Carrier HK06MB011 Three-Stage Pressure Switch Assembly for Gas Furnaces

The Carrier HK06MB011 is a genuine OEM three-stage pressure switch assembly designed for use in Carrier, Bryant, and Payne gas furnaces and heating systems. This critical safety component monitors air pressure within the burner enclosure to ensure proper combustion and safe operation of your HVAC system.

Key Features:

• Three independent pressure switches with distinct set points for multi-stage operation
• Pressure switch set points: -0.45", -0.91", and -1.79" water column
• Manufactured by Honeywell for Carrier to OEM specifications
• Normally open switch position for proper safety operation
• Direct replacement for older part numbers 334358-701 and HK06NB015
• Complete assembly ready for installation

This pressure switch assembly works in conjunction with the draft inducer motor to verify proper venting before allowing the burner to ignite. Each of the three switches responds to specific pressure thresholds, making it ideal for multi-stage and modulating furnace systems. The assembly includes all three pressure switches pre-mounted and ready to install, ensuring reliable operation and system safety. Genuine Carrier replacement part backed by manufacturer warranty.