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HVAC 3-phase motors are critical for delivering reliable and efficient airflow in commercial and industrial heating, cooling, and ventilation systems. These motors provide consistent power, higher torque, and improved energy efficiency compared to single-phase motors.
-10%Bell & Gossett 169233 Motor 1Hp 1750 RPM 3-Phase 208-230/460VSpecial Price $2,031.48 Regular Price $2,254.94
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-10%Carrier 110204000 Motor 1.5HP 1140RPM 208-230/460V 3-PhaseSpecial Price $3,793.59 Regular Price $4,210.88
-10%Lennox 72W69 Motor HI 102972-01 10HP 230V 60Hz 3-PhaseSpecial Price $1,813.79 Regular Price $2,013.31
-31%Trane MOT17518 Motor 1.0HP 230-460V 60HZ 3-Phase 1725RPMSpecial Price $856.78 Regular Price $1,243.95
-10%- -10%Carrier HD58FE576 Motor 575V 3-Phase 1725RPM 56YSpecial Price $2,111.05 Regular Price $2,343.27Out of stock
- -10%Carrier 00PPG000007201 Motor 2HP 380-415V 3-Phase 950RPM 58YSpecial Price $1,841.09 Regular Price $2,043.61Out of stock
- -10%Carrier HD60FK655 Motor 3HP 1725RPM 3-Phase 208-230/460VacSpecial Price $1,912.94 Regular Price $2,123.37
- -21%Carrier HD58FK651 Motor 208-230/460V 3-Phase 3HP 1725RPMSpecial Price $1,154.99 Regular Price $1,471.23
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3-Phase Furnace & AC Motors for HVAC Systems
3-phase motors use three alternating currents to provide balanced power, making them ideal for heavy-duty HVAC applications. Whether it’s a 3-phase electric motor, 3-phase AC motor, or 3-phase brushless motor, these units deliver consistent airflow, high efficiency, and quiet operation.
Key components of 3-phase motors include the stator, rotor, windings, bearings, and shaft. These motors are designed for continuous operation under high load, and common issues include overheating, worn bearings, or electrical connection problems. Proper maintenance and inspection help prevent downtime and ensure optimal performance.
At PartsHnC, we offer a wide range of 3-phase motors, including three-phase fan motors, blower motors, and replacement 3-phase motor units. Trusted manufacturers such as Carrier and Trane provide high-quality units built for durability, energy efficiency, and compatibility with a variety of HVAC systems.
FAQs
How do I replace a 3-phase motor in my HVAC system?
Turn off power, disconnect wiring and mounting hardware, remove the old motor, install the new motor, reconnect wiring, and test system operation.
Why is my 3-phase motor overheating?
Check for overloading, blocked airflow, worn bearings, or electrical connection issues; repair or replace components as needed.
Can I use a 3-phase brushless motor instead of a standard 3-phase AC motor?
Yes, if the specifications match the original motor, a brushless 3-phase motor can improve efficiency and reduce maintenance.
What should I check if a 3‑phase motor won’t start?
Make sure all three electrical phases are supplying power, inspect fuses and circuit breakers, and confirm the starter or contactor is functioning. Any missing phase or faulty connection can prevent the motor from running.
Why is my 3‑phase motor vibrating or shaking?
Vibration is usually caused by misaligned components, an unbalanced rotor, debris in the motor, or uneven power supply. Fixing alignment, cleaning the motor, and balancing the rotor can reduce shaking and noise.