Standard Ignition NS-618 Neutral Safety Switch

Neutral Safety Switch for Dodge and Jeep

Restore proper starting safety and transmission interlock function with this Standard Ignition neutral safety switch. The NS-618 is a direct-fit replacement for select Dodge and Jeep applications, built to replace damaged OE units and help return the vehicle to normal neutral safety lockout operation.

• Direct-fit replacement neutral safety switch
• Copper alloy conductors for strong electrical conductivity and low resistive loss
• Robust construction with high-grade materials for service use
• Female blade terminals with 2-terminal design
• Compatible with select Dodge Ram 1500, Ram 2500, Ram 3500, Dakota, Ramcharger, W150, W250, W350, Viper, and 1997 Jeep Cherokee applications

Detailed Product Overview

Standard Ignition NS-618 is engineered as an electrically operated replacement switch for vehicles that rely on a neutral safety circuit to control starter engagement. By restoring the switch function, it helps maintain the factory starting interlock and supports safer operation. This part number, NS-618, is listed for select 1992-1997 Dodge and Jeep models, including Dodge Ram 1500, Ram 2500, Ram 3500, Dakota, Ramcharger, W150, W250, W350, Viper, and 1997 Jeep Cherokee applications.

This part cross-references 1S4953 and NS7022 for the same application.

Common Problems It Can Help Solve

• Engine cranks in gear or fails to recognize park/neutral
• No-crank condition related to the neutral safety circuit
• Intermittent starter engagement caused by a worn switch
• Electrical resistance from damaged internal conductors
• Loss of factory neutral safety lockout function

Installation Notes and Tips

Verify the transmission range and connector style before installation. This switch uses female blade terminals with a 2-terminal layout, so confirm the harness connection matches the OE configuration. After installation, test starting operation in park and neutral to confirm proper neutral safety switch function on the vehicle.

Quality Assurance

Standard Ignition builds the NS-618 with copper alloy conductors and durable materials to meet the demands of professional service work. The design focuses on restoring OE-style electrical performance and dependable switch operation.