DAYTON 71900251M 3M499 HVAC Motor | 1/15 HP | 1,625 RPM | 115V AC | Ring/Stud Mount

Condition: New, in the original sealed box.

Product Overview:

The DAYTON 71900251M HVAC Motor is a high-efficiency permanent split capacitor (PSC) motor designed for direct-drive fan and blower applications in HVAC/R systems. With a compact 3.3-inch frame and open air-over enclosure, this motor is ideal for use in ventilation systems, providing smooth start-ups and reliable performance while maintaining energy efficiency.

Key Specifications:

• Brand: DAYTON
• Model Number: 71900251M
• Motor Application: HVAC/R
• Sub-Application: Direct Drive Fan/Blower
• Motor Design: Permanent Split Capacitor (PSC)
• Horsepower (HP): 1/15
• Nameplate RPM: 1,625
• Number of Speeds: 1
• Voltage: 115V AC
• Amperage: 1.0 A
• Frequency: 60 Hz
• Motor Bearings: Sleeve
• Thermal Protection: Automatic
• Mounting Type: Ring/Stud
• Shaft Rotation: Clockwise (CWSE – Clockwise Shaft End)

Dimensions and Design:

• Frame Size: 3.3-inch diameter
• Shaft Diameter: 5/16 inch
• Shaft Length: 2-1/4 inches
• Length Less Shaft: 5 inches
• Body Diameter: 3-5/16 inches
• Mounting Stud Pattern: 2 inches x 2 inches
• Mounting Stud Location: 4 studs, shaft end

Features:

1. Energy Efficient PSC Design:
   • The motor’s permanent split capacitor design reduces power consumption while ensuring smooth, soft start-ups.
2. Compact and Lightweight:
   • Fits easily in restricted spaces, making it suitable for compact HVAC installations.
3. Durable Construction:
   • Built with sleeve bearings for reliable performance.
   • Open air-over enclosure design for efficient cooling.
4. Universal Mounting:
   • Equipped with ring and stud mounting for versatile installation options.
5. Thermal Protection:
   • Automatic thermal protection prevents overheating and extends motor life.
6. Certified for Safety:
   • CSA Certified and UL Recognized for compliance with safety standards.

Applications:

• HVAC Systems: Direct drive fans and blowers.
• Ventilation Systems: Used in residential and light commercial air circulation units.
• Air Handlers: Fits compact air handling units.
• Small Blowers: Provides reliable operation for low-powered blowers.

Included Components:

• DAYTON 71900251M HVAC Motor
• Capacitor required: 2MDV3 (sold separately).

Pros:

• Energy Efficient: Uses less power compared to shaded pole motors.
• Compact Design: Fits into small HVAC units.
• Durable and Reliable: Equipped with auto thermal protection for extended life.
• Smooth Operation: Provides soft, quiet start-ups ideal for fans and blowers.

Cons:

• Capacitor Not Included: Requires separate purchase of a compatible capacitor (2MDV3).
• Limited Use: Specific to direct-drive applications; not suitable for belt-driven systems.

Comparable Products:

1. Fasco D109 – 3.3-inch PSC blower motor with similar specifications.
2. AO Smith OLR1026 – Compact fan motor with energy-efficient PSC design.
3. Century FE1056 – Alternative PSC motor for HVAC fans and blowers.

Related:

• DAYTON 1/15 HP HVAC motor 71900251M
• 115V PSC fan motor for air blowers
• Direct drive blower motor with 1,625 RPM
• Open air-over HVAC motor ring stud mount
• Energy-efficient fan motor for HVAC systems

Disclaimer:

DAYTON is a trademark of Grainger, Inc. The use of this name is for identification purposes only and does not imply endorsement. Verify compatibility with your specific HVAC system before purchase.

P109