Carrier EF33CW201 Valve Freon The KZ-4000-8 is rated for

The KZ-4000-8 is rated for up to 1 HP (746 watts) at 120V or 240V AC

ensuring that the pneumatic signal correlates correctly with the visual temperature scale

Broad Media Compatibility: Standard NBR (Buna-N) seals handle air

making it a reliable drop-in replacement for standard defrost thermostats

Enhanced Flame Monitoring: Provides high-sensitivity flame rectification to prevent premature gas valve closure

Carrier EF33CW201 Valve Freon The KZ-4000-8 is rated forAs a seasoned tech, you know that keeping a commercial RTU or high efficiency furnace running requires parts that drop in without a fight. The Carrier EF33CW201 is a 24V 2 stage gas valve specifically engineered for high demand Carrier, Bryant, and Payne units. This direct replacement gas valve is designed to supersede legacy models like the EF33CW186, EF33CW187, and EF33CW187A, ensuring your manifold pressure remains stable across both firing stages.