Multiquip

Multiquip D9925800104 DC Control Unit Assembly

$3,220.82
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SKU:
D9925800104-Multiquip
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The Multiquip D9925800104 DC Control Unit Assembly is a genuine OEM component designed for the DAW-500S diesel arc welder. This assembly is sourced directly from Multiquip and built to the same specifications as the original unit installed at the factory, ensuring a correct, trouble-free installation. Verified fitment for DAW-500S welders makes this the straightforward choice when the electrical control system needs attention.

Key Features

  • Genuine OEM Electrical Specification: — Matched to the exact voltage, resistance, and output parameters required by the DAW-500S control circuit — no guesswork on compatibility.
  • Direct-Fit Assembly: — Replaces the original unit using existing mounting points and wiring connections, streamlining the swap on DAW-500S welders.
  • DAW-500S Welder Compatibility: — Confirmed fitment for the Multiquip DAW-500S diesel arc welder, so you can order with confidence.
  • Consistent Arc and Output Control: — A functioning DC control unit keeps welding output stable and responsive; a failed unit can cause erratic arc behavior, voltage fluctuation, or complete loss of welding function.
  • Electrical Safety Compliance: — As a primary control component in the DC power circuit, using a correctly rated OEM assembly is critical to safe welder operation and protects downstream electrical components.

The DC Control Unit Assembly governs the regulation and delivery of direct current output from the welder's electrical system to the welding circuit. It acts as the brain of the DC output stage, managing voltage and amperage levels to maintain a stable, controllable arc. When this unit fails or degrades, operators may experience inconsistent weld quality, inability to adjust output, or complete loss of welder function — making timely replacement essential to keeping the machine operational and safe.

For questions about fitment or to confirm this is the correct part for your DAW-500S, contact the DHS Equipment parts team for assistance.

Part Details

Part NumberD9925800104
BrandMultiquip
Part TypeGenuine OEM
DescriptionDC Control Unit Assembly

Compatibility & Fitment

Name Model
Welders DAW-500S

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.