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JOHNSON CONTROLS A19BAC-3C Indoor Single-Stage Line-Voltage - Indoor Single-Stage Controls
JOHNSON CONTROLSIndoor Single-Stage Controls

JOHNSON CONTROLS A19BAC-3C Indoor Single-Stage Line-Voltage

The JOHNSON CONTROLS A19BAC-3C is an indoor single-stage, heat-only line-voltage mechanical thermostat with a steel enclosure. It features a hydraulic air coil sensing element and an SPDT, open/close on rise switch…

SKU 3G-OTH-155545

Also listed as: A19BAC3C · A19BAC 3C

Brand
JOHNSON CONTROLS
Item
A19BAC-3C Indoor Single-Stage Line-Voltage
Part Number
A19BAC-3C
Category
Indoor Single-Stage Controls
Available to Order
Also known as:A19BAC-3CJOHNSON CONTROLS
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
A19BAC-3C
Type
Steel, 30° to 110°F, 1.7°C
AC
24 to 600V

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JOHNSON CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JOHNSON CONTROLS A19BAC-3C is an indoor single-stage, heat-only line-voltage mechanical thermostat with a steel enclosure. It features a hydraulic air coil sensing element and an SPDT, open/close on rise switch, operating over a 24 to 600V AC range with a temperature setpoint range of 30° to 110°F and a 1.7°C differential.

Frequently Asked Questions

What is the JOHNSON CONTROLS A19BAC-3C thermostat used for?

The JOHNSON CONTROLS A19BAC-3C is a line-voltage mechanical thermostat designed for indoor single-stage heat-only applications. It controls heating equipment such as electric heaters or unit heaters in commercial or industrial spaces, using a hydraulic air coil sensor to respond to temperature changes.

What are the specifications of the JOHNSON CONTROLS A19BAC-3C?

The A19BAC-3C operates at 24 to 600V AC with an SPDT switch that opens or closes on temperature rise. It has a steel enclosure, a setpoint range of 30° to 110°F, and a 1.7°C differential. The sensing element is a hydraulic air coil, and it is heat-only, single-stage.

Where to buy the JOHNSON CONTROLS A19BAC-3C worldwide?

3G Electric supplies the JOHNSON CONTROLS A19BAC-3C thermostat worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this part to any country.

How to install the JOHNSON CONTROLS A19BAC-3C thermostat?

Install the A19BAC-3C in a dry indoor location, ensuring the hydraulic air coil is exposed to ambient air. Mount the steel enclosure securely, connect line-voltage wiring per local codes, and set the desired temperature between 30° and 110°F. Always disconnect power before installation.

Used in

Common applications for JOHNSON CONTROLS
Building automation systems — Johnson Controls TE-6361M-1 duct temperature sensor for monitoring duct temperatures in HVAC systems.
Refrigeration systems — Johnson Controls SEC99AA-24C armored capillary tubing for connecting pressure controls.
HVAC differential pressure control — Johnson Controls P74EA-8C for controlling equipment based on pressure changes.
Liquid flow detection — Johnson Controls F261MAH-V01C paddle flow switch for piping systems.
Hydronic heating and cooling — Johnson Controls VG2431YN globe valve for flow control in water systems.
Refrigeration condensing units — Johnson Controls P66AAB-1C fan speed control for maintaining pressure.
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JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS indoor single-stage controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Mechanical thermostat with steel enclosure, SPDT switch action (open/close on rise), and fixed 3°F differential. Temperature control range -30° to 100°F, operates at 120 to 277V AC. Includes 2 ft capillary with 3 in x 3/8 in bulb. Suitable for indoor temperature control in HVAC and industrial environments
JOHNSON CONTROLS
Mechanical thermostat with steel enclosure, SPDT switch action (open/close on rise), and fixed 3°F differential. Temperature control range -30° to 100°F, operates at 120 to 277V AC. Includes 2 ft capillary with 3 in x 3/8 in bulb. Suitable for indoor temperature control in HVAC and industrial environments

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