Lennox 21J28 - 21J2801 Potential Relay, SP N.C., 171-185 Volts Pickup, 55-115 Volts Dropout, 383 Volts Continuous Coil
Lennox 21J28 - 21J2801 Potential Relay, SP N.C., 171-185 Volts Pickup, 55-115 Volts Dropout, 383 Volts Continuous Coil
The Lennox 21J28 (21J2801) Potential Relay is a high-quality control component designed to ensure reliable motor starting and switching in HVAC systems. Built with durable materials and precise electrical tolerances, this relay supports optimal compressor and motor performance.
Key Features & Specifications:
- Manufacturer: Lennox
- Part Number: 21J28 (21J2801)
- Relay Type: Potential Relay
- Contact Configuration: Single Pole, Normally Closed (SP N.C.)
- Pickup Voltage Range: 171 - 185 Volts
- Dropout Voltage Range: 55 - 115 Volts
- Continuous Coil Voltage Rating: 383 Volts
- Mounting Type: Plug-in / Socket mount
- Coil Frequency: 50/60 Hz compatible
- Electrical Connection: Quick connect terminals for efficient installation
- Application: Designed for use in HVAC compressor motor circuits to provide start winding removal at the precise voltage
- Operating Temperature Range: Typically -40°F to +150°F (-40°C to +65°C) [check equipment manual for exact limits]
- Dimensions: Standard relay body dimensions to fit OEM Lennox configurations (refer to equipment schematic for fitment confirmation)
- Compliance: Meets industry electrical standards for safety and reliability
This potential relay is essential for maintaining proper motor starting torque and protecting compressor windings during system startup. It ensures efficient performance, reduces mechanical stress, and extends the life of your HVAC equipment.
Available on Beenimax.com
| Package Quantity | 1 Item |
|---|---|
| Item Returns | This item can be returned |
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