Standard Ignition NS-147 Clutch Starter Safety Switch

Brand Standard Ignition NS-147
Color Black, White
Connector Gender Female
Contents Clutch Starter Safety Switch
Finish Plastic
Terminal Gender Male
Terminal Type Blade
Fits Ford and Mazda · 28 vehicles

Copper alloy conductors. Deliver superior conductivity with low resistive losses.

100% tested. Verified for mechanical and electrical switching performance.

Robust design. Built with high-grade materials for demanding service work.

Cross-references 1L5Z11A152AA, 1S5331 and 53-12641 for the same application. See all 9.

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In stock · usually ships same day before 1pm CST
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Clutch Starter Safety Switch for Ford and Mazda

Standard Ignition NS-147 is a clutch starter safety switch built for manual-transmission starting circuits. It uses a female connector, male blade terminals, and a 6-terminal layout to support reliable electrical switching in the clutch interlock system.

  • Black and white plastic construction
  • Female connector gender with male blade terminals
  • 6-terminal design for the specified application
  • Copper alloy conductors for strong electrical conductivity and reduced resistive loss
  • 100% tested for mechanical and electrical switching performance

Fitment and Application

Compatible With 1998-2011 Ford Ranger, N/A. Compatible With 1998-2001 Ford Explorer, N/A. Compatible With 2001 Ford Explorer Sport Trac, N/A. Compatible With 1998-2000 Mazda B2500, N/A. Compatible With 1998-2000 Mazda B3000, N/A. Compatible With 1998-2000 Mazda B4000, N/A.

Standard Ignition NS-147 is used in the clutch-start safety circuit to help ensure the starter engages only when the clutch pedal is in the proper position. This part cross-references 1S5331 and NS5568 for the same application.

Common Symptoms This Part May Address

  • Engine will not crank when the clutch pedal is pressed
  • Starter engages inconsistently or only intermittently
  • Clutch interlock circuit shows electrical continuity issues
  • Vehicle starts without proper clutch pedal input
  • Worn switch contacts causing unreliable starter operation

Installation Notes and Tips

Verify connector style, terminal count, and switch mounting location before installation. Confirm the clutch pedal linkage and wiring condition are in good repair, and check for corrosion or damaged terminals in the harness before replacing the switch. For best results, compare the removed part to NS-147 before final assembly.

Quality Assurance

Standard Ignition builds this switch with robust materials and copper alloy conductors, then tests each unit for mechanical and electrical switching performance to meet service-professional demands.

This part fits 28 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2011FordRangerN/A
2010FordRangerN/A
2009FordRangerN/A
2008FordRangerN/A
2007FordRangerN/A
2006FordRangerN/A
2005FordRangerN/A
2004FordRangerN/A
2003FordRangerN/A
2002FordRangerN/A
2001FordExplorerN/A
2001FordExplorer Sport TracN/A
2001FordRangerN/A
2000FordExplorerN/A
2000FordRangerN/A
2000MazdaB2500N/A
2000MazdaB3000N/A
2000MazdaB4000N/A
1999FordExplorerN/A
1999FordRangerN/A
1999MazdaB2500N/A
1999MazdaB3000N/A
1999MazdaB4000N/A
1998FordExplorerN/A
1998FordRangerN/A
1998MazdaB2500N/A
1998MazdaB3000N/A
1998MazdaB4000N/A
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
1L5Z11A152AA1S533153-1264188923619F437NS5568S26075SW6330ZZP067850