Multiquip 0601870423 Circuit Breaker 500A

The Multiquip 0601870423 Circuit Breaker 500A is a genuine OEM component designed for the DCA180SSJU, DCA180SSI, and DCA180SSIU ultra-silent diesel generator series. As a direct OEM replacement, it is built to the exact electrical specifications of the original unit, ensuring correct trip threshold and amperage rating for these high-output machines. Sourced directly through authorized Multiquip channels, this is the same part installed at the factory — the right choice when precision and protection matter. DHS Equipment stocks this part to keep your DCA-series generator running safely and within spec.

Key Features

• Correct 500A Trip Rating — Matched to the original circuit protection specification of the DCA180SS generator series, ensuring the breaker trips at the right threshold — not too early, not too late.
• Genuine OEM Construction — Manufactured to Multiquip's original electrical tolerances, so contact resistance, arc-interruption capacity, and insulation grade align with the generator's designed protection system.
• Direct Drop-In Replacement — Engineered to replace the factory breaker with no modification to existing wiring, bus connections, or mounting hardware on DCA180SS-series units.
• Compatible with DCA180SS Generator Variants — Fits DCA180SSJU, DCA180SSI, and DCA180SSIU ultra-silent diesel generator models.
• Critical Overcurrent Protection — A correctly rated breaker safeguards the generator's alternator, output wiring, and connected load from sustained overcurrent events that can cause permanent electrical damage.
• Electrical Safety Compliance — Replacing a degraded or tripped-and-damaged breaker with a genuine OEM unit preserves the generator's designed fault-protection integrity and helps maintain safe operation on regulated job sites.

A circuit breaker in a high-capacity generator like the DCA180SS series serves as the primary overcurrent protection device between the alternator output and the connected load. When current exceeds the breaker's rated threshold — in this case 500 amps — the breaker trips and interrupts the circuit, preventing heat buildup, insulation failure, and potential damage to downstream electrical equipment. A breaker that has been repeatedly tripped, that fails to reset correctly, or that no longer holds its rated current can compromise both equipment protection and site safety, making prompt replacement with the correct OEM-rated component essential.

For questions about fitment or to confirm this is the right part for your machine, contact the DHS Equipment team — we're here to help you get the correct part the first time.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.