Flexotherm ATCFT A421 Adjustable Thermostatic Controller, 110 Volt NEMA4

With a temperature control range of -40 to 212 °F or -40 to 100 °C, the Flexotherm A421 Adjustable Thermostatic Controller is used in a wide range of single-stage refrigeration or HVAC equipment applications including temperature monitoring and alarming, on/off control of boilers and chillers, sensor offset, temperature setback, heating and cooling control, and more.

This Flexotherm thermostat comes equipped with an A99BB-200C temperature sensor with 6 ft. (2.0 m) cable. It is easy to set the desired temperature with its bright backlit LCD display, basic and advanced programming menus, and a three-button touchpad interface that can also be set up to restrict adjustments. It is also factory-wired with a 6 ft. (1.8 m) cord and 1 ft. (0.30 m) cord with 120VAC grounded internal receptacle.

The Flexotherm A421 Adjustable Thermostatic Controller offers single-stage control with a single-pole, double-throw (SPDT) output relay. This line-voltage type 1 (NEMA) electronic temperature control has dual power cords and a high-impact, thermoplastic IP20 standard enclosure for DIN rail and surface-mount applications. It is rated for 120 VAC and wired for a 110V plug. This product is covered with a 2-year warranty.

Features: 

• Used in a wide range of single-stage refrigeration & HVAC equipment applications
• Temperature control range: -40 to 212 °F
• Line-voltage Type 1 Control
• Dual power cords
• Rated for 120VAC
• IP20 standard enclosure
• A99BB-200C temperature sensor
• Backlit LCD display
• Advanced programming menus
• Three-button touchpad interface
• Ideal for heating and cooling