The Wacker Neuson Rectifier Assembly is a genuine OEM component designed for the GS12Ai 50Hz portable generator. Sourced directly from Wacker Neuson, this assembly carries the exact electrical specifications required to match the original unit — ensuring correct voltage output and proper charging system function. If you are servicing a GS12Ai generator, verifying part number against your serial number and model documentation is the surest way to confirm compatibility before ordering.
Key Features
- Correct Electrical Output Rating — Genuine OEM construction means this rectifier assembly is built to the same resistance and output specifications as the original, maintaining proper voltage regulation across the GS12Ai's electrical system.
- Direct Drop-In Fit — Designed to connect to the existing wiring harness and mounting points of the GS12Ai without adaptation, keeping your service time short and straightforward.
- GS12Ai Generator Fitment — Confirmed fit for the GS12Ai 50Hz 12 kVA portable generator series.
- Protects the Charging Circuit — A failed rectifier allows AC voltage into circuits that require DC, which can damage sensitive components downstream. Replacing a worn or failed unit promptly protects the broader electrical system.
- Electrical Safety Compliance — As a core component of the generator's charging and regulation system, using the correct OEM-spec rectifier assembly is essential for safe, stable power output on the jobsite.
The rectifier assembly in a portable generator converts alternating current (AC) produced by the alternator into the direct current (DC) used to charge the battery and power the machine's control circuits. Without a functioning rectifier, the generator's battery will not charge and sensitive DC-powered components may receive incorrect voltage, leading to erratic behavior or component failure. When a rectifier begins to fail, common symptoms include a battery that will not hold a charge, warning lights that behave unexpectedly, or the generator failing to start after sitting idle.
Part Details
| Part Number | 5000159515 |
|---|---|
| Old Part Number | 0159515 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Rectifier Assembly |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 50Hz Portable Generator 12 kVA | GS12Ai | 5000009108 |
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.
