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JOHNSON CONTROLS Line Volt Mechanical Tstat: 40° to 90°F, Steel, Adj - Indoor Two-Stage Controls
JOHNSON CONTROLSIndoor Two-Stage Controls

JOHNSON CONTROLS Line Volt Mechanical Tstat: 40° to 90°F, Steel, Adj

The JOHNSON CONTROLS A28AA-36C is an indoor two-stage line-voltage mechanical thermostat with a temperature control range of 40° to 90°F. It features an adjustable differential of 3.5°/2° to 7°F, operates on 24 to…

SKU 3G-OTH-67884

Brand
JOHNSON CONTROLS
Item
Line Volt Mechanical Tstat: 40° to 90°F, Steel, Adj
Category
Indoor Two-Stage Controls
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Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
A28AA-36C
Type
Steel, Adj, 3.5°/2° to 7°F
Voltage
24 to 277V AC
Differential Type
Adjustable
Enclosure Material
Steel
Switch Type/Action
SPDT, Open/Close on Rise
Temperature Differential
3.5°/2° to 7°F
Temperature Control Range
40° to 90°F
Capillary Length/Bulb Diameter
6 ft Capillary, 6 ft x 3/8 in Bulb
View Full Spec Sheet

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

Product Description

The JOHNSON CONTROLS A28AA-36C is an indoor two-stage line-voltage mechanical thermostat with a temperature control range of 40° to 90°F. It features an adjustable differential of 3.5°/2° to 7°F, operates on 24 to 277V AC, and uses a SPDT switch action (open/close on rise). The steel enclosure houses a 6 ft capillary with a 6 ft x 3/8 in bulb.

Frequently Asked Questions

What is the JOHNSON CONTROLS A28AA-36C thermostat used for?

The JOHNSON CONTROLS A28AA-36C is an indoor two-stage line-voltage mechanical thermostat used for temperature control in HVAC systems. It is suitable for commercial or industrial applications requiring a 40° to 90°F range and SPDT switching, such as controlling fans, valves, or electric heaters.

What are the specifications of the JOHNSON CONTROLS A28AA-36C?

The JOHNSON CONTROLS A28AA-36C has a temperature control range of 40° to 90°F, adjustable differential of 3.5°/2° to 7°F, and operates on 24 to 277V AC. It features SPDT switch action (open/close on rise), a steel enclosure, and a 6 ft capillary with a 6 ft x 3/8 in bulb.

Where to buy the JOHNSON CONTROLS A28AA-36C worldwide?

You can source the JOHNSON CONTROLS A28AA-36C through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this thermostat.

How to install the JOHNSON CONTROLS A28AA-36C thermostat?

Install the JOHNSON CONTROLS A28AA-36C by mounting the steel enclosure securely and routing the 6 ft capillary and bulb to the sensing location. Connect wiring per the SPDT open/close on rise action, ensuring voltage matches 24 to 277V AC. Adjust the differential and setpoint as needed.

Used in

Common applications for JOHNSON CONTROLS
Industrial refrigeration — Johnson Controls P170SA-1C dual pressure control for compressor protection in ammonia or halocarbon systems
Chiller plant automation — Johnson Controls VA7810-HGA-2 electric globe valve actuator for modulating chilled water flow in VG7000 series valves
Pneumatic HVAC retrofit — Johnson Controls T-4002-302 conversion kit for upgrading existing Robertshaw thermostats in commercial buildings
Cooling tower water management — Johnson Controls V-4332-1007 pneumatically actuated diaphragm valve for 3-way diverting of water flow
Boiler fuel oil pressure monitoring — Johnson Controls P545NCB-25C electronic lube oil pressure control with alarm for burner management systems
Process pressure sensing — Johnson Controls P599AAPS105C pressure transmitter with IP67 rating for washdown zones in food and beverage plants

JOHNSON CONTROLS Products

3G Electric supplies JOHNSON CONTROLS indoor two-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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