Pollak 31-190 4-Position Ignition Switch – Sealed Key Slot – Use with 31-166-101 Keys

Reliable Ignition Control for Heavy-Duty Applications

The Pollak 31-190 is a professional-grade, 4-position ignition starter switch engineered for durability in demanding environments. Featuring a rugged one-piece zinc die-cast housing and a high-impact base, this switch is designed to provide flawless mechanical and electrical switching for trucks, agricultural equipment, and industrial machinery.

Superior Weather Protection This model is specifically designed with a sealed key slot and a weather-resistant O-ring seal. The integrated lip seal prevents moisture and debris from entering the contact chamber, ensuring long-term reliability even in exposed or harsh conditions.

Key Technical Features:

• 4-Position Functionality: Standard Accessory – Off – On/Ignition – Start (Spring return to On).

• Heavy-Duty Construction: Features solid copper contacts and wiring with internal lubrication for an extended service life.

• Universal Fit: Designed for a standard 1-inch mounting hole (Pattern 4).

• Brass Terminals: Provides maximum conductivity and corrosion resistance.

• Sealed Integrity: Includes a secondary lip seal for maximum protection against the elements.

Note on Keys: This switch is supplied without keys or base hardware. It is specifically designed for use with Pollak 31-166-101 Keys (sold separately).

Product Specifications:

• Manufacturer: Pollak

• Part Number: 31-190

• Positions: 4 (Acc, Off, On, Start)

• Housing: Zinc Die-Cast

• Base Type: Type 1 (High Impact)

• Mounting Hole Pattern: 4 (approx. 1" diameter)

• Terminal Type: Brass Studs

• Ratings: 14V DC; Ignition: 8 Amps, Accessory: 30 Amps, Start: 75 Amps (Make) / 20 Amps (Break)

• Compatible Keys: 31-166-101