Genuine Cole Hersee 55058-01 4-Pole 4-Circuit Heavy-Duty Headlamp Switch

Safely distribute and isolate complex lighting loads on your commercial vehicle with this Genuine Cole Hersee 55058-01 4-Pole, 4-Circuit Headlamp Switch. Engineered by industry-leader Little fuse/Cole Hersee for rigorous heavy-duty fleet operations, this robust toggle switch splits massive aggregate electrical draw seamlessly across four entirely independent circuits—preventing dangerous overloads and maintaining continuous power flow to auxiliary networks.

Constructed with a heavy-duty die-cast metal housing, silver-plated contacts, and high-performance brass blade terminals, this specialized switch is designed for high-vibration truck interiors and industrial dashboard installations where standard automotive switches consistently fail.

⚙️ Technical & Engineering Specifications

• Brand / Manufacturer: Cole Hersee (Little fuse)
• Part Number: 55058-01 / 5505801
• Circuitry Layout: 4-Pole, 4-Circuit Configured Performance
• Electrical Rating: Heavy-Duty 25 Amps at 12V DC
• Terminal Configuration: 8 Male Blade Terminals
• Actuator Dimensions: Long Chrome-Plated Brass Handle (1.5" / 38.1mm Length)
• Mounting Stem: 15/32"-32 Threaded Base; Mounts securely in panels up to 9/32" thick

🕹️ Switch Position Operations

• UP Position: Engages Parking Lights, Tail Lights, & Primary Headlamps
• CENTER Position: Positive System OFF
• DOWN Position: Engages Parking Lights, Tail Lights, & Auxiliary Lamps

🚚 Ideal Applications & Fleet Compatibility

• Vehicle Systems: Commercial semi-trucks, severe-duty vocational trucks, utility rigs, emergency service fleets, and agricultural equipment dashboards.
• Specialized Configurations: Perfect for wiring separate fog lights, plow accessory lamps, secondary trailer marker networks, and auxiliary light bars alongside factory layouts.