Product Overview

The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2015 Johnson Controls, Inc.
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A19PRC Thermostat
A19 Agricultural/Industrial Thermostat with NEMA 4X Enclosure
Description
The A19PRC is a single-stage temperature
control designed for heating and ventilation
applications. It features a raintight enclosure
for use in agricultural and industrial
applications that require compliance with
Article 547 of the National Electrical Code. The
A19PRC Thermostat has a rugged
thermoplastic enclosure that meets NEMA 4X
specifications.
Refer to the A19 Series Hot Water Heating
Controls Well Immersion Product Bulletin
(LIT-125025) for important product application
information.
Features
• an O-ring sealed setpoint adjustment knob
• exposed portion of the liquid filled sensing
elements are plated and plastic coated to
resist damage in corrosive atmospheres
Applications
Typical applications include controlling
ventilation or heating equipment in animal
confinement or industrial buildings.
Repair Information
If the A19 Agricultural/Industrial Thermostat
with NEMA 4X Enclosure fails to operate within
its specifications, replace the unit. For a
replacement thermostat, contact the nearest
Johnson
Controls® representative.
Technical Specifications
Electrical Ratings
Motor Ratings VAC 120 208 240
AC Full Load A 16.0 9.2 8.0
AC Locked Rotor A 96.0 55.2 48.0
Non-Inductive or
Resistance Load A
(Not Lamp Loads)
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1. Single-pole, single-throw (SPST) and only one
side of single-pole, double-throw (SPDT) control;
SPDT - 16 A, 120 to 277 VAC
22 A, 120/277 VAC
Pilot Duty
125 VA, 24 to 600 VAC
Selection Chart
Product Code Number Switch Action Range °F (°C) Differential F° (C°) Bulb and Capillary Range Adjuster
A19PRC-1C SPDT 30 to 110 (1 to 43) 3 to 12 (1.7 to 6.7) 1-3/8 in. x 2 -1/4 in. Coiled Knob
Code No. LIT-1927080
Issued November 13, 2015