The Multiquip 8983346920 PCV Heater Wire Harness is a genuine OEM component designed for DCA20SPXU4F and DCA25SSIU4FC8 series generators. As a factory-sourced replacement, it delivers the exact connector layout, wire gauge, and insulation rating specified for these ultra-silent and diesel-powered generator models. Fitment is confirmed for the DCA20SPXU4F and DCA25SSIU4FC8, including the 60 Hz variant. Sourcing the correct harness by part number 8983346920 ensures the PCV heater circuit operates as intended without adaptation or guesswork.
Key Features
- Genuine OEM Wiring Spec — Manufactured to the original electrical schematic, ensuring correct wire gauge, insulation grade, and connector pinout for the PCV heater circuit.
- Direct Plug-In Replacement — Matches the factory connector housings on DCA20SPXU4F and DCA25SSIU4FC8 generators for a straightforward swap with no re-pinning or splicing.
- Confirmed Generator Fitment — Verified for DCA20SPXU4F, DCA25SSIU4FC8, and DCA25SSIU4FC8 60 Hz models across Multiquip's ultra-silent and diesel generator lines.
- PCV Heater Circuit Integrity — Maintains consistent power delivery to the PCV heater, which prevents crankcase vapors from condensing and contaminating the engine oil — especially important during cold-start and low-load generator operation.
- Electrical Safety Compliance — OEM-spec insulation and connector ratings keep the harness within the generator's designed operating temperature and voltage parameters, reducing the risk of shorts or circuit degradation over time.
The PCV heater wire harness supplies power to the positive crankcase ventilation heater element, which warms the PCV system to prevent moisture and oil vapor from freezing or condensing in cold ambient conditions. Without a properly functioning harness, the heater loses power and the PCV system can become restricted, leading to crankcase pressure buildup, increased oil consumption, and potential engine damage during extended generator operation. Replacing a damaged or corroded harness restores the full PCV heating function and protects the engine over long run cycles.
For questions about fitment or to confirm this is the correct part for your unit, contact the DHS Equipment team for assistance.
Part Details
| Part Number | 8983346920 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | PCV Heater Wire Harness |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA20SPXU4F |
| Diesel Powered Generators | DCA25SSIU4FC8 |
| Diesel Powered Generators | DCA25SSIU4FC8 60Hz |
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.
