Pollak 31-305 4-Position Ignition Starter Switch - 4 Stud Terminals, Keyed Alike (D250)

Precision Engineering for Fleet and Heavy-Duty Use

The Pollak 31-305 4-Position Ignition Switch is a high-performance electrical component built for the toughest environments. Whether you’re managing a fleet or maintaining heavy industrial machinery, this switch provides the reliable, "OEM-standard" performance that Pollak has delivered for over a century.

Keyed Alike (D250) for Fleet Efficiency

This model is Keyed Alike to the D250 code, making it an ideal choice for fleet managers and operators who require a single key to operate multiple vehicles or pieces of equipment. This eliminates the hassle of managing individual keys while maintaining professional-grade security.

Rugged Construction & Secure Wiring

The 31-305 is built with a durable zinc die-cast housing and features 4 #10-32 stud terminals. Stud terminals provide a more vibration-resistant connection compared to standard blades, making this switch perfect for high-vibration applications like diesel engines, agricultural machinery, and construction equipment.

Key Features & Technical Specifications:

• Part Number: Pollak 31-305 (Retail Pack: 31-305P)

• Switch Positions: 4-Position (Acc - Off - On/Acc - Start)

• Key Removability: Key is removable in the "Off" position only for added safety.

• Terminal Type: (4) #10-32 Stud Terminals for secure nut-and-bolt wiring.

• Housing: Corrosion-resistant Zinc Die-Cast.

• Keying: Keyed Alike (D250) - Includes 2 keys.

• Mounting: Fits standard 1" diameter mounting holes (Mounting Hole Pattern 5).

• Base Type: Style 1.

• Starter Lockout: Includes safety lockout to prevent re-engagement while the engine is running.

Versatile Applications

Thanks to its robust design and stud terminal configuration, the Pollak 31-305 is commonly used in:

• Heavy-Duty Trucks: Freightliner, Kenworth, and Peterbilt applications.

• Construction & Agriculture: Tractors, loaders, and excavators.

• Marine: Saltwater-resistant housing makes it suitable for dashboard mounting.

• Industrial Equipment: Generators, compressors, and material handling.