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The Johnson Controls A421AED-01C Penn Series A421 is a line-voltage type 4X electronic temperature control designed for industrial environments. This model includes an IP67 weathertight enclosure and a temperature sensor featuring a 9-7/8 inch cable.
This electronic temperature control is equipped with a bright backlit LCD, adjustable temperature set points, and a compact design for easy installation. It is suitable for heating and cooling applications, featuring basic and advanced programming menus for easy setup.
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