The Wacker Neuson Frequency Meter is a genuine OEM component designed for the HI 770 XHD Indirect Air Heater series, including Arctic Bear XHD and Arctic Bear XHD NS configurations. Sourced directly from Wacker Neuson, this OEM part matches the exact specification of the original component installed at the factory. Confirmed fitment spans diesel-powered HI 770 XHD models across multiple unit configurations, including 1x16, 1x20, and 2x12 duct arrangements, as well as Extra Heavy Duty Air Heater variants. When your heater's frequency meter fails or reads inaccurately, replacing it with part number restores proper electrical monitoring and helps keep your heating system operating within spec on the coldest jobsite days.
Key Features
- Correct Electrical Specification: — Manufactured to OEM tolerances, ensuring accurate frequency readings and proper integration with the HI 770 XHD's electrical monitoring circuit.
- Direct Drop-In Replacement: — Engineered to match the original mounting footprint and wiring connection points of the factory-installed meter, simplifying the swap.
- Broad HI 770 XHD Fitment: — Covers Arctic Bear XHD, Arctic Bear XHD NS, and Extra Heavy Duty Air Heater variants across multiple duct and output configurations.
- Accurate Output Monitoring: — A functioning frequency meter keeps the heater's electrical output under observation, supporting stable, consistent heat delivery across long operating cycles in cold-weather applications.
- Electrical Safety Compliance: — On indirect-fired diesel heaters, correct frequency monitoring is part of the unit's electrical control system; using a genuine OEM meter preserves the integrity of that system.
A frequency meter on an indirect-fired diesel air heater monitors the electrical frequency of the unit's power supply or output circuit, giving operators and service technicians a real-time indication that the electrical system is functioning within its intended range. On large-capacity heaters like the HI 770 XHD, where consistent heat output is critical for concrete curing, cold-weather construction enclosures, or equipment warm-up operations, an accurate reading from this meter is essential for diagnosing electrical irregularities before they develop into larger failures. When the meter becomes faulty or stops reading altogether, troubleshooting the heater's electrical behavior becomes significantly harder, making prompt replacement with the correct OEM part the most efficient path to restoring full operational confidence.
Part Details
| Part Number | 5000166772 |
|---|---|
| Old Part Number | 0166772 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Frequency Meter |
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.
