NEMA 4X Enclosure The A19PRC is a single stage electromechanical thermostat designed for heating and ventilation applications. It is designed with raintight enclosures for use in agricultural and industrial applications that require compliance with Article 547 of the National electrical Code. The A19PRC has a rugged thermoplastic enclosure that meets NEMA 4X specifications. A19PRC thermostats have an "O" - Ring sealed set point adjustment knob and range scale with oversized white markings for easy readability in low light situations. Exposed portion of the liquid filled sensing elements are plated and plastic coated to resist damage in corrosive atmospheres. Applications: Controlling ventilation or heating equipment in animal confinement or industrial buildings. Part# Switch Range Diff. Bulb & Cap Adjuster Electrical Ratings A19PRC-1C SPDT 30 - 110OF 3 - 12OF 1 3/8" x 2 1/4" Knob 16A/120-8A/240 1 - 43OC 1.7 - 6.7OC Coiled