The Multiquip 8973572660 Fuel Pump Assembly DCA-45USJ 4JG1 is a genuine OEM component designed for the DCA-45USJ ultra-silent diesel generator. Sourced directly from Multiquip, this assembly matches the exact specifications of the original part, ensuring a correct installation without guesswork. If you're servicing a DCA-45USJ unit powered by the Isuzu 4JG1 engine, this is the direct OEM replacement your machine calls for.
Key Features
- Genuine OEM Fuel Delivery Integrity — Built to the same flow rate and pressure specifications as the original, ensuring consistent fuel delivery to the Isuzu 4JG1 engine without calibration adjustments.
- Direct-Fit Assembly — Engineered as a drop-in replacement for the DCA-45USJ, with matching mounting points and fuel line connections for a straightforward swap.
- Confirmed Fitment for DCA-45USJ — Specifically validated for the DCA-45USJ ultra-silent generator series; verify your model code before ordering to confirm compatibility.
- Sustained Generator Output — A properly functioning fuel pump maintains steady fuel pressure to the 4JG1 engine, supporting consistent power output and preventing erratic load performance.
- Fuel System Safety — A failing or degraded fuel pump assembly can cause fuel leaks or engine starvation; replacing with a genuine OEM unit restores proper system integrity and reduces the risk of unplanned fuel system failures.
The fuel pump assembly is responsible for drawing diesel fuel from the tank and delivering it at the correct pressure to the engine's injection system. On the DCA-45USJ's Isuzu 4JG1 engine, consistent fuel supply is critical to maintaining stable generator output under load. When the pump degrades or fails, symptoms can include hard starting, engine surging, loss of power under load, or complete shutdown — all of which can interrupt operations that depend on the generator for continuous power.
DHS Equipment is an authorized Multiquip parts distributor. If you need help confirming fitment for your DCA-45USJ or have questions about part number 8973572660, contact our team directly.
Part Details
| Part Number | 8973572660 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Fuel Pump Assembly DCA-45USJ 4JG1 |
Compatibility & Fitment
| Name | Model |
|---|---|
| DCA-45USJ | DCA-45USJ |
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.
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