The Multiquip Y0601820901 Relay is a genuine OEM relay designed for the DLW500ESA4 diesel light welder. As a factory-sourced component, it matches the original switching specifications of the unit it was built for, ensuring the electrical system operates exactly as Multiquip intended. This relay is the correct direct-replacement part for DLW500ESA4 machines requiring relay service or repair.
Key Features
- OEM-Matched Switching Specs — Sourced directly from Multiquip, this relay meets the exact coil voltage and contact rating required by the DLW500ESA4 electrical system.
- Drop-In Replacement — Engineered to connect and mount in the original relay position without rework or adapter hardware.
- DLW500ESA4 Compatibility — Confirmed fitment for the Multiquip DLW500ESA4 diesel light welder platform.
- Consistent Circuit Switching — A properly functioning relay ensures clean, reliable on/off switching for the circuits it controls, preventing erratic behavior or failed starts caused by a degraded unit.
- Electrical Safety Compliance — Using the correct OEM relay maintains the designed circuit protection characteristics of the DLW500ESA4, helping to prevent overcurrent damage to downstream components.
A relay is an electrically operated switch that uses a low-current control signal to open or close a higher-current circuit within the machine. In a diesel light welder like the DLW500ESA4, relays manage critical switching tasks such as engine starting circuits, charging systems, and auxiliary power control. When a relay fails, it can cause intermittent starts, loss of electrical output, or circuits that remain open or closed regardless of operator input — making prompt replacement essential to keeping the machine operational.
For questions about fitment or to confirm this is the correct part for your machine, contact the DHS Equipment team for support.
Part Details
| Part Number | Y0601820901 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Relay |
Compatibility & Fitment
| Name | Model |
|---|---|
| Welders | DLW500ESA4 |
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.
