956-4154 - 956 Heavy Duty Series

Roll Over to Zoom

Littelfuse Ignition Switches are designed for universal applications within harsh environments. Their mounting, body, and actuator features are designed for ease-of-use and extended product lifecycle.

The 956 Heavy Duty Series is our most robust series of Ignition Switches, providing reliable circuit control for vehicle ignition.

Features and Benefits
  • Key removable in “Off” Position Only (where actuator applicable)
  • Ignition Proof to SAE J259
  • 5 screw terminals.
  • Coded lock & keys.
  • Gasket-sealed, Shutter lock seal, O-ring seal in stem.
  • Ground terminal.
  • 1"-24 bushing.
  • Off-Ign/Acc-Ign/Start. Spring return to Ign/Acc. Key removable at Off.
  • Ratings at 12V DC: 10A Accessory, 10A Ignition, 5A Start, 1A Ground.
Property (Mouseover for details) Value
Current Rating (Continuous) in Amps 10
Number of Positions 4
Positions Acc - Off - Ign/Acc - Start with Spring Return to Ign and No Anti-Restart
Actuator Key
Input Terminals 5 screw
Housing Plated Steel
Contact Material Copper
To request product environmental information, please complete the Product Environmental Information Request Form.