Multiquip B4925300004 Fuel Gauge Sender

The Multiquip B4925300004 Fuel Gauge Sender is a genuine OEM component designed for the DLW400ESA4 diesel light welder. Sourced directly from Multiquip, this sender is built to the exact tolerances required for accurate fuel level readings on that machine. If you're replacing a faulty or failed sender on your DLW400ESA4, part number B4925300004 is the correct, direct-replacement unit — no guesswork required.

Key Features

• OEM Resistance Calibration: — Matched to the DLW400ESA4's factory gauge circuit, ensuring the sender outputs the correct resistance range for accurate fuel level indication across the full tank.
• Drop-In Sender Replacement: — Installs directly into the existing fuel tank bung and connects to the original wiring harness, restoring gauge function without additional modification.
• Confirmed DLW400ESA4 Fitment: — Verified for the Multiquip DLW400ESA4 diesel light welder; cross-reference part number B4925300004 before ordering to confirm application.
• Restored Fuel Visibility: — A worn or failed sender causes erratic or dead gauge readings, leaving operators unable to track remaining runtime. This replacement restores reliable, real-time fuel monitoring.
• Fuel System Safety: — Accurate fuel level sensing is essential for preventing unexpected shutdowns during active welding operations. An inoperative sender removes a critical operational warning indicator.

The fuel gauge sender is a variable-resistance unit mounted inside or on the fuel tank that tracks the float position as fuel levels rise and fall. It transmits a corresponding resistance signal to the dashboard gauge, translating tank volume into a readable fuel level display for the operator. When the sender fails — whether through corrosion, mechanical wear, or electrical fault — the gauge may read empty, full, or not at all, making it impossible to monitor fuel consumption and plan refueling intervals accurately.

For help confirming this is the right part for your machine, contact the DHS Equipment parts team with your model and serial number.

Part Details

Compatibility & Fitment

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.