The Multiquip M3257201702 Wire Harness Engine is a genuine OEM Wire Harness Engine designed for the DCA125SSIU series super-silent diesel generators, including the DCA125SSIU60HZ and DCA125SSIU50HZ configurations. As an authorized OEM component, M3257201702 is manufactured to the exact electrical specifications of the original harness, ensuring correct connector fit, proper routing, and full circuit integrity across the engine control system. This part is a direct replacement for the original harness installed on DCA125SSIU units, covering both 50 Hz and 60 Hz variants without substitution or adaptation. If you are servicing a super-silent generator in this family, verifying the part number M3257201702 against your unit's documentation is the surest way to confirm you have the correct assembly.
Key Features
- OEM Electrical Specification: — Manufactured to match the original conductor gauge, connector pinout, and insulation rating of the factory-installed harness — no guesswork on circuit compatibility.
- Direct Connector Match: — Each connector, terminal, and plug indexes directly to the engine control circuits on the DCA125SSIU, allowing a clean installation without splicing or rewiring.
- Covers Both Frequency Variants: — Confirmed fitment for DCA125SSIU, DCA125SSIU60HZ, and DCA125SSIU50HZ, making this the correct choice regardless of your unit's output frequency.
- Protects Full Engine Control Function: — A correctly functioning wire harness keeps all engine monitoring, shutdown, and control signals intact; a degraded harness can cause erratic shutdowns, fault codes, or complete loss of engine communication.
- Electrical Safety Integrity: — Genuine OEM construction ensures correct insulation ratings and strain-relief points are maintained, reducing the risk of chafing, shorts, or unintended ground faults in a high-vibration generator environment.
The wire harness engine is the central electrical backbone connecting the generator's engine to its control board, sensors, and shutdown systems. It carries the signal and power circuits that allow the control system to monitor oil pressure, coolant temperature, speed, and other critical engine parameters in real time. When a wire harness degrades — through heat damage, insulation cracking, connector corrosion, or broken conductors — the result can range from intermittent fault codes and nuisance shutdowns to complete loss of engine communication, making a clean, correctly specified replacement essential for restoring dependable operation.
Part Details
| Part Number | M3257201702 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Wire Harness Engine |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA125SSIU |
| Diesel Powered Generators | DCA125SSIU60HZ |
| Diesel Powered Generators | DCA125SSIU50HZ |
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.
