Johnson Controls A421AED-02C

Johnson Controls A421AED-02C is an electronic single stage temperature control designed for precise, dependable performance in commercial refrigeration and HVAC applications. This unit supports versatile 120/240 VAC input and is built to withstand demanding environments, delivering consistent thermostat control.

UL Type 4X and IP66 ratings protect the enclosure from dust and water, making it suitable for harsh service conditions. The SPDT output provides reliable switching for defrost cycles and compressor control, while the included 2 m (6'-6") temperature sensor covers a wide sensing range from -40 °F to 212 °F, ensuring accurate readings across outdoor and indoor installations.

• 120/240 VAC input for flexible installation
• SPDT control output for defrost and compressor circuits
• Defrost-ready operation with precise temperature sensing
• UL Type 4X enclosure, IP66 rated for rugged environments
• 2 m (6'-6") temperature sensor included (-40 °F to 212 °F)

Designed for reliable, long-term operation in commercial settings, the A421AED-02C combines rugged construction with accurate temperature control and straightforward wiring, helping you maintain product quality and energy efficiency.