The Multiquip M3310500903 Radiator Hose is a genuine OEM Radiator Hose designed for DCA125USJ, DCA-70USJ, and DCA85USJ ultra-silent diesel generator models. As a direct OEM replacement, this hose is manufactured to the exact dimensions and material specifications required by Multiquip, ensuring a proper seal and correct coolant flow within the engine cooling circuit. Confirm your model code before ordering to ensure this part matches your unit's cooling system configuration.
Key Features
- OEM Cooling System Integrity — Manufactured to Multiquip's exact inner diameter, wall thickness, and bend geometry so coolant flow and pressure ratings match the original cooling circuit design.
- Direct-Fit Connection — Engineered to seat cleanly onto the factory coolant ports and clamp positions of compatible DCA-series generators, requiring no trimming or adaptation during installation.
- Confirmed Fitment for DCA Ultra-Silent Generators — Verified for use with DCA125USJ, DCA-70USJ, and DCA85USJ models, keeping your generator running within its intended thermal operating range.
- Temperature and Pressure Resistance — Constructed from hose material rated to handle the sustained heat and internal pressure cycles typical of continuous-duty diesel generator operation, resisting cracking and softening over time.
- Coolant Leak Prevention — A correctly fitted, undamaged radiator hose is critical to preventing coolant loss; a cracked or swollen hose can lead to overheating and unplanned generator shutdown mid-operation.
A radiator hose carries coolant between the engine block and the radiator, allowing heat generated during combustion to be transferred away from the engine and dissipated. In a continuous-duty generator like the DCA ultra-silent series, the cooling system works under sustained load, making hose condition critical to stable operating temperatures. When a radiator hose deteriorates — softening, cracking, or collapsing — coolant flow is restricted or lost entirely, causing the engine to overheat and shut down.
Part Details
| Part Number | M3310500903 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Radiator Hose |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA125USJ |
| Diesel Powered Generators | DCA-70USJ |
| Diesel Powered Generators | DCA85USJ |
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.
