The Wacker Neuson Alternator is a genuine OEM component designed for the G40, G50, G60, G70, G95, and G110 series portable generators. Sourced directly from Wacker Neuson, this alternator meets the exact electrical output specifications required by these machines — ensuring proper battery charging and stable onboard power delivery across the full generator lineup. Fitment spans multiple configurations including standard, mobile, premium, and Brazil-market variants of the G-series, making one of the most broadly compatible alternator references in the GP product family.
Key Features
- OEM-Matched Electrical Output — Wound and rated to the exact voltage and amperage specification of the original unit, so the generator's charging system operates within its designed parameters from the moment it's installed.
- Direct Bolt-In Replacement — Mounts to the same bracket points and uses the same wiring connections as the factory unit, eliminating guesswork during installation.
- Broad G-Series Compatibility — Confirmed fit across G40, G50, G60, G70, G95, and G110 generator models, including standard, mobile, premium, and LATAM/Brazil market configurations.
- Sustained Power Generation — A properly functioning alternator keeps the generator's battery charged and supports consistent electrical output; a failing unit can cause hard-start conditions, voltage fluctuations, and eventual battery drain.
- Genuine Wacker Neuson Part — Supplied as a factory-authorized OEM component under part number 5200021017, so you can be confident in fitment accuracy before the box is even opened.
The alternator is the component responsible for converting mechanical energy from the engine into electrical energy, which is then used to charge the onboard battery and support the generator's electrical systems. In portable generator applications like the Wacker Neuson G-series, a healthy alternator ensures the battery remains charged through extended run cycles and that voltage-sensitive controls receive a stable supply. When an alternator begins to fail — through worn brushes, a faulty rectifier, or degraded windings — the battery will no longer hold a charge, start reliability drops, and electrical output becomes unstable, ultimately taking the generator out of service.
Part Details
| Part Number | 5200021017 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Alternator |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Mobile Generator | G95 | 5200016642, 5200020677, 5100029186 |
| Mobile Generator | G60 | 5200015951, 5200016641, 5100029185 |
| G70 | G70 | 5200015952, 5100022041, 5100022040 |
| Generator | G40 | 5200015906, 5200016640, 5100029184, 5200015907 |
| Generator | G50 | 5200015909, 5100022009, 5100022008 |
| G110 Generator, Brazil, Value | G110 | 5100022042, 5100022043 |
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.
