Multiquip 0601808828 Circuit Breaker 400A

The Multiquip 0601808828 Circuit Breaker 400A is a genuine OEM component designed for DCA150SSI, DCA150SSIU, and DCA150SSCU4i ultra-silent diesel generators. As a direct OEM replacement, this breaker matches the original electrical ratings and physical configuration of the factory-installed unit, ensuring a correct, code-compliant installation every time. Sourced directly through Multiquip's authorized parts network, the part is the right call when restoring full power distribution protection on DCA-series generator sets. Keep this part on hand for scheduled maintenance or unplanned service — it ships as a single-unit replacement ready for installation.

Key Features

• Rated at 400A Capacity — Matched to the full load current rating of the DCA150SSI-series generator output, ensuring the breaker trips at the correct threshold without nuisance interruptions or under-protection.
• Genuine OEM Component — Manufactured to the same electrical tolerances and interrupting capacity as the original breaker, not a generic substitute rated to a different interrupt duty cycle.
• Direct-Fit for DCA Ultra-Silent Series — Engineered to mount directly into the DCA150SSI, DCA150SSIU, and DCA150SSCU4i generator panel without adapters or panel modifications.
• Protects Generator Output Circuits — Safeguards downstream wiring and connected loads from overcurrent events; a properly functioning breaker prevents electrical damage to both the generator and the equipment it powers.
• Electrical Safety Critical Component — On a generator of this output class, a worn or non-spec breaker creates real risk of uncontrolled fault current; using the correct OEM-rated unit is essential for safe, compliant operation on any worksite or standby installation.

A circuit breaker at the 400A rating serves as the primary overcurrent protection device on the generator's main output. When load current exceeds the breaker's rated threshold — whether from a short circuit, ground fault, or sustained overload — the breaker trips, interrupting current flow before wiring or connected equipment can be damaged. On a high-output generator like the DCA150SSI series, a breaker that fails to trip at the correct amperage, or one that nuisance-trips under normal load, can cause serious electrical hazards or unexpected power loss. Replacing a faulty or suspect breaker with the correct OEM-rated unit restores the protection the generator was designed to deliver.

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.