The Wacker Neuson is a genuine OEM A.C. Wiring Harness designed for the GP and GPS series portable generators, including the GPS5600A, GPS6600, GP5600A, GP6600, GP4000, and GP3800 models. As a factory-sourced component, it meets the exact electrical specifications Wacker Neuson engineers built into these units. This harness is a direct-fit replacement that routes and connects the A.C. output circuitry exactly as the original, requiring no splicing or adaptation. Whether you're servicing a CSA-compliant generator or a standard portable unit, part number restores the electrical system to proper working order.
Key Features
- Correct Conductor Routing and Connector Spec: — Built to OEM electrical tolerances, ensuring proper voltage carry capacity and connector engagement across the A.C. output circuit.
- Drop-In Replacement: — Matches original harness length, connector positions, and terminal types for a straight-swap installation on compatible GP and GPS generator models.
- Broad GP and GPS Series Fitment: — Confirmed for GPS5600A, GPS6600, GP5600A, GP6600, GP4000, and GP3800 generators, including CSA and standard configurations.
- Restores Full A.C. Output Integrity: — A damaged or degraded wiring harness can cause intermittent output loss, voltage fluctuations, or complete A.C. failure; replacing it with 5200003813 brings the generator's output circuit back to full operating condition.
- Electrical Safety Compliance: — Using a genuine OEM harness with correct insulation ratings and connector grades is critical in A.C. power circuits where improper substitutes can create shock or fire hazards.
The A.C. wiring harness is the main electrical backbone connecting the generator's alternator output to its panel-mounted outlets and circuit protection components. It carries the full alternating current load produced by the machine, so the integrity of its conductors, insulation, and connectors directly determines how safely and consistently power reaches your tools and equipment. When the harness degrades — through heat exposure, vibration fatigue, or physical damage — symptoms range from tripped breakers and voltage drops to complete loss of A.C. output, making prompt replacement essential to keeping the generator serviceable.
Part Details
| Part Number | 5200003813 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | A.C. Wiring Harness |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| GPS5600A Generator, CSA | GPS5600A | 5000620982 |
| GPS6600A Generator, CSA | GPS6600 | 5000620988 |
| GP5600A Generator, CSA w/Wheel Kit | GP5600A | 5000620984, 5000620980 |
| GP6600A Generator, CSA w/Wheel Kit | GP6600 | 5000620990, 5000620986 |
| GP3800A Generator, CSA | GP3800 | 5000620975, 5100031174 |
| Portable Generator | GP4000 | 5000620978 |
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.
