Carrier HK02ZA408 Gas Switch 326010-701 the Hydrolevel 500 is a

the Hydrolevel 500 is a manual reset model

making it a reliable solution for maintaining indoor air quality (IAQ) and preventing biofilm accumulation on A-coils

ensuring long-term HVAC system performance and stable bridge-gap ignition across the pilot burner

Precision Modulation: Optimized 8-13 PSI spring range ensures consistent damper positioning and system balancing

making it a critical stock item for residential and light commercial service calls

Carrier HK02ZA408 Gas Switch 326010-701 the Hydrolevel 500 is aThe Carrier HK02ZA408 High Pressure Gas Switch is a critical safety component designed for precise pressure monitoring in residential and commercial HVAC systems. As a genuine OEM replacement part, it ensures seamless compatibility with Carrier furnaces, air conditioners, and heat pumps. This gas pressure switch functions by monitoring the system's internal atmosphere and interrupting the electrical circuit if pressures exceed safe operating limits,