Lennox 74H01 - ( 74H0101 ) Potential Relay, SP N.C., 132-148 Volts Pickup, 40-90 Volts Dropout, 336 Volts Continuous Coil
Lennox 74H01 - ( 74H0101 ) Potential Relay, SP N.C., 132-148 Volts Pickup, 40-90 Volts Dropout, 336 Volts Continuous Coil
Lennox 74H01 – (74H0101) Potential Relay, SP N.C., 132-148V Pickup, 40-90V Dropout, 336V Continuous Coil
The Lennox 74H01 Potential Relay is a high-quality, single-pole normally closed (SP N.C.) relay designed to ensure reliable start capacitor control in HVAC systems. Engineered to operate with a pickup voltage range of 132 to 148 volts and a dropout voltage range of 40 to 90 volts, this relay effectively engages and disengages the start capacitor at the correct motor voltage thresholds, protecting compressors and enhancing system efficiency.
Key specifications include a robust continuous coil voltage rating of 336 volts, allowing the relay to handle demanding operational environments without degradation. Its precise electrical characteristics ensure optimal motor start-up performance, reducing stress on system components and extending the overall lifespan of your equipment.
The Lennox 74H01 potential relay is an OEM-approved part compatible with a wide range of Lennox HVAC units, offering contractors and technicians a dependable replacement solution that maintains factory performance standards.
Features:
- Single-pole normally closed design (SP N.C.)
- Pickup voltage range: 132 – 148 volts
- Dropout voltage range: 40 – 90 volts
- Continuous coil voltage rating: 336 volts
- OEM Lennox replacement part ensuring exact fit and reliable operation
- Enhances compressor start performance and reduces electrical stress
Applications:
This potential relay is commonly used in Lennox HVAC systems for start capacitor switching on single-phase compressors, ensuring reliable starts under various load conditions.
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| Package Quantity | 1 Item |
|---|---|
| Item Returns | This item can be returned |
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