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3/4 HP Furnace Blower Motor 115V 1-Speed 1075 RPM — Universal Direct Drive
National HVAC Parts

3/4 HP Furnace Blower Motor 115V 1-Speed 1075 RPM — Universal Direct Drive

SKU: NHVAC-BM-3-4HP-115 Brand: National HVAC Parts
$199.99 $299.99

Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.

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Universal 3/4 HP direct drive blower motor rated 115V at 1075 RPM with 1 speed. Replacement for large commercial furnaces and air handlers. The blower motor is the heart of your indoor air system — it pushes heated or cooled air through your ductwork. When it fails, you get no airflow from any vent.

Symptoms of failure: No air from vents, weak airflow, loud humming from furnace, motor runs but fan doesn't spin (capacitor issue vs motor issue), burning smell, motor cycles on and off (overheating).

  • Horsepower: 3/4 HP
  • Voltage: 115V
  • RPM: 1075
  • Speeds: 1-speed
  • Frame: 48 Frame (5.6" diameter)
  • Drive: Direct drive
  • Rotation: Reversible (CW/CCW)
  • Bearing: Sleeve bearing
  • Application: large commercial furnaces and air handlers
  • Warranty: 1-year replacement warranty

Install difficulty: 3/5 — Turn off power. Remove blower assembly from furnace (usually 2-4 bolts or slides out). Remove old motor from blower wheel (set screw on wheel hub). Mount new motor, reattach wheel (center it on shaft), reinstall assembly. Reconnect wires — match speed taps to original configuration. 45-60 minutes.

Shipping Information

  • Orders placed before 3PM CST ship same business day
  • Standard delivery: 2-5 business days
  • Express shipping available at checkout
  • Free shipping on orders over $75
  • Tracking number emailed upon shipment

Return Policy

  • 30-day returns on unused parts in original packaging
  • Electrical parts (capacitors, contactors, control boards) are final sale once installed
  • Email info@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Blower Motor fit my National HVAC Parts 3/4 HP Furnace Blower Motor 115V 1-Speed 1075 RPM — Universal Direct Drive?
Yes. This is the factory-specified OEM blower motor for the National HVAC Parts 3/4 HP Furnace Blower Motor 115V 1-Speed 1075 RPM — Universal Direct Drive. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.
How do I replace the blower motor on my National HVAC Parts 3/4 HP Furnace Blower Motor 115V 1-Speed 1075 RPM — Universal Direct Drive?
Difficulty: Medium-Hard (1–2 hrs)
Step 1: Turn off breaker. Step 2: Note motor specs: HP, RPM, voltage, rotation direction. Step 3: Remove old motor from mounting. Step 4: Transfer fan blade to new motor. Step 5: Mount new motor, reconnect wiring. Step 6: Restore power, verify rotation direction.
My AC fan isn’t spinning. What part do I need?
Fan not spinning, spinning slowly, or making grinding/squealing noises = motor failure. Grinding = bearings failed. Squealing = bearings dry. No spin + hum = check the motor capacitor first before replacing the entire motor.
Is this blower motor compatible with Bryant or Payne too?
Many National HVAC Parts parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.
Should I use OEM or aftermarket for my National HVAC Parts blower motor?
OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.
How fast does National HVAC Parts ship?
Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.
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