20943 Replacement Fireplace Blower Motor – 120V, 130 CFM
Overview:
The Blower Motor 20943 is an aftermarket replacement designed to restore airflow and heat circulation in compatible fireplace blower applications. Rated for 120V operation and 130 CFM airflow, this motor measures 60mm x 180mm and includes thermal overload protection.
It is listed as a replacement for select Heatilator and Rotom part numbers, including BLWR-21B, BLWR-4B, BLWR-BLOT180, GFK-21, HB-RB66, and R7-RB66. Because fireplace components can vary by model and configuration, verify your existing part number, electrical requirements, and dimensions before ordering.
Key Features:
- Aftermarket replacement blower motor
- 120V electrical rating
- 50/60Hz frequency
- 0.6A amperage
- 130 CFM airflow capacity
- 60mm x 180mm dimensions
- Thermal overload protection
- Designed for smooth, low-noise operation
- Supports circulation of heated air from the fireplace
- Listed as a replacement for multiple Heatilator and Rotom part numbers
Important Information:
This is an aftermarket replacement component and is not manufactured by or affiliated with Heatilator or Rotom. Brand names and part numbers are provided only to help identify replacement applications.
Do not select a blower motor based on appearance alone. Compare the part number, dimensions, voltage, frequency, amperage, and other relevant connection or installation details with the component being replaced.
FAQs:
Q: What is the voltage of the 20943 blower motor?
A: The supplied product information lists the motor at 120V.
Q: What is the airflow rating?
A: The blower motor is rated for 130 CFM airflow.
Q: Does this motor include thermal protection?
A: Yes. The supplied specifications state that it includes thermal overload protection.
Q: Is this an original Heatilator or Rotom part?
A: No. It is an aftermarket replacement. Heatilator and Rotom names and part numbers are used for compatibility identification only.
Q: How should I confirm that this blower motor will fit?
A: Compare the part number, physical dimensions, and electrical specifications with your existing component before ordering. Do not rely on appearance alone.
Fit / Measuring / Safety Notes:
- Verify the existing blower or motor part number before ordering.
- Confirm the required 120V electrical rating.
- Compare the listed 60mm x 180mm dimensions with the component being replaced.
- Confirm that 50/60Hz and 0.6A match the requirements of the intended application.
- Do not determine fit from physical appearance alone.
- Disconnect electrical power and allow the fireplace to cool completely before servicing components.
- Installation should follow the fireplace manufacturer's service and safety requirements.
- If the correct replacement cannot be confirmed from the existing part number and specifications, verify compatibility before installation.
Helpful Links:
- Browse our Blower Motor for Repair and Restoration Needs
- View our Heatilator Replacement Parts to Find Other Components for Your Fireplace
- Shop our Rotom Motors for Additional Airflow and Heat Circulation Replacement Options
- Contact Us for Help Identifying the Correct Replacement Blower Motor or Confirming Fit Before Ordering
Product Details / Specifications:
- Product: Replacement blower motor
- Part Number: 20943
- Type: Aftermarket replacement
- Voltage: 120V
- Frequency: 50/60Hz
- Amperage: 0.6A
- Airflow Capacity: 130 CFM
- Dimensions: 60mm x 180mm
- Protection: Thermal overload protection
Direct Replacement for:
- HEATILATOR BLWR-21B
- HEATILATOR BLWR-4B
- HEATILATOR BLWR-BLOT180
- HEATILATOR GFK-21
- ROTOM HB-RB66
- ROTOM R7-RB66
Manufacturer Warranty
Warranty Coverage: 1-Year Limited Warranty
This replacement part from NBK includes a 1-year manufacturer's warranty covering defects in materials and workmanship under normal use.
If you experience an issue within the warranty period, please contact us with your order details so we can assist with evaluation and next steps. Warranty coverage does not apply to damage caused by improper installation, misuse, or external electrical issues.
Estimated Lead Time
Orders typically leave our warehouse within 2–3 business days. After your order ships, delivery time will depend on your location and the carrier's transit schedule.
Processing and shipping times may vary based on product availability and carrier service. If you have any questions about current stock or estimated delivery dates, please contact us before placing your order.
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