The Wacker Neuson Alternator Complete is a genuine OEM component designed for a wide range of Wacker Neuson equipment including the E1250S and E1250P hydronic heaters, E2200 and E3000 ground heaters, CRT48-57K ride-on concrete trowels, and HSH380 hydronic surface heaters. As a direct OEM replacement, the is manufactured to the same specifications as the original unit, ensuring a correct drop-in installation without guesswork. This alternator complete assembly covers the full range of variants across LP/NG, diesel, and generator-equipped configurations within these machine families. If you're maintaining a CRT48-57K trowel, an E3000 ground heater, or an HSH380S surface heater, this is the verified replacement part for restoring proper charging and electrical output.
Key Features
- Correct Output Specification — Genuine OEM construction ensures the alternator delivers the proper voltage and amperage output matched to the original electrical system design across all covered machine variants.
- Direct-Fit Assembly — Supplied as a complete alternator unit with OEM mounting geometry, so it installs in place of the original without adaptation or modification to brackets or wiring connections.
- Broad Fitment Coverage — Compatible with the E1250S, E1250P, E2200, E3000, CRT48-57K, and HSH380 series, spanning hydronic heaters, ground heaters, ride-on trowels, and surface heaters in both fuel and generator configurations.
- Sustained Electrical System Health — A functioning alternator keeps onboard batteries charged and powers control systems; a failing alternator causes erratic operation, fault codes, and eventual shutdown across all covered equipment types.
- Verified OEM Part Number — Supplied under Wacker Neuson part number 5200018119, cross-referenced against the full range of machine model and serial number combinations listed above for confident ordering.
The alternator is responsible for generating electrical power while the engine is running, keeping the battery charged and supplying current to the machine's onboard controls, sensors, and ancillary systems. On equipment such as ground heaters, hydronic surface heaters, and ride-on trowels, a healthy alternator is essential to maintaining consistent operation of temperature controls, monitoring circuits, and safety systems. When an alternator begins to fail — through worn brushes, a faulty rectifier, or bearing deterioration — the battery drains progressively, warning lights activate, and the machine will eventually shut down mid-operation; replacing the complete assembly restores full electrical output and prevents cascading electrical faults.
Part Details
| Part Number | 5200018119 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Alternator Complete |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E1250S | E1250S | 5200012355, 5200012354 |
| E3000 Ground Heater, 3kW Gen, TC | E3000 | 5100017807, 5100017809, 5100017806, 5100017808, 5100017810, 5100017811, 5100017801 |
| CRT48-57K Trowel, Power Steer | CRT48-57k-PS | 5200018779 |
| CRT48-57K Trowel | CRT48-57K-MS | 5100018892 |
| HSH380s | HSH 380S | 5100054643 |
| CRT48-57K-PS | CRT48-57k-PS EU | 5200018820 |
| E 1250P Hydronic Heater, Premium, Diesel | E1250P | 5200012357, 5200012356 |
| HSH380S-Diesel, with Generator | HSH380S | 5200012371, 5200012370 |
| HSH380B-Diesel, without generator | HSH380B | 5200012359 |
| E2200 GROUND HEATER, 3kW GENERATOR | E2200 | 5100017448, 5100017449 |
| Engine | Engine | 5100044890 |
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.
