Johnson Controls A99BB-300C PTC Temperature Sensor Compatible with A421 Control

Product Description

The Johnson Controls A99BB-300C PTC Temperature Sensor is designed for various HVAC applications. It features a 9-3/4 feet PVC cable and is compatible with the A421 control. This sensor is primarily used for temperature sensing in freezers, coolers, defrost termination, space and return air temperature sensing, and condenser fan cycling.

• Easy-to-read adjustable backlit LED screen
• Temperature control range of -40 to 212°F
• 9-3/4 feet PVC cable

Product Highlights

The A99BB-300C is a passive PTC temperature sensor designed for refrigeration applications. It features a splash-proof construction and various mounting options.

Product Information

Standard Information

• Brand: Johnson Controls
• MPN: A99BB-300C

Technical Specifications

• Temperature Range: -40 to 212°F
• Cable Length: 9-3/4 feet
• Sensor Type: PTC
• Connector Type: PVC
• Compatible Models: A255, A419, A421, DX-9100, R78, System 27, System 350, System 450, XP-9102, XPA-4x1, XPA-8x1
• Nominal Sensor Ohms @ 75F: 1035
• Diameter: 1/4 in
• Country of Origin: Mexico