The Wacker Neuson VFD Module Complete is a genuine OEM component designed for the Arctic Bear HD series indirect mobile air heaters, including both the natural gas and diesel configurations. As a direct OEM replacement, this part is sourced and validated by Wacker Neuson to meet the exact specifications of the original unit installed at the factory. Correct variable frequency drive operation is critical to heater performance, making part number the trusted choice for restoring full functionality. Confirm your model number before ordering to ensure accurate fitment.
Key Features
- Genuine OEM Electrical Specification — Manufactured to the exact voltage, frequency range, and output ratings of the original VFD module, ensuring correct motor speed control without signal mismatch.
- Direct Drop-In Replacement — Engineered to match the original mounting footprint and electrical connections of the Arctic Bear HD heater, allowing straightforward installation without adapting wiring or brackets.
- Fits Arctic Bear HD Series — Compatible with Arctic Bear HD indirect mobile air heaters in both natural gas (5000620199) and diesel (5000620197) configurations.
- Restores Precise Fan Motor Control — A functioning VFD module regulates blower fan speed and airflow output; a failed unit can cause inconsistent heat delivery, fan faults, or complete heater shutdown.
- Fuel System Safety Compliance — As part of the combustion air management system on a fuel-burning heater, using a genuine OEM VFD module helps maintain proper air-to-fuel ratios and safe burner operation.
A VFD (Variable Frequency Drive) module controls the speed of the blower fan motor inside the indirect air heater by varying the electrical frequency supplied to it. This allows the heater to modulate airflow precisely, matching heat output to demand while keeping combustion stable and efficient. When the VFD module fails or degrades, symptoms can include erratic fan behavior, heater fault codes, reduced heat output, or a complete loss of blower operation — leaving the unit unable to deliver conditioned air.
Part Details
| Part Number | 5000166836 |
|---|---|
| Old Part Number | 0166836 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | VFD Module Complete |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Indirect Mobile Air Heater, Na tural Gas | Arctic Bear HD | 5000620199, 5000620197 |
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.
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