The Wacker Neuson Terminal is a genuine OEM electrical terminal designed for the HI 770 XHD indirect air heater series and HHS hose handling systems. Sourced directly from Wacker Neuson, this terminal ensures correct electrical connectivity across compatible HI 770 XHD and HHS configurations. As a genuine OEM component, it is built to the exact specification of the original part it replaces, making it a straightforward swap with no guesswork on fit or function. Compatible models include HI 770 XHD indirect air heaters and the HHS2202 and HHS1251 hose handling systems.
Key Features
- Correct Electrical Contact Specification — Manufactured to OEM tolerances, ensuring proper conductivity and secure connection integrity for this terminal position in the circuit.
- Direct OEM Replacement — Connects and seats exactly like the original terminal, allowing straightforward installation without reworking wiring harnesses or connectors.
- Broad HI 770 XHD Compatibility — Fits multiple HI 770 XHD indirect air heater configurations including 2x12, 1x16, and 1x20 duct variants, as well as Arctic Bear XHD and Arctic Bear XHD NS models.
- HHS Hose Handling System Coverage — Also confirmed for the HHS2202 and HHS1251 hose handling systems, making this a versatile electrical terminal across the Wacker Neuson climate equipment range.
- Electrical System Integrity — A damaged or corroded terminal can interrupt control signals or power delivery, causing erratic heater operation or complete shutdown; replacing it restores consistent electrical performance.
- Genuine OEM Confidence — Carries Wacker Neuson's part number 5000166588, confirming authenticity and traceability back to the original equipment specification.
A terminal is an electrical connection point that allows wiring conductors to join securely within a circuit. In indirect air heaters and hose handling systems like those in the HI 770 XHD and HHS series, terminals carry control and power signals between components such as ignition modules, sensors, and solenoids. When a terminal becomes corroded, cracked, or loose, it can cause intermittent faults, loss of control signal, or complete electrical failure — any of which can take a heater or hose system offline when it is needed most. Replacing a worn terminal with a correct OEM part restores a solid, low-resistance connection and brings the system back to proper operating condition.
Part Details
| Part Number | 5000166588 |
|---|---|
| Old Part Number | 0166588 |
| 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 |
| HI770XHD Indirect Heater | Arctic Bear XHD NS | 5000620690 |
| HHS2202 Hose Handling System | HHS2202 | 5000620423 |
| HHS1251 Hose Handling System | HHS1251 | 5200019011 |
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.
