The Wacker Neuson is a genuine OEM Voltage Regulator Mecc G320 designed for the G320 portable generator series. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original component installed at the factory. It is compatible across a wide range of G320 configurations including Standard, Cold Weather, Custom, and Mobile variants spanning T4, T4i, and Tier 4 Final emissions tiers. Whether you're servicing a standard fleet unit or a Transport Canada-compliant mobile generator, part number is the correct replacement for your G320.
Key Features
- Matched Output Regulation: — Engineered to the same voltage regulation tolerances as the original Mecc Alte alternator component, ensuring stable output under varying load conditions.
- Genuine OEM Part: — Supplied by Wacker Neuson as a genuine OEM replacement, delivering the same electrical characteristics as the unit installed during original manufacture.
- Broad G320 Compatibility: — Fits Standard, Cold Weather, Custom, and Mobile G320 generator configurations across T4, T4i, and Tier 4 Final emissions tiers, including Transport Canada-certified units.
- Direct Alternator Integration: — Designed to connect directly within the Mecc Alte alternator assembly on G320 models, supporting a straightforward swap during scheduled maintenance or unplanned repair.
- Protects Connected Equipment: — A correctly functioning voltage regulator maintains steady AC output, protecting sensitive tools, controls, and electrical loads powered by the generator from voltage spikes or fluctuations.
The voltage regulator controls the electrical output of a generator's alternator by continuously monitoring and adjusting the excitation current supplied to the rotor. This keeps the AC voltage delivered to connected equipment stable regardless of changes in load demand or engine speed. When a voltage regulator fails or degrades, the generator may produce erratic voltage — running too high or too low — which can damage connected tools and electronics, trigger fault shutdowns, or cause the machine to deliver unreliable power altogether. Replacing a worn regulator with the correct OEM part, such as the Wacker Neuson 5200014251, restores accurate voltage control and ensures the G320 performs as intended across its full load range.
Part Details
| Part Number | 5200014251 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Voltage Regulator Mecc G320 |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G320 Generator, Standard T4i | G320 | 5000620275, 5200008718, 5200010219, 5200010260, 5200010144, 5200010145, 5200010146, 5100045191, 5100045601, 5100045602, 5200008717, 5100018533, 5100049848, 5100049849, 5200010261 |
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.
