The Multiquip 1645453900 Nozzle Holder Kit is a genuine OEM replacement designed for the DCA15SPX3 ultra-silent diesel generator. As a factory-sourced component, it delivers the exact fit and specification required to restore proper fuel injection performance to your machine. This kit is the correct service part for DCA15SPX3 units and eliminates the guesswork of sourcing compatible components. DHS Equipment stocks this Multiquip 1645453900 so you can get your generator back in service without delay.
Key Features
- Genuine OEM Fuel Injection Precision — Sourced directly from Multiquip, this kit meets the exact tolerancing and material specifications required for consistent, clean fuel atomization in diesel injection systems.
- Direct-Fit Installation — Engineered as a drop-in service kit for the DCA15SPX3, with all components sized and threaded to match the original injector mounting configuration.
- Confirmed DCA15SPX3 Compatibility — Specifically matched to the DCA15SPX3 ultra-silent diesel generator series, so you can order with confidence that this is the right part for your unit.
- Restored Injection Performance — A worn or damaged nozzle holder allows fuel pressure to drop and spray patterns to degrade, leading to rough running, excessive smoke, and power loss. This kit brings injection back to spec.
- Complete Kit Format — Supplied as a full kit rather than individual components, ensuring all mating parts are replaced together for a thorough, lasting repair.
The nozzle holder is the mechanical assembly that positions and secures the fuel injector nozzle within the combustion chamber of a diesel engine. It maintains the precise alignment and seating pressure needed for the nozzle to deliver a correctly atomized fuel spray at the right moment in the combustion cycle. When the nozzle holder wears, cracks, or loses its clamping integrity, fuel spray patterns become irregular, causing hard starting, increased fuel consumption, loss of power, and elevated exhaust emissions. Replacing it with the correct kit — such as the Multiquip 1645453900 — restores combustion efficiency and protects the engine from the downstream damage that uncorrected injection faults can cause.
Part Details
| Part Number | 1645453900 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Nozzle Holder Kit |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA15SPX3 |
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.
