Overview
The Air King AS50MBG is a contractor pack designed for the Advantage Series AS50 exhaust fan. It supplies the three core replacement components — motor, blower blade, and grill — in a single kit, making it ideal for service work, multi-unit builds, and stock replenishment. The AS50 fan series is rated at 50 CFM with 3.0 Sones at 0.10″ static pressure, making it suitable for bathrooms up to 50 sq. ft. and general rooms up to 60 sq. ft.
Features
- Contractor pack includes motor, blade, and grill — complete replacement set for AS50 exhaust fans
- Single coil plug-in, 2-pole motor with lifetime lubrication and thermal protection
- Rated 120V / 60 Hz for continuous operation
- One-piece polymeric blower wheel, 4-1/2″ diameter, 1″ wide with 10 fins
- White polymeric grill, 10″ x 9-1/2″, secured with torsion springs for easy removal
- Rated 50 CFM / 3.0 Sones at 0.10″ static pressure
- Acceptable for installation over tub or shower when on a GFCI-protected branch circuit
- Compatible with 3″ duct collar and built-in non-metallic backdraft damper
Specifications
| Specification | Value |
|---|---|
| Manufacturer | Air King |
| Model Number | AS50MBG |
| Airflow | 50 CFM @ 0.10″ SP |
| Noise Level | 3.0 Sones @ 0.10″ SP |
| Fan Speed | 2125 RPM |
| Maximum Watts | 48W |
| Amps | 0.9A |
| Voltage | 120V / 60 Hz |
| Motor Type | Single coil plug-in, 2-pole, thermally protected |
| Blower Wheel | 4-1/2″ dia., 1″ wide, 10-fin polymeric |
| Grill Dimensions | 10″ x 9-1/2″ |
| Grill Material | White polymeric with torsion spring mount |
| Duct Connection | 3″ plastic collar with backdraft damper |
| Coverage | Up to 50 sq. ft. (bath) / 60 sq. ft. (general) |
| Kit Contents | Motor, blade, grill |
| UPC | 08316225361 |



