Blower Motor 230V 50/60Hz – Replaces Dayton 1TDN8 Fasco 7021-3506 – NBK-20755

NBK-20755 – Blower Motor 230V 50/60Hz – NBK

The NBK-20755 Blower Motor is a dependable OEM-equivalent replacement designed for HVAC blower and air handler applications. Operating on 230V power with 50/60Hz compatibility, this motor delivers consistent airflow and reliable performance across a wide range of heating and ventilation systems. It is a direct replacement for the widely used Dayton 1TDN8 blower motor and compatible with multiple Fasco and AO Smith reference models.

Built to meet or exceed OEM specifications, the NBK-20755 ensures proper fitment, smooth operation, and long service life—making it an excellent solution for HVAC professionals servicing residential and light commercial systems.

Key Features

• OEM-Compatible Replacement: Direct replacement for Dayton 1TDN8
• Dual Frequency Operation: Supports both 50Hz and 60Hz applications
• 230V Power: Designed for higher-voltage HVAC blower systems
• Broad Cross-Reference Support: Compatible with Fasco and AO Smith motor models

Specifications

• SKU: 20755
• UPC: 810069182629
• Category: Blower Motor / Air Handler Motor / HVAC
• OEM Brand: Dayton
• Voltage: 230V
• Frequency: 50/60Hz
• Model Reference: 1TDN8
• Application: HVAC blower motor replacement

Equivalent To

• Dayton: 1TDN8, 2C914
• Fasco: 50747-D230, 7021-3506, JA1C182
• AO Smith: 9443

Why Choose the NBK-20755?

The NBK-20755 is a trusted blower motor replacement for HVAC professionals who require OEM-level compatibility and dependable airflow performance across both 50Hz and 60Hz systems. Its direct-fit design minimizes installation time and helps restore efficient system operation.

Installation Tips

• Confirm voltage and frequency compatibility before installation.
• Disconnect all electrical power prior to servicing blower assemblies.
• Inspect blower wheel and mounting hardware for wear or imbalance.
• Test system operation after installation to verify airflow and motor performance.

Pairs Well With

Blower Wheels, Motor Mounting Brackets, Capacitors, HVAC Electrical Components

SPECIAL ORDER NOTICE: This is a special order item sourced from NBK. Please allow 1–2 business days for processing prior to shipment.