The Wacker Neuson Receptacle Socket is a genuine OEM component designed for the HI 770 XHD indirect-fired air heater series, including Arctic Bear XHD, Arctic Bear XHD NS, and HI 770 XHD configurations. Sourced directly from Wacker Neuson, this socket meets the exact electrical specifications required for safe, consistent heater operation. It is a direct-fit replacement for all listed HI 770 XHD variants — no modifications needed to match the original mounting and wiring interface. If your heater is showing intermittent power delivery or a failed connection point, replacing the Receptacle Socket restores the circuit to its intended operating condition.
Key Features
- Correct Electrical Specification — Genuine OEM part engineered to match the exact contact rating and connector geometry of the original socket, ensuring a secure, resistance-free electrical connection.
- Direct-Fit Replacement — Designed to drop into the existing socket housing on HI 770 XHD heaters, aligning with the original wiring harness and mounting points without rework.
- Broad HI 770 XHD Compatibility — Fits Arctic Bear XHD, Arctic Bear XHD NS, and multiple HI 770 XHD build variants across 1x16, 1x20, and 2x12 duct configurations.
- Consistent Heat Output Restored — A worn or corroded socket can interrupt power to the burner or controls, causing erratic heating or full shutdown; this replacement restores stable electrical continuity.
- Electrical Safety Compliance — On a fuel-burning heater, a degraded receptacle socket is a genuine ignition and fire risk; using the correct OEM part maintains safe circuit integrity in demanding cold-weather environments.
The receptacle socket on an indirect-fired air heater serves as the primary electrical connection point for the heater's power supply or control circuit. It transfers current reliably between the power source and the heater's internal components — including the burner assembly and controls — keeping the unit running at full output. When the socket corrodes, cracks, or loses contact tension, the heater may fail to start, cycle on and off unexpectedly, or draw power intermittently, all of which reduce heating effectiveness on the jobsite and can create unsafe conditions in cold-weather applications.
Part Details
| Part Number | 5000166727 |
|---|---|
| Old Part Number | 0166727 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Receptacle Socket |
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 |
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.
