Coleman-Mach Ducted Ceiling Assembly | 8330A, 8530D735 & 8630A6352

The ducted air distribution box for wall-thermostat systems. Coleman-Mach 8330A Ceiling Assemblies are standard lateral ducted boxes that mount under the rooftop unit and connect to the RV's ductwork, controlled by a 12 VDC wall thermostat (sold separately).

Fitment

• 8330A733 — standard lateral ducted, wall thermostat control
• 8330A743 — 14" x 14" openings, wall thermostat control
• 8330A763
• 8530D735 — heat-ready standard lateral ducted, wall thermostat control
• 8630A6352 — 14" x 14" openings, wall thermostat control

Match the number on your existing assembly. For the version with the control board included see 8330D735.

⚠️ Match Your Model

Coleman-Mach parts are model-specific. Find the model number on the data plate under the shroud (or on the ceiling assembly) and match it to the fitment list; If you need assistance, please match the number on your old part or send us the model number. Disconnect shore power and the generator before opening the unit.

Key Features

• Ducted, standard lateral
• For 12 VDC wall thermostats
• FCC certified
• Warranty — 2-year on 733/743; 90-day on 763

Specifications

• Brand: Coleman-Mach
• Type: Ducted Ceiling Assembly
• Options: 8330A733; 8330A743; 8330A763