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JOHNSON CONTROLS Line Volt Mechanical Tstat: -30° to 100°F, Steel, Adj - Indoor Two-Stage Controls
JOHNSON CONTROLSIndoor Two-Stage Controls

JOHNSON CONTROLS Line Volt Mechanical Tstat: -30° to 100°F, Steel, Adj

The JOHNSON CONTROLS A28AA-29C is an indoor two-stage line-voltage mechanical thermostat with a temperature control range of -30° to 100°F. It features an adjustable differential of 5°/2° to 7°F, SPDT switch action…

SKU 3G-OTH-67866

Also listed as: A28AA29C · A28AA 29C

Brand
JOHNSON CONTROLS
Item
Line Volt Mechanical Tstat: -30° to 100°F, Steel, Adj
Category
Indoor Two-Stage Controls
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

JOHNSON CONTROLS
Manufacturer Part Number
A28AA-29C
Type
Steel, Adj, 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
5°/2° to 7°F
Temperature Control Range
-30° to 100°F
Capillary Length/Bulb Diameter
8 ft Capillary, 8 ft x 3/8 in Bulb

Technical Documents

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

Product Description

The JOHNSON CONTROLS A28AA-29C is an indoor two-stage line-voltage mechanical thermostat with a temperature control range of -30° to 100°F. It features an adjustable differential of 5°/2° to 7°F, SPDT switch action (open/close on rise), and operates on 24 to 277V AC. The unit includes a steel enclosure and an 8 ft capillary with an 8 ft x 3/8 in bulb.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the JOHNSON CONTROLS A28AA-29C thermostat used for?

The JOHNSON CONTROLS A28AA-29C is an indoor two-stage line-voltage mechanical thermostat used for temperature control in commercial HVAC systems. It is suitable for applications requiring a -30° to 100°F range, such as duct heaters, unit heaters, or refrigeration equipment, where SPDT switching on temperature rise is needed.

What are the specifications of the JOHNSON CONTROLS A28AA-29C?

The JOHNSON CONTROLS A28AA-29C has a temperature control range of -30° to 100°F, adjustable differential of 5°/2° to 7°F, and SPDT switch action (open/close on rise). It operates on 24 to 277V AC, includes an 8 ft capillary with 8 ft x 3/8 in bulb, and has a steel enclosure.

Where to buy the JOHNSON CONTROLS A28AA-29C worldwide?

3G Electric supplies the JOHNSON CONTROLS A28AA-29C 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 thermostat to any country.

How to install the JOHNSON CONTROLS A28AA-29C thermostat?

Install the JOHNSON CONTROLS A28AA-29C by mounting the steel enclosure to a flat surface, routing the 8 ft capillary and bulb to the sensing area, and wiring the SPDT contacts per the voltage rating (24 to 277V AC). Adjust the differential (5°/2° to 7°F) as needed. Follow local electrical codes and the manufacturer's instructions.

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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