Collection 9 models

REGISTER BOOSTER FANS

Suncourt Register Booster Fans help improve airflow from existing floor and wall registers in rooms that stay too hot or too cold. By increasing the movement of heated or cooled air from the HVAC system, these compact fans can help improve comfort in rooms with weaker airflow.

  • Automatic operation with your HVAC system.
  • Five or eight fan speed settings depending on model
  • Increases register airflow by up to 85 percent using energy-efficient motor controls.
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REGISTER BOOSTER FANS
Patented Smart Technology
Energy-Efficient Motors
1-Year Limited Warranty
Flush Fit Design
Automatic HVAC Sensing
Buying guide

How to choose REGISTER BOOSTER FANS

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Balanced Comfort for Every Room

Some rooms receive less conditioned air than others because of duct layout, distance from the HVAC equipment, or the location of the register. A register booster fan helps address this problem by increasing airflow through the existing register.

The booster does not heat or cool the air. It helps move more of the heated air produced by your furnace or the cooled air produced by your air conditioner into the room. Suncourt Register Booster Fans are designed for homeowners looking for a practical way to improve comfort without modifying the HVAC duct system.

Suncourt has manufactured air quality and airflow-control products since 1988 from its family-owned facility in Durant, Iowa. Our Register Booster Fans are designed with automatic controls, multiple speed settings, and quiet operation to provide practical airflow support without requiring changes to your existing ductwork.

Key Benefits:

  • Centrifugal impeller design builds high suction specifically for sub-slab pressure reduction.
  • Enclosed motor rated for continuous use with automatic thermal reset protection.
  • Anti-vibration PVC couplers dampen operational noise across connected piping runs.
  • Delivers 235 CFM airflow with efficient power usage of 91 Watts and 0.76 Amps.

 

Technical Specifications

Feature HC500 Series (Flush Fit) HC500-PL Series (With Adapter Plate) HC600 / HC600-WK Series
Compatible Register Sizes 4 in x 10 in 4 in x 12 in, 6 in x 10 in, 6 in x 12 in 6 in x 12 in or smaller
Installation Style Flush fit in floor/wall Flush fit with adapter plate Surface mount on floor/wall
Airflow Capacity Up to 132 CFM Up to 132 CFM Multi-speed boosted output
Speed Settings 5 fan speeds 5 fan speeds 8 fan speeds
Power Consumption Up to 3.9 Watts Up to 3.9 Watts Up to 12.3 Watts
Operating Voltage 120 V, 60 Hz 120 V, 60 Hz 120 V, 60 Hz
Sound Level As low as 40 dBA As low as 40 dBA Low-noise operational profile
Control Technology Patented Smart Auto Sensing Patented Smart Auto Sensing Patented Smart Auto Sensing
Cord Length 6 ft 6 ft 6 ft

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Category FAQ
01 What does a register booster fan do?
A register booster fan increases airflow through an existing HVAC register. It helps move more heated or cooled air into a room that receives weaker airflow.
02 Do these booster fans heat or cool the air directly?
No. Booster fans do not alter air temperature. They increase the velocity and volume of heated or cooled air already delivered by your central furnace or air conditioning unit.
03 How does the Smart Register Booster know when to turn on?
The Smart Register Booster uses automatic controls that respond to the HVAC heating or cooling cycle. This allows the fan to operate without requiring seasonal temperature adjustments.
04 Can I run a Suncourt Register Booster continuously?
The supplied product information confirms automatic HVAC operation but does not provide the same continuous-operation details for the current HC500 and HC600 models. Follow the instructions supplied with your specific model for continuous operation.
05 Can Register Booster Fans be installed on wall registers?
Yes. The HC500 and HC600 models can be installed in wall registers. The HC600-WK provides a wall mounting kit configuration, while compatible HC500 installations may require the appropriate adapter plate or mounting arrangement.
06 Can a Register Booster Fan bring in outside air?
No. These products are designed to boost airflow from an existing HVAC register and are not approved for bringing outside air through a window or other opening.
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