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
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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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.
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.
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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.
