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![Siemens 832-179 Test Head Kit, Product Group 192, Polyethylene Box | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/832-179_medium.jpg?v=1720022858)
832-179 | Test Head Kit, Product Group 192, Polyethylene Box | Siemens
Brand: Siemens
SKU: 832-179
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![Siemens 7MF15654BE005EA1 SENSOR, LIQUID/GAS, 4-20MA, 0-30 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/7MF15654BE005EA1_medium.jpg?v=1720022835)
7MF15654BE005EA1 | SENSOR, LIQUID / GAS, 4-20MA, 0-30 PSIG | Siemens
Brand: Siemens
SKU: 7MF15654BE005EA1
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![Siemens 590-505 590 Series Differential Pressure Sensor, +/- 0.25" Water Column | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/590-505_medium.jpg?v=1720022580)
590-505 | 590 Series Differential Pressure Sensor, + / - 0.25" Water Column | Siemens
Brand: Siemens
SKU: 590-505
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![Siemens 567-454 CP567 Complete Exposed Control Cabinet assy, Size 2, 20.3"H x 20.3"W x 6"D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/567-454_medium.jpg?v=1720022603)
567-454 | CP567 Complete Exposed Control Cabinet assy, Size 2, 20.3"H x 20.3"W x 6"D | Siemens
Brand: Siemens
SKU: 567-454
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![Siemens 567-353 CP567 Complete Exposed Control Cabinet assy, Size 4, 36.5"H x 24.4"W x 9.4"D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/567-353_medium.jpg?v=1720022575)
567-353 | CP567 Complete Exposed Control Cabinet assy, Size 4, 36.5"H x 24.4"W x 9.4"D | Siemens
Brand: Siemens
SKU: 567-353
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![Siemens 544-782A Base Kit, Single Adapter, Beige | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/544-782A_medium.jpg?v=1720022573)
544-782A | Base Kit, Single Adapter, Beige | Siemens
Brand: Siemens
SKU: 544-782A
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![Siemens 544-770B Room Temperature Sensor with Override and Setpoint, White | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_22c3ed36-88bd-44d2-b4d3-d021ea27ba24_medium.png?v=1720022568)
544-770B | Room Temperature Sensor with Override and Setpoint, White | Siemens
Brand: Siemens
SKU: 544-770B
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![Siemens 544-560-8 Duct Point Sensor, Platinum, -4 to 122 Deg F, 8-Inch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/544-560-8_medium.jpg?v=1720022565)
544-560-8 | Duct Point Sensor, Platinum, -4 to 122 Deg F, 8-Inch | Siemens
Brand: Siemens
SKU: 544-560-8
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![Siemens 544-560-18 Duct Point Sensor, Platinum, -4 to 122 Deg F, 18-Inch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/544-560-18_medium.jpg?v=1720022563)
544-560-18 | Duct Point Sensor, Platinum, -4 to 122 Deg F, 18-Inch | Siemens
Brand: Siemens
SKU: 544-560-18
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![Siemens 540-650A Room Temperature Sensor, Beige | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_ef84da7d-9cf3-4a5a-87e9-d6f092136877_medium.png?v=1720022560)
540-650A | Room Temperature Sensor, Beige | Siemens
Brand: Siemens
SKU: 540-650A
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![Siemens 540-245-36 Flexible Averaging Duct Sensor, 100K Ohm, 3-Foot | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/540-245-36_medium.jpg?v=1720022554)
540-245-36 | Flexible Averaging Duct Sensor, 100K Ohm, 3-Foot | Siemens
Brand: Siemens
SKU: 540-245-36
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![Siemens 536-774-25 Liquid Immersion Temperature Sensor, 100 Ohm Platinum RTD, 2.5-Inch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/536-774-25_medium.jpg?v=1720022546)
536-774-25 | Liquid Immersion Temperature Sensor, 100 Ohm Platinum RTD, 2.5-Inch | Siemens
Brand: Siemens
SKU: 536-774-25
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![Siemens 536-753A Room Sensor, 20 to 120 degrees F (-7 to 49 degrees C), Desert Beige. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_63e1deb7-8fcd-4903-9161-ac1d3d603969_medium.png?v=1720022544)
