The Wacker Neuson Ring Terminal is a genuine OEM electrical connector component designed for HI 750GM HD and HI900 series indirect-fired air heaters. Sourced directly from Wacker Neuson, this OEM part ensures the correct crimp profile, conductor gauge compatibility, and corrosion-resistant finish that the original wiring harness demands. Verified fitment covers the HI 750GM HD Mobile Indirect Air Heater and HI900 heater configurations, including surge and electric variants rated for operation down to -40°. Keep an exact-match replacement on hand to avoid electrical faults during critical cold-weather heating operations.
Key Features
- Correct Conductor-Gauge Spec — OEM-matched ring terminal sized to the factory wire gauge, ensuring a secure crimp and low-resistance connection without guesswork.
- Direct Bolt-On Fit — Designed to seat directly onto the heater's electrical terminals with the correct lug hole diameter, making installation straightforward and clean.
- Verified Heater Series Fitment — Confirmed for HI 750GM HD Mobile Indirect Air Heater and HI900 surge and electric heater variants, including -40° rated configurations.
- Cold-Weather Electrical Integrity — A sound ring terminal maintains a stable ground or power connection; a failed or corroded terminal can cause intermittent ignition faults or complete heater shutdown in freezing conditions when heating is most critical.
- Fuel and Ignition System Safety — Electrical terminals in indirect-fired heaters carry ignition and fuel-control circuit signals; using a correctly rated OEM terminal reduces the risk of arcing, poor contact, or wiring damage in a combustion environment.
A ring terminal is a crimped electrical connector that fastens a wire securely to a threaded stud or screw terminal, creating a reliable, low-resistance electrical path for power or ground circuits. In indirect-fired air heaters like the HI 750GM HD and HI900, ring terminals appear throughout the ignition, fuel control, and safety-shutdown wiring, where a solid connection is essential for consistent burner operation. When a ring terminal corrodes, cracks, or pulls loose, it can produce intermittent electrical faults, prevent the burner from firing, or trigger nuisance shutdowns — leaving crews without heat in extreme cold-weather conditions.
Part Details
| Part Number | 5000183792 |
|---|---|
| Old Part Number | 0183792 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Ring Terminal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| HI 750GM HD-Mobile Indirect Ai r Heater-Surge, -40 | HI750GMHD | 5000620969 |
| HI900 Heater-DGM,Srg,-40 | HI900DGM | 5200014221, 5200014222 |
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.
