IO Hvac Controls ZPA-OTS Sensor 323080-701 This switch features a high-reliability

This switch features a high-reliability bellows design and calibrated internal set points to trigger a compressor lockout if pressure falls below the safe operating threshold

effectively raising the target condensing pressure of the system

critical for passing inspections and ensuring safe operation

Broad Compatibility: Integrated 1/2 inch shaft coupling works with standard round or square damper shafts

Most failures are due to internal sediment buildup or seat degradation

IO Hvac Controls ZPA-OTS Sensor 323080-701 This switch features a high-reliabilityThe iO HVAC Controls ZPA OTS is a critical NTC Type III thermistor designed for precise ambient monitoring and balance point control in residential and light commercial zoning systems. Rated at 10K Ohms @ 77 F, this sensor integrates directly with the iO HVAC ZP3 HPS ESP, ZP4 ESP, and ZP6 ESP zoning panels. By detecting real time outdoor conditions, it allows contractors to set specific high and low balance points, managing when a system should lock