

Technical Specifications

  • Brand: Sierra Marine
  • Sierra Part Number: MP39730
  • Product Type: Switch

Cross References & Alternative Products

  • Sea Sense: 50031154
  • Valmar: 31152

Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.

Frequently Asked Questions

What is Sierra MP39730?
Sierra MP39730 is a switch.

Which part numbers cross-reference Sierra MP39730?
This listing cross-references Sea Sense 50031154 and Valmar 31152. See the Cross References & Alternative Products section above for linked alternatives where available.

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