The Wacker Neuson Terminal is a genuine OEM component designed for a wide range of Wacker Neuson indirect air heaters and hydronic surface heaters, including the HI 770 XHD, E5000, E2200, E3000 ES, S3000, Arctic Bear XHD, and Pureheat series. As a factory-sourced part, the meets the original electrical specifications required for safe and proper operation across these heating systems. This terminal ships as a direct replacement, making it a straightforward swap for technicians performing electrical service or repair work on compatible units.
Key Features
- Correct Electrical Specification: — Manufactured to original electrical contact specifications, ensuring proper conductivity and connection integrity within the heater's wiring circuit.
- Genuine OEM Sourcing: — Sourced directly from Wacker Neuson, this is the same terminal installed on these units at the factory — no substitutions or adaptations needed.
- Broad Heater Family Coverage: — Fits multiple Wacker Neuson heating product lines, including the HI 770 XHD indirect air heaters, E5000 and E2200 ground and hydronic surface heaters, Pureheat hydronic heaters, E3000 ES, S3000, and Arctic Bear XHD models.
- Electrical Safety Compliance: — Using the correct OEM terminal maintains proper connection security in fuel system and ignition-adjacent wiring — critical on diesel and gas-fired heating equipment where a faulty connection can affect burner control and safe shutdown.
- Restore Reliable Heater Operation: — A corroded, damaged, or loose terminal can interrupt electrical signals to key heater components, causing erratic performance or complete shutdown; replacing it restores consistent electrical contact.
A terminal is an electrical connector point that secures and maintains a stable connection between wires or between a wire and a component within the machine's electrical circuit. On indirect air heaters and hydronic surface heaters, terminals are used throughout the control, ignition, and safety shutdown circuits — areas where a clean, secure connection is essential for the burner to fire correctly and for safety systems to respond as designed. When a terminal corrodes, cracks, or loses its grip, it can introduce resistance or an open circuit, resulting in intermittent faults, ignition failures, or a heater that shuts down unexpectedly.
Part Details
| Part Number | 5000166590 |
|---|---|
| Old Part Number | 0166590 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Terminal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HI 770 XHD Indirect Air Heater, Diesel, 2x12 | Arctic Bear XHD | 5000620676 |
| HI 770 XHD Indirect Air Heater, Diesel, 1x16 | HI770XHD | 5000620183, 5200003814, 5200004934, 5100049894 |
| E5000 GROUND HEATER, W/GAS BURNER | E5000 | 5000620898, 5000620897, 5000620899 |
| E2200 Hydronic Surface Heater, 5 kW generator | E2200 | 5000620216, 5000620226 |
| Pureheat Hydronic Heater, Oil Burner | Pureheat | 5000620245, 5000620246, 5000620190 |
| E3000 ES Hydronic Surface Heater | E3000ES | 5000620968 |
| Hydronic Surface Heater w/ Gen erator, 3000 ft hose | S3000 | 5000620218, 5000620182 |
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.
