The Marathon Electric JJ48S17D2087A-R25 is a 1/3 HP single-phase motor designed for HVAC applications like fans, blowers, and air handlers, operating at 1425 RPM and 110V/50Hz.

🛠️ Key Specifications

• Model Number: JJ48S17D2087A-R25 (also referenced as 48S17D2087-R25)
• Horsepower: 1/3 HP — suitable for light-duty HVAC tasks such as small air handlers or exhaust fans.
• Voltage & Frequency: 110V, 50Hz — ideal for international applications or systems designed for 50Hz power grids.
• Speed: 1425 RPM — slower than typical 1725 RPM motors, which can reduce noise and wear in fan systems.
• Frame Size: 48 Frame — compact and commonly used in residential and light commercial HVAC systems.
• Phase: Single-phase — standard for residential and small commercial setups.

🌬️ HVAC Applications

This motor is engineered for:

• Direct or Belt Drive Fans: Its moderate RPM and horsepower make it perfect for driving fan blades directly or via pulleys.
• Blowers and Air Handlers: Provides reliable airflow for ventilation and air distribution.
• Exhaust Systems: Quiet and efficient operation for removing stale air or fumes.

⚙️ Design & Performance Benefits

• Durability: Marathon motors are known for robust construction and long service life, even in demanding HVAC environments.
• Quiet Operation: The 1425 RPM speed helps minimize vibration and noise, which is crucial in residential settings.
• Energy Efficiency: While not explicitly labeled as high-efficiency, its design supports consistent performance with minimal energy waste.

🧰 Installation Notes

• Mounting: Compatible with standard 48-frame mounts.
• Wiring: Single-phase motors are straightforward to wire, often with capacitor start for better torque.
• Maintenance: Marathon motors typically require minimal upkeep—just periodic checks on bearings and electrical connections.