The Wacker Neuson Heat Shrink Terminal is a genuine OEM electrical connector designed for the HI 770 XHD series indirect air heaters. As a direct OEM replacement, this terminal is sourced from Wacker Neuson to ensure proper fit and compatibility with the Arctic Bear XHD and HI 770 XHD Extra Heavy Duty diesel-fired heater models. Keeping electrical connections secure and correctly insulated is essential for safe, consistent heater operation in demanding jobsite conditions.
Key Features
- Genuine OEM Insulation Integrity — Heat shrink construction provides a sealed, moisture-resistant crimp connection that holds up in the harsh thermal cycling environment of diesel indirect air heaters.
- Drop-In Electrical Fit — Engineered to the same wire gauge and terminal specification as the original, allowing direct installation without reworking existing wiring harnesses.
- HI 770 XHD Series Compatibility — Confirmed fitment across Arctic Bear XHD and HI 770 XHD Extra Heavy Duty indirect air heater configurations, including 1x16, 1x20, and 2x12 duct arrangements.
- Connection Reliability Under Heat Stress — A correctly crimped and sealed terminal maintains stable electrical conductivity through repeated heating cycles; a failed or corroded terminal can cause intermittent ignition faults or heater shutdowns.
- Electrical Safety Compliance — Heat shrink insulation provides an additional layer of protection against short circuits and arc risk in a fuel-fired heating environment where electrical integrity directly affects safe operation.
A heat shrink terminal is a crimp-style electrical connector with a sleeve of heat-activated shrink tubing bonded around the barrel. When heat is applied during installation, the tubing contracts tightly around the wire and connector, creating a mechanically secure and environmentally sealed joint. In indirect air heaters like the HI 770 XHD, these terminals are used throughout the control and ignition wiring where vibration, heat, and moisture exposure can degrade standard open-barrel connectors over time. A degraded or loose terminal can interrupt signal or power delivery to critical components such as the ignition module or fuel solenoid, causing erratic operation or complete heater failure.
Part Details
| Part Number | 5000181653 |
|---|---|
| Old Part Number | 0181653 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Heat Shrink 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 |
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.
Wacker Neuson