Blower Motor 115V – Replaces Dayton 1TDR6 Fasco 7021-4933 – NBK-20516

NBK-20516 – Blower Motor 115V – NBK

The NBK-20516 Blower Motor is a reliable OEM-equivalent replacement designed for HVAC and outdoor boiler blower applications. Operating on 115V power, this motor delivers consistent airflow to support efficient heating system performance. It is a direct replacement for the commonly used Dayton 1TDR6 blower motor and compatible with multiple Fasco, Sherwood, and Pyro Industries reference models.

With a direct-fit footprint and durable construction, the NBK-20516 is an ideal solution for HVAC technicians and boiler service professionals restoring dependable airflow in heating systems.

Key Features

• OEM-Compatible Replacement: Direct replacement for Dayton 1TDR6
• Reliable Airflow Performance: Supports consistent blower operation
• 115V Operation: Designed for standard residential and outdoor boiler systems
• Broad Cross-Reference Support: Compatible with Dayton, Fasco, Sherwood, and Rotom models

Specifications

• SKU: 20516
• UPC: 810069181042
• Category: Blower Motor / Air Handler / HVAC / Outdoor Boiler
• OEM Brand: Dayton
• Voltage: 115V
• Model Reference: 1TDR6
• Application: HVAC and outdoor boiler blower motor replacement

Equivalent To

• Dayton: 1TDR6, 4C006
• Fasco: 7021-4933, B24220
• Sherwood: 7021-7582, 7021-7938, 7021-8249
• Pyro Industries: 7021-7462
• Rotom: FB-RFB242

Why Choose the NBK-20516?

The NBK-20516 is a trusted blower motor replacement for HVAC and outdoor boiler applications requiring dependable airflow and OEM-level compatibility. Its durable design and direct replacement fit help reduce downtime and restore proper heating system operation.

Installation Tips

• Confirm voltage and mounting dimensions match the original blower motor.
• Disconnect all power sources before servicing blower assemblies.
• Inspect blower wheel and housing for debris or imbalance during replacement.
• Test system airflow after installation to ensure proper operation.

Pairs Well With

Blower Wheels, Run Capacitors, Motor Mounting Brackets, 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.