536-753A | Room Sensor, 20 to 120 degrees F (-7 to 49 degrees C), Desert Beige. | Siemens
Brand: Siemens
SKU: 536-753A
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![Siemens 535-431B Temperature Transmitter, 20F-120F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_81057e8f-a530-4c2a-89f1-f1099d3d9f3b_medium.png?v=1720022556)
535-431B | Temperature Transmitter, 20F-120F | Siemens
Brand: Siemens
SKU: 535-431B
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![Siemens 533-380-8 Flexible Averaging Duct Sensor, 20 to 120 Deg F, 8-Foot | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/533-380-8_medium.jpg?v=1720022558)
533-380-8 | Flexible Averaging Duct Sensor, 20 to 120 Deg F, 8-Foot | Siemens
Brand: Siemens
SKU: 533-380-8
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![Siemens 533-377-4 Duct Point Temperature Sensor, Platinum, 30 to 250 Deg F, 4-Inch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/533-377-4_medium.jpg?v=1720022559)
533-377-4 | Duct Point Temperature Sensor, Platinum, 30 to 250 Deg F, 4-Inch | Siemens
Brand: Siemens
SKU: 533-377-4
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![Siemens 356-115 Coil Clip, Product Group 141 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/356-115_medium.jpg?v=1720022445)
356-115 | Coil Clip, Product Group 141 | Siemens
Brand: Siemens
SKU: 356-115
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![Siemens 243-0020 Signal Selector, Lowest Pressure, Pneumatic, DA, Dual Input, Single Output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/243-0020_medium.jpg?v=1720021720)
243-0020 | Signal Selector, Lowest Pressure, Pneumatic, DA, Dual Input, Single Output | Siemens
Brand: Siemens
SKU: 243-0020
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![Siemens 243-0019 Signal Selector, Lowest/Highest, Pneumatic, DA, Six-Input, Dual Output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/243-0019_medium.jpg?v=1720021751)
243-0019 | Signal Selector, Lowest / Highest, Pneumatic, DA, Six-Input, Dual Output | Siemens
Brand: Siemens
SKU: 243-0019
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![Siemens 243-0009 Multi-Purpose Relay, Pneumatic, Heavy Duty, Two-Valve Design, DA and RA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/243-0009_medium.jpg?v=1720021735)
243-0009 | Multi-Purpose Relay, Pneumatic, Heavy Duty, Two-Valve Design, DA and RA | Siemens
Brand: Siemens
SKU: 243-0009
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![Siemens 192-850 Room Thermostat Kit, Pneumatic, RETROLINE, DA, Celsius, SSP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/192-850_medium.jpg?v=1720021651)
192-850 | Room Thermostat Kit, Pneumatic, RETROLINE, DA, Celsius, SSP | Siemens
Brand: Siemens
SKU: 192-850
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![Siemens 192-840W TH19X Thermostat Retrofit Kit, White | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/192-840W_medium.jpg?v=1720021631)
192-840W | TH19X Thermostat Retrofit Kit, White | Siemens
Brand: Siemens
SKU: 192-840W
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SAS61.33U | MT Series SAS Electronic Valve Act, SR, 24V, 0-10V / 4-20 mA Proport Control | Siemens
Brand: Siemens
SKU: SAS61.33U![Veris PW2LX05S Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PW2LX05S_large.jpg?v=1720029916)
PW2LX05S | Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Veris
Brand: Veris
SKU: PW2LX05S![Siemens RDY2000BN BACnet Commercial Thermostat | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RDY2000BN_e3c0626d-a99d-46c3-b2b3-52fd3373e5c4_large.jpg?v=1720023806)
RDY2000BN | BACnet Commercial Thermostat | Siemens
Brand: Siemens
SKU: RDY2000BN![Viconics R820-643-REV2 SCR Power controller 600 V, 45 A, 3 phase | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/r820_7cb77ca8-160c-48e9-aeff-0d2c30617492_large.jpg?v=1720030225)
R820-643-REV2 | SCR Power controller 600 V, 45 A, 3 phase | Viconics
Brand: Viconics
SKU: R820-643-REV2![iO HVAC Controls iO-WR-XR Extended Range wireless relay kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO_WR_XR_web_large.png?v=1719992337)
iO-WR-XR | Extended Range wireless relay kit | iO HVAC Controls (OBSOLETE)
Brand: iO HVAC Controls
SKU: iO-WR-XR