The Multiquip Y0191403050 is a genuine OEM Return Hose designed for the DCA400SSI4F series super-silent and diesel powered generators, including the DCA400SSI4F, DCA400SSI4F3, DCA400SSI4F3PB, DCA400SSI4F3PD, and DCA400SSI4F3B variants. As a genuine OEM component, it is produced to the exact material and dimensional standards of the original part, ensuring a correct, hassle-free installation. Sourced directly through Multiquip's authorized parts network, Y0191403050 is the right part for maintaining your DCA400SSI4F series generator in full working order. DHS Equipment stocks this part to keep your machine running without unnecessary delays.
Key Features
- Genuine OEM Construction — Manufactured to the exact material grade and dimensional tolerances of the original hose, ensuring proper flow characteristics and pressure handling for the DCA400SSI4F fuel or fluid return circuit.
- Direct-Fit Replacement — Engineered to connect to the original routing points and fittings without alteration, so installation follows the same procedure as the factory part.
- Broad DCA400SSI4F Series Coverage — Confirmed fitment across DCA400SSI4F, DCA400SSI4F3, DCA400SSI4F3PB, DCA400SSI4F3PD, and DCA400SSI4F3B configurations, including Sunbelt-spec units.
- Fluid Integrity Maintained — A correctly functioning return hose keeps fluid routed back to the reservoir at the right pressure; a cracked or deteriorated hose can cause leaks, contamination, and generator shutdown.
- Fuel System Safety — On diesel generator applications, a compromised return hose poses a fire and contamination risk; replacing it with a genuine OEM part helps preserve safe, compliant operation of the fuel circuit.
The return hose carries excess fuel or hydraulic fluid back from the engine or injection system to the supply reservoir, completing the closed-loop circuit that keeps the system operating at correct pressure. On a generator set like the DCA400SSI4F series, this hose is a critical link in the fuel return path — if it cracks, hardens, or loses its seal at either end, it can introduce air into the fuel system, cause fluid loss, or create a leak point near hot engine components. Replacing a worn return hose promptly with the correct OEM part, such as Multiquip Y0191403050, restores the integrity of that circuit and prevents cascading issues that can take a generator offline.
For fitment questions or help confirming this part is correct for your serial number range, contact the DHS Equipment parts team directly.
Part Details
| Part Number | Y0191403050 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Return Hose |
Compatibility & Fitment
| Name | Model |
|---|---|
| Super-Silent Generators | DCA400SSI4F3B |
| Super-Silent Generators | DCA400SSI4F3PD |
| Super-Silent Generators | DCA400SSI4F |
| Super-Silent Generators | DCA400SSI4F3 |
| Super-Silent Generators | DCA400SSI4F3PB |
| Super-Silent Generators | DCA400SSI4F3PD (SUNBELT) |
| Super-Silent Generators | DCA400SSI4F/4F3/4F3PB |
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.
