Marathon MB319 Fan and Blower Motor Single/Split Phase Protection Auto 3/4 hp 1725 RPM 115/208-230V – MB319

Marathon MB319 Fan and Blower Motor Single/Split Phase Protection Auto 3/4 hp 1725 RPM 115/208-230V – MB319

The Marathon MB319 Fan and Blower Motor is designed for single and split phase applications. Engineered by Marathon Electric, this motor offers 3/4 horsepower and operates at 1725 RPM. It supports a voltage range of 115 to 230 volts and automatically protects against overloads.

• 3/4 horsepower motor
• Operates at 1725 RPM
• Single and split phase compatibility

This motor is ideal for various HVAC applications, ensuring efficient air movement and reliable performance. It features ball bearings and an open drip-proof enclosure, making it suitable for different environments. The resilient ring mount and rolled steel construction enhance durability and installation flexibility.

Specifications

• Brand: Marathon Electric
• MPN: MB319
• Product Type: Electric Motor
• Applications: HVAC, industrial fans, blowers
• Speed: 1725 RPM
• Voltage: 115/230 Volts
• Horsepower: 0.75 hp
• Amperage: 10.0/5.0 amps
• Frame: 56
• Enclosure: Open Drip Proof (ODP)
• Mounting: Resilient Ring
• Shaft Type: Single
• Material: Rolled Steel
• Rotation: Reversible
• Overload Protection: Auto
• Dimensions: 14 x 10.2 x 8 inches
• Weight: 1 pound

What Our Experts Think

• 3/4 HP, 1725 RPM motor designed for fans and blowers in HVAC and light industrial applications.

• Supports 115/208-230V single/split-phase for versatile installation.

• Built-in phase protection ensures safe, reliable operation.

• Durable Marathon construction delivers long-lasting performance.

• Ideal for air-handling systems, ventilation, and light machinery.

Q&A

Q: What are the specifications of this motor?
A: 3/4 HP, 1725 RPM, 115/208-230V, single/split-phase with auto phase protection.

Q: What applications is it best for?
A: Fans, blowers, ventilation systems, and light industrial equipment.

Q: Does it have protection features?
A: Yes, it includes single/split-phase protection to prevent damage.

Maintenance Tips

• Keep ventilation openings clean to prevent overheating.

• Wipe motor exterior regularly to remove dust and debris.

• Follow manufacturer’s schedule for bearing lubrication.

• Inspect wiring and mounting hardware periodically for safe operation.