Standard Ignition US-120 Ignition Switch

Ignition Switch for Nissan and Subaru

Standard Ignition US-120 is a coded ignition switch built for direct replacement in select Nissan and Subaru applications. It uses a bolt-on attachment method, a round female connector, and five male blade terminals for a factory-style electrical connection.

• Brand: Standard Ignition
• Part number: US-120
• Coded ignition switch for keyed electrical matching
• Bolt-on mounting style
• 1 round female connector
• 5 male blade terminals
• Mounting hardware not included
• Mounting bracket(s) not included

Application Details

This ignition switch is used in select Nissan 200SX, 280ZX, 210, 310, 510, and 810 models, plus Subaru Standard models without power steering. It is a practical replacement for worn or failing switch assemblies in 1977-1986 Nissan and 1982-1984 Subaru vehicles. Part number US-120 is also referenced by interchange numbers such as 18-0325 and CS154 for the same application.

What It Helps Fix

• Intermittent or no-start conditions caused by a failing ignition switch
• Key position issues such as loss of accessory, run, or start function
• Electrical contact wear that can interrupt power delivery
• Switch-related starting problems in older Nissan and Subaru vehicles
• Replacement needs for coded ignition switch assemblies

Installation Notes

Verify connector shape, terminal count, and coded switch requirements before installation. This unit uses a female round connector with five male blade terminals and bolt-on mounting. Compare the original switch and vehicle wiring before removal to confirm the correct US-120 application for your Nissan 200SX, 280ZX, 210, 310, 510, 810, or Subaru Standard.

Quality Assurance

Standard Ignition supplies replacement electrical components for service applications, and US-120 is built to match the listed connector and terminal configuration for the confirmed fitment range.