The Wacker Neuson Rectifier Diode Assembly is a genuine OEM component designed for the G50, G70, and G85 series skid-mounted mobile generators. Sourced directly from Wacker Neuson, this assembly ensures an exact match to the original specification for correct electrical output and system compatibility. It fits multiple configurations across the G50, G70, and G85 generator lines, including standard skid-mounted and cold weather variants. When the rectifier diode assembly degrades or fails, the generator loses the ability to convert AC power to stable DC output — making this a critical repair part for restoring full generator function.
Key Features
- Correct Electrical Specification — Genuine OEM construction ensures the diode assembly meets the exact rectification rating required by the G50, G70, and G85 generator systems.
- Direct-Fit Replacement — Engineered to match the original mounting configuration and electrical connections, allowing straightforward installation without alteration.
- Broad G-Series Compatibility — Verified fitment across multiple G50, G70, and G85 skid-mounted mobile generator models, including cold weather variants.
- Stable DC Output Restored — A functioning rectifier diode assembly is essential for converting generator AC power to clean DC voltage; a failed unit can cause erratic output, battery charging faults, or complete loss of DC supply.
- Electrical System Safety — Using the correctly rated OEM diode assembly protects downstream electrical components from overvoltage and reverse-current damage that an incorrect substitute can introduce.
The rectifier diode assembly is responsible for converting the alternating current (AC) produced by the generator's alternator into direct current (DC) used to power electrical loads and charge the machine's battery. It works by allowing current to flow in only one direction, smoothing out the AC waveform into usable DC voltage. When the assembly fails — through diode breakdown or internal short — the generator may produce unstable voltage, fail to charge its battery, or damage connected equipment, making timely replacement essential to safe and reliable generator operation.
Part Details
| Part Number | 5000115814 |
|---|---|
| Old Part Number | 0115814 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Rectifier Diode Assembly |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Skid-mounted Mobile Generator | G50 | 5000009259, 5000008229, 5000009463, 5000009477 |
| Skid-mounted Mobile Generator | G70 | 5000009260, 5000008230, 5000009464, 5000009478 |
| Skid-mounted Mobile Generator | G85 | 5000009310, 5000008231, 5000009305, 5000009465 |
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.
