Lennox 52P97 - (52P9701) AprilAire 50 Current Sensing Relay, 21–24 VAC, Black Case
Ensure seamless operation of your HVAC system with the Lennox 52P97 - AprilAire 50 Current Sensing Relay, engineered for accurate control and reliable system coordination. This relay is designed to detect electrical current in your HVAC system and activate auxiliary components when necessary, making it ideal for humidifiers, air purifiers, and other equipment that require integration with blower operation.
Key Features:
- Model Number: 52P97 (Replaces 52P9701)
- Equivalent to: AprilAire 50 Current Sensing Relay
- Control Voltage: 21–24 VAC
- Application: Used to sense blower motor operation and trigger connected devices such as humidifiers or electronic air cleaners
- Design: Compact black case for easy integration into tight spaces
- Operation: Current-sensing switch activates when blower current is detected (typically above 1.0 Amp threshold)
- Wiring: Simple installation with clearly marked terminals and included mounting hardware
Typical Uses:
- Activates whole-home humidifiers when the HVAC blower is running
- Ensures air purifiers only run during system operation
- Ideal for HVAC systems that lack dedicated accessory terminals
Compatibility:
Compatible with a wide range of HVAC systems and accessories that require a 24V control input based on blower motor activity.
Compatible with a wide range of HVAC systems and accessories that require a 24V control input based on blower motor activity.
Why Choose the Lennox 52P97 from Beenimax.com?
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Equip your system with the Lennox 52P97 Current Sensing Relay to enhance automation, efficiency, and accessory control—all with dependable performance.