Thermostats Bulb temperature controller Subcategory
Thermostats for HVAC systems. Programmable, WiFi, bimetal, digital thermostats, and more for controlling HVAC equipment; shop now at Blackhawk Supply.
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![Johnson Controls A28AA-36C TWO STAGE TEMP CONTROL; 40/90F; 6' CAP; 2-SPDT; NEMA 1; 3/8 X 5-3/4" BULB; 1HP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28AA-36C_medium.png?v=1715731833)
A28AA-36C | TWO STAGE TEMP CONTROL; 40 / 90F; 6' CAP; 2-SPDT; NEMA 1; 3 / 8 X 5-3 / 4" BULB; 1HP | Johnson Controls
Brand: Johnson Controls
SKU: A28AA-36C
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![Johnson Controls T-3300-1 THERMOSTAT; EXT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/T-3300-1_medium.png?v=1715734174)
T-3300-1 | THERMOSTAT; EXT | Johnson Controls
Brand: Johnson Controls
SKU: T-3300-1
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![Johnson Controls A28AK-1C TWO STAGE TEMP CONTROL; 30/110F; 2-SPDT; NEMA 1; 1/4HP; DUCT MOUNT AIR COIL | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28AK-1C_medium.png?v=1715731945)
A28AK-1C | TWO STAGE TEMP CONTROL; 30 / 110F; 2-SPDT; NEMA 1; 1 / 4HP; DUCT MOUNT AIR COIL | Johnson Controls
Brand: Johnson Controls
SKU: A28AK-1C
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![Johnson Controls A350PT-1C PROPORTIONAL TEMP CONTROL; DUAL SCALE PI CONTROL W/O SENSOR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A350PT-1C_medium.png?v=1715731956)
A350PT-1C | PROPORTIONAL TEMP CONTROL; DUAL SCALE PI CONTROL W / O SENSOR | Johnson Controls
Brand: Johnson Controls
SKU: A350PT-1C
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![Johnson Controls A28PJ-4C TWO STAGE TEMP CONTROL; 6O/90F; 2-SPDT; NEMA 4X; 1/4HP; COILED BULB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28PJ-4C_medium.png?v=1715731915)
A28PJ-4C | TWO STAGE TEMP CONTROL; 6O / 90F; 2-SPDT; NEMA 4X; 1 / 4HP; COILED BULB | Johnson Controls
Brand: Johnson Controls
SKU: A28PJ-4C
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![Johnson Controls A28PJ-1C TWO STAGE TEMP CONTROL; 30/110F; 2-SPDT; NEMA 4X; 1/4HP; COILED BULB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28PJ-1C_medium.png?v=1715731910)
A28PJ-1C | TWO STAGE TEMP CONTROL; 30 / 110F; 2-SPDT; NEMA 4X; 1 / 4HP; COILED BULB | Johnson Controls
Brand: Johnson Controls
SKU: A28PJ-1C
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![Johnson Controls A28MA-2C TWO STAGE TEMP CONTROL; 40/120F; 6'CAP; 2-SPDT; ENCL-SPLSH; 3/8 X 4" BULB; 1HP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28MA-2C_medium.png?v=1715731915)
A28MA-2C | TWO STAGE TEMP CONTROL; 40 / 120F; 6'CAP; 2-SPDT; ENCL-SPLSH; 3 / 8 X 4" BULB; 1HP | Johnson Controls
Brand: Johnson Controls
SKU: A28MA-2C
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![Johnson Controls A28AK-2C TWO STAGE TEMP CONTROL; 60/130F; 2-SPDT; NEMA 1; 1/4HP; DUCT MOUNT AIR COIL | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28AK-2C_medium.png?v=1715731912)
A28AK-2C | TWO STAGE TEMP CONTROL; 60 / 130F; 2-SPDT; NEMA 1; 1 / 4HP; DUCT MOUNT AIR COIL | Johnson Controls
Brand: Johnson Controls
SKU: A28AK-2C
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![Johnson Controls A28AJ-4C TWO STAGE TEMP CONTROL; 20/80F; 6' CAP; 2-SPDT; NEMA 1; 3/16 X 22" BULB; 1/4HP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28AJ-4C_medium.png?v=1715731912)
A28AJ-4C | TWO STAGE TEMP CONTROL; 20 / 80F; 6' CAP; 2-SPDT; NEMA 1; 3 / 16 X 22" BULB; 1 / 4HP | Johnson Controls
Brand: Johnson Controls
SKU: A28AJ-4C
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![Johnson Controls A28AA-4C TWO STAGE TEMP CONTROL; 30/110F; DIFF 3.5 FIXED; 2-SPDT; NEMA 1; 1HP; COILED BULB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28AA-4C_medium.png?v=1715731897)
A28AA-4C | TWO STAGE TEMP CONTROL; 30 / 110F; DIFF 3.5 FIXED; 2-SPDT; NEMA 1; 1HP; COILED BULB | Johnson Controls
Brand: Johnson Controls
SKU: A28AA-4C
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![Johnson Controls A28AA-37C TWO STAGE TEMP CONTROL; 60/140F; DIFF 5 FIXED; 6' CAP; 2-SPDT; NEMA 1; 3/8 X 4" BULB; 1HP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28AA-37C_medium.png?v=1715731936)
A28AA-37C | TWO STAGE TEMP CONTROL; 60 / 140F; DIFF 5 FIXED; 6' CAP; 2-SPDT; NEMA 1; 3 / 8 X 4" BULB; 1HP | Johnson Controls
Brand: Johnson Controls
SKU: A28AA-37C
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![Johnson Controls A28AA-29C TWO STAGE TEMP CONTROL; 8' CAP; 2-SPDT; NEMA 1; 3/8 X 4" BULB; 1HP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28AA-29C_medium.png?v=1715731910)
A28AA-29C | TWO STAGE TEMP CONTROL; 8' CAP; 2-SPDT; NEMA 1; 3 / 8 X 4" BULB; 1HP | Johnson Controls
Brand: Johnson Controls
SKU: A28AA-29C
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![Johnson Controls A28AA-28C TWO STAGE TEMP CONTROL; DIFF 3.5 FIXED; 6' CAP; 2-SPDT; NEMA 1; .093 X 12' BULB; 1HP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A28AA-28C_medium.png?v=1715731910)
A28AA-28C | TWO STAGE TEMP CONTROL; DIFF 3.5 FIXED; 6' CAP; 2-SPDT; NEMA 1; .093 X 12' BULB; 1HP | Johnson Controls
Brand: Johnson Controls
SKU: A28AA-28C
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