HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-618 Neutral Safety Switch
Part #: NS-618

Standard Ignition NS-618 Neutral Safety Switch

⚙️ 31 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge and Jeep, Ram 1500, Ram 2500, Ram 3500, Viper, Cherokee, Dakota, Ramcharger, W150, W250, and W350
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Overview of Standard Ignition NS-618 Neutral Safety Switch

The Standard Ignition NS-618 Neutral Safety Switch is designed for reliable electrical performance in select Dodge and Jeep vehicles. This switch ensures safe engine starting by preventing the vehicle from starting in gear, providing an essential safety function for models like the Dodge Ram 1500 and Jeep Cherokee.

  • Compatible with Dodge and Jeep models including Cherokee, Dakota, Ram 1500, Ram 2500, Ram 3500, Ramcharger, Viper, W150, W250, and W350
  • Part number NS-618 for precise identification and fitment
  • Equipped with 2 female blade terminals for secure electrical connections
  • Includes one neutral safety switch per package

Detailed Product Description

The NS-618 neutral safety switch from Standard Ignition is engineered to meet OEM specifications for electrical, lighting, and body systems. Featuring two female blade terminals, this switch provides a reliable connection interface that integrates seamlessly with the vehicle’s wiring harness. The blade terminal type and quantity ensure compatibility with the original equipment setup, reducing installation complexity and maintaining system integrity. This part is specifically designed for use in Dodge and Jeep vehicles, including popular models such as the Ram 1500, Ramcharger, and Jeep Cherokee, ensuring proper fit and function.

Function and Application

This neutral safety switch is critical for preventing the engine from starting unless the transmission is in neutral or park, enhancing driver safety and protecting the vehicle’s transmission system. It addresses several common issues, including:

  • Engine cranks in gear causing unintended vehicle movement
  • Failure to start due to faulty neutral safety switch
  • Intermittent starting problems related to electrical connection faults
  • Transmission safety interlock malfunctions

Installation Notes and Tips

  • Ensure the vehicle is in park or neutral before installation
  • Disconnect the battery to prevent electrical shorts during replacement
  • Verify terminal connections match the original switch’s blade terminal configuration
  • Consult vehicle service manual for specific alignment and adjustment procedures

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing dependable performance and durability. The NS-618 neutral safety switch undergoes rigorous quality control to ensure consistent operation. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary.

BrandStandard Ignition
Part NumberNS-618
Contents1 Switch
Terminal GenderFemale
Terminal TypeBlade

This part fits 31 vehicles. Search below:

YearMakeModelTransmissionPositionNotes
1997DodgeRam 1500ManualN/A
1997DodgeRam 2500ManualN/A
1997DodgeRam 3500ManualN/A
1997DodgeViperManualN/A
1997JeepCherokeeManualN/A
1996DodgeDakotaManualN/A
1996DodgeRam 1500ManualN/A
1996DodgeRam 2500ManualN/A
1996DodgeRam 3500ManualN/A
1996DodgeViperManualN/A
1995DodgeDakotaManualN/A
1995DodgeRam 1500ManualN/A
1995DodgeRam 2500ManualN/A
1995DodgeRam 3500ManualN/A
1995DodgeViperManualN/A
1994DodgeDakotaManualN/A
1994DodgeRam 1500ManualN/A
1994DodgeRam 2500ManualN/A
1994DodgeRam 3500ManualN/A
1994DodgeViperManualN/A
1993DodgeRamchargerManualN/A
1993DodgeViperManualN/A
1993DodgeW150ManualN/A
1993DodgeW250ManualN/A
1993DodgeW350ManualN/A
1992DodgeRamchargerManualN/A
1992DodgeViperManualN/A
1992DodgeW150ManualN/A
1992DodgeW250ManualN/A
1992DodgeW350ManualN/A
1985DodgeW350ManualN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1S495353-1260053007944CR424NS7022S51303

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.