The Multiquip 0199700550 Return Hose is a genuine OEM Return Hose designed for DLW400ES, ESA, and ESA1 series diesel light welders. Sourced directly from Multiquip, this part meets the same specifications as the component originally installed on the machine — so you know it will seat, seal, and function exactly as intended. Verified fitment data confirms compatibility with the DLW400ES, ESA, and ESA1 models, taking the guesswork out of ordering. DHS Equipment supplies this part as an authorized Multiquip OEM replacement, backed by part number accuracy you can count on.
Key Features
- Genuine OEM Construction — Manufactured to the same material grade and dimensional spec as the original hose, ensuring correct pressure rating and fluid compatibility for diesel welder hydraulic return circuits.
- Direct Drop-In Installation — Engineered to match the original routing, end fittings, and hose diameter so it connects to existing ports without rework or adapters.
- Confirmed Fitment — Verified for DLW400ES, ESA, and ESA1 series diesel light welders by Multiquip part number 0199700550.
- Maintains Fluid Circuit Integrity — A properly functioning return hose keeps fluid returning to the reservoir at the correct flow rate and pressure, protecting downstream components from pressure buildup or starvation.
- Fuel and Fluid System Safety — A cracked or deteriorated return hose can result in fluid leaks near hot engine components; replacing with a genuine OEM hose restores the original leak-free integrity of the circuit.
The return hose carries fluid back to the reservoir after it has completed its circuit through the system, maintaining balanced pressure and proper fluid flow throughout operation. When this hose cracks, swells, or loses its seal at either end, fluid can leak or the system may lose the pressure balance needed to keep components running correctly. Replacing a worn return hose promptly prevents secondary damage to pumps, valves, and other connected components.
For questions about fitment or to confirm this is the correct part for your machine, contact the DHS Equipment parts team before ordering.
Part Details
| Part Number | 0199700550 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Return Hose |
Compatibility & Fitment
| Name | Model |
|---|---|
| Welders | DLW400ES |
| Welders | DLW400ESA |
| Welders | DLW400ESA1 |
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.
