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4-Position Logic: Optimized for diesel cycles with Accessory – Off – On/Pre-Heat – Start (Momentary).
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Glow Plug Warmer Position: Designed to manage engine pre-heating, ensuring smoother starts in frigid temperatures.
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Spring Return Safety: Automatically disengages the starter once the key is released, protecting your vehicle's electrical system.
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Keyed Alike (D250): Standardized for fleet convenience; use one key code across multiple machines to simplify logistics.
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Premium Encapsulated Key: Features a molded black plastic head for better grip and durability in harsh environments.
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Heavy-Duty Construction: One-piece zinc die-cast housing with solid copper contacts for long-lasting, high-conductivity performance.
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Weather-Resistant Seals: Internal O-rings and lip seals keep moisture, dust, and dirt away from the contact chamber.
Pollak 31-538 4-Position Ignition Switch – Spring Return with Glow Plug Warmer – Keyed Alike D250 – Encapsulated Key
Specialized Cold-Start Performance for Diesel Fleets
The Pollak 31-538 4-Position Ignition Switch is engineered specifically for diesel engines and heavy-duty equipment requiring a pre-heat cycle. This rugged switch features a specialized Glow Plug Warmer position, allowing operators to warm the engine for reliable cold-weather starts before engaging the starter.
Built with a durable zinc die-cast housing, the 31-538 includes a Spring Return mechanism that automatically snaps the key back to the "On" position from the "Start" position, preventing accidental starter motor damage. This model is Keyed Alike to the D250 code and comes with a premium encapsulated key, providing a comfortable, slip-resistant grip and an extra layer of protection against the elements.
PICTURE FOR REFERENCE, IMAGE MAY NOT BE EXACT. *