The Multiquip M3311500603 is a genuine OEM Lower Radiator Hose designed for the DCA150SSJU4F, DCA180SSJU4F, and DCA220SSJU4F series Super-Silent diesel generators. As a direct OEM replacement, this hose is manufactured to the exact dimensions and material specifications required by these units, ensuring a secure, leak-free connection between the radiator and the engine cooling circuit. It is confirmed to fit multiple variants across the DCA150SSJU4F, DCA180SSJU4F, and DCA220SSJU4F generator families, including 60Hz configurations. Ordering by part number M3311500603 ensures you receive the correct hose for your specific machine.
Key Features
- OEM-Grade Coolant Hose Construction — Built to the pressure tolerance and temperature range required by the cooling systems in DCA-series Super-Silent generators, not a generic hose cut to length.
- Drop-In Fitment for DCA Series Generators — Engineered to match the exact routing path and end diameters of the lower radiator position on covered generator models, connecting directly to existing clamp points.
- Broad DCA Family Coverage — Fits DCA150SSJU4F, DCA180SSJU4F, and DCA220SSJU4F variants, including multiple suffix revisions and 60Hz-rated configurations.
- Maintains Coolant Flow Under Load — A sound lower radiator hose sustains consistent coolant volume to the engine; a cracked or collapsed hose restricts flow and can cause overheating during extended generator run cycles.
- Fuel System Safety Adjacent — Coolant integrity directly affects safe continuous operation of diesel-powered generator sets; replacing a degraded hose before failure prevents unplanned shutdowns on critical power applications.
The lower radiator hose carries coolant from the bottom of the radiator back to the engine's water pump, completing the closed-loop cooling circuit that keeps the diesel engine operating within its safe temperature range. In Super-Silent generator sets like the DCA series, where the engine runs enclosed for noise attenuation, efficient coolant circulation is especially critical because natural airflow around the engine is limited. When this hose softens, cracks, or collapses internally, coolant flow is reduced or lost entirely, leading to rapid engine overheating and potential shutdown or damage.
Part Details
| Part Number | M3311500603 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Lower Radiator Hose |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA150SSJU4F |
| Diesel Powered Generators | DCA150SSJU4F3 |
| Diesel Powered Generators | DCA180SSJU4F3 |
| Diesel Powered Generators | DCA220SSJU4F |
| Diesel Powered Generators | DCA220SSJU4F3 |
| Diesel Powered Generators | DCA150SSJU4F2 |
| Diesel Powered Generators | DCA180SSJU4F |
| Diesel Powered Generators | DCA220SSJU4F2 |
| Diesel Powered Generators | DCA180SSJU4F3 (60HZ) |
| Diesel Powered Generators | DCA220SSJU4F2 (60Hz) |
| Diesel Powered Generators | DCA150SSJU4F3 (60HZ) |
| Diesel Powered Generators | DCA180SSJU4F (60HZ) |
| Diesel Powered Generators | DCA220SSJU4F3 60Hz |
| Diesel Powered Generators | DCA220SSJU4F 60Hz |
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.
