Wacker Neuson 5200003681 Duct Adapter Complete

The Wacker Neuson Duct Adapter Complete is a genuine OEM component designed for the Arctic Bear XHD NS indirect air heater. As a factory-sourced part, the is manufactured to the exact tolerances and material specifications required for proper airflow connection on the HI770XHD. Sourcing the correct duct adapter ensures the heater delivers its full rated heat output without air leakage, pressure loss, or fit issues at the duct interface.

Key Features

• Genuine OEM Construction — Manufactured by Wacker Neuson to the same dimensional and material standards as the original component, ensuring a secure, airtight connection at the duct interface.
• Complete Assembly — Supplied as a complete adapter unit, so all necessary hardware and fittings are included for a straightforward swap-out.
• Engineered for the HI770XHD — Confirmed fitment for the Arctic Bear XHD NS indirect air heater; matches the original outlet geometry for proper duct attachment.
• Maintains Full Airflow Performance — A correctly sealed duct adapter keeps heated air moving efficiently from the heater to the target area; a worn or damaged adapter can cause heat loss, backdrafting, or uneven distribution.
• Combustion System Integrity — On indirect-fired heaters, proper duct sealing is critical to separating exhaust gases from the heated airstream; using the correct OEM adapter supports safe, code-compliant operation.

The duct adapter on an indirect-fired air heater serves as the transition point between the heater's heat exchanger outlet and the attached ducting system. It channels conditioned air into the distribution run while keeping the combustion exhaust path fully isolated from the supply air. When the adapter is cracked, deformed, or no longer sealing correctly, heated air can escape before it reaches the work area and, more critically, the barrier between exhaust gases and supply air can be compromised — making prompt replacement essential for both performance and safety.

Part Details

Compatibility & Fitment

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.