Multiquip 8943679570 Plug Sensor Fuel Filter DCA25USI 4LE2

The Multiquip 8943679570 is a genuine OEM Plug Sensor Fuel Filter DCA25USI 4LE2 designed for the DCA25USI ultra-silent diesel generator. Sourced directly from Multiquip, this part meets the exact specifications of the original component fitted at the factory. It is a direct replacement for the DCA25USI, ensuring the fuel filtration and sensor circuit function exactly as intended. Keep your generator running cleanly and efficiently with the correct OEM part from an authorized Multiquip dealer.

Key Features

• Genuine OEM Fuel System Integrity — Manufactured to the precise material and tolerance specifications required for the 4LE2 engine's fuel filtration circuit, not a generic substitute.
• Direct Drop-In Replacement — Matches the original mounting thread, port configuration, and sensor connector of the DCA25USI, allowing straightforward installation without adaptation.
• Confirmed Fitment for DCA25USI — Verified for the Multiquip DCA25USI ultra-silent diesel generator powered by the Isuzu 4LE2 engine.
• Protects Engine Fuel Delivery — A functioning plug sensor fuel filter keeps contaminants out of the fuel system and allows accurate monitoring; a failed or clogged unit can cause hard starting, rough running, or undetected fuel contamination.
• Fuel System Safety Compliance — As part of the fuel monitoring circuit, using the correct OEM specification component helps ensure the generator's fuel system operates within its designed safety parameters.

The plug sensor fuel filter serves a dual role in the DCA25USI generator's fuel system: it filters particulates from the fuel supply to protect the engine's injection components, while its integrated sensor monitors fuel condition or flow status and relays that information to the machine's control circuit. A worn, clogged, or failed unit can starve the engine of clean fuel, trigger false diagnostic readings, or cause the generator to shut down unexpectedly. Replacing it with the correct OEM part restores accurate system monitoring and keeps fuel delivery running at the standard the Isuzu 4LE2 engine requires.

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.