Pollak 21-501P Diesel Glow Plug Relay, Intermittent Duty, 12V, SPST

The Glow Plug Relay is an engine component that controls the flow of electricity to the glow plugs in a diesel engine. It is responsible for heating the engine's internal components during cold weather conditions, which helps to improve the engine's starting performance.

• Pollak 21-501P Diesel Glow Plug Relay
• Category: Solenoids
• Manufacturer: Pollak
• High-quality composite housings protect against harsh temperatures and severe under-hood conditions
• Featuring brass and solid copper contacts for extended wear
• Replaces Navistar #1825898C94
• Flat metal mounting base and bracket included
• Terminal hardware included
• Easy Installation, designed to match the fit and function of orginal relay on specified vehicles
• Number of Terminals: (4) 5/16"-18
• Covered by a 1 year warranty
• External ground