siemens
Choose from 12000+ Siemens products, from accessories and components to meters, controllers, valves and actuators. Shop today!
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![Siemens SCT-SCM-0200-U Current Transformer, MD Series, 200-Amp, 333mV medium, 1.25" window | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_4a7eedcd-3720-4d40-8bb4-f5abdeb11cb3_medium.png?v=1720023830)
SCT-SCM-0200-U | Current Transformer, MD Series, 200-Amp, 333mV medium, 1.25" window | Siemens
Brand: Siemens
SKU: SCT-SCM-0200-U
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![Siemens SCT-SCM-0100-U Current Transformer, MD Series, 100-Amp, 333mV medium, 1.25" window | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_0e2da360-8e98-4748-b044-7fd64609cd70_medium.png?v=1720023831)
SCT-SCM-0100-U | Current Transformer, MD Series, 100-Amp, 333mV medium, 1.25" window | Siemens
Brand: Siemens
SKU: SCT-SCM-0100-U
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![Siemens SCT-R36-A4-U Rogowski Coil CT, MD series Meter, 4000-Amp, 36" coil (10" dia window ) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_66760520-b006-4c4a-a19b-19ee114ac7f4_medium.png?v=1720023832)
SCT-R36-A4-U | Rogowski Coil CT, MD series Meter, 4000-Amp, 36" coil (10" dia window ) | Siemens (OBSOLETE)
Brand: Siemens
SKU: SCT-R36-A4-U
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![Siemens SCT-R16-A4-U Rogowski Coil CT, MD series Meter, 4000-Amp, 16" coil (5" dia window ) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_85bd1bdd-ef84-43d7-a066-b7cbce6221df_medium.png?v=1720023831)
SCT-R16-A4-U | Rogowski Coil CT, MD series Meter, 4000-Amp, 16" coil (5" dia window ) | Siemens
Brand: Siemens
SKU: SCT-R16-A4-U
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![Siemens RDF10U CONTROLLER 2 PIPE FAN COIL | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/logo_a5709c45-1953-401d-812d-ec4b668bd760_medium.png?v=1692723026)
RDF10U | CONTROLLER 2 PIPE FAN COIL | Siemens (OBSOLETE)
Brand: Siemens
SKU: RDF10U
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![Siemens RCU50.2U TSTAT H&C MAN,0-10V,24V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/logo_effc67a4-2138-4d27-826e-b71c98d46e51_medium.png?v=1692723017)
RCU50.2U | TSTAT H&C MAN, 0-10V, 24V | Siemens (OBSOLETE)
Brand: Siemens
SKU: RCU50.2U
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![Siemens RCC30U TSTAT,FN CL H&C,2-P 120VAC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/logo_5154e462-2819-4a8c-b260-f87e81fc2def_medium.png?v=1692723004)
RCC30U | TSTAT, FN CL H&C, 2-P 120VAC | Siemens (OBSOLETE)
Brand: Siemens
SKU: RCC30U
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![Siemens RCC30.5UT 4-PIPE FC STAT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/logo_769344e2-d6f6-4f7b-91f0-f1a305f10a7b_medium.png?v=1692723015)
RCC30.5UT | 4-PIPE FC STAT | Siemens (OBSOLETE)
Brand: Siemens
SKU: RCC30.5UT
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![Siemens QXA2601 Condensation monitor, AC/DC 24 V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/logo_f9fef39f-8c88-46a5-a36b-1e3d98b32de4_medium.png?v=1692722957)
QXA2601 | Condensation monitor, AC / DC 24 V | Siemens (OBSOLETE)
Brand: Siemens
SKU: QXA2601
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![Siemens QVE1900U LIQUID FLOW SW., SPDT, 0.75" TO 8", 365# | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QVE1900U_medium.jpg?v=1720023778)
QVE1900U | LIQUID FLOW SW., SPDT, 0.75" TO 8", 365# | Siemens
Brand: Siemens
SKU: QVE1900U
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![Siemens QPA2062D Room Sensor CO2 + Temperature + Relative Humidity with Display, 0-10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QPA2062D_medium.jpg?v=1720023785)
QPA2062D | Room Sensor CO2 + Temperature + Relative Humidity with Display, 0-10V | Siemens
Brand: Siemens
SKU: QPA2062D
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![Siemens QFM81.21 Duct Hygrostat, 30 to 90% RH | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM81.21_medium.jpg?v=1720023796)
QFM81.21 | Duct Hygrostat, 30 to 90% RH | Siemens
Brand: Siemens
SKU: QFM81.21
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![Siemens QFM4171 Duct RH and Temp Sensor, 2 percent certified, RH: 4-20 mA T: 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM4171_medium.jpg?v=1720023793)
QFM4171 | Duct RH and Temp Sensor, 2 percent certified, RH: 4-20 mA T: 4-20 mA | Siemens
Brand: Siemens
SKU: QFM4171
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![Siemens QFM4160 Duct RH and Temp Sensor, 2 percent certified, RH: 0-10 Vdc, T: 0-10 Vdc | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM4160_medium.jpg?v=1720023769)
QFM4160 | Duct RH and Temp Sensor, 2 percent certified, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM4160
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![Siemens QFA4160 Outside Air RH and Temp Sensor, 2 percent certified, RH: 0-10 Vdc, T: 0-10 Vdc | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFA4160_medium.jpg?v=1720023816)
QFA4160 | Outside Air RH and Temp Sensor, 2 percent certified, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFA4160
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![Siemens QFA3001.WU-2WIRE ROOM RH SENSOR, 5%, MA, 2-WIRE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_df3d7e37-7b18-48ef-96c0-034b680c41d8_medium.png?v=1715960136)
QFA3001.WU-2WIRE | ROOM RH SENSOR, 5%, MA, 2-WIRE | Siemens (OBSOLETE)
Brand: Siemens
SKU: QFA3001.WU-2WIRE
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![Siemens QFA3001.BU Room RH Sensor, RH 2 percent, 4 to 20 Ma, Beige | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_2cb557c2-f2be-4040-bc9c-1253fdbb9cbb_medium.png?v=1720023773)
QFA3001.BU | Room RH Sensor, RH 2 percent, 4 to 20 Ma, Beige | Siemens
Brand: Siemens
SKU: QFA3001.BU
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![Siemens QFA3000.WU Room RH Sensor, RH 2 percent, 0 to 10 Volt, White | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFA3000_02b9cc7e-8293-4459-95f8-2f7c822bee91_medium.jpg?v=1720023769)
QFA3000.WU | Room RH Sensor, RH 2 percent, 0 to 10 Volt, White | Siemens (OBSOLETE)
Brand: Siemens
SKU: QFA3000.WU
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![Siemens QBM3100U025U Dry Diferential Pressure Sensor, 0-0.25" WC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QBM3100U025U_medium.jpg?v=1720023784)
QBM3100U025U | Dry Diferential Pressure Sensor, 0-0.25" WC | Siemens (OBSOLETE)
Brand: Siemens
SKU: QBM3100U025U
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![Siemens QBE3190UD25 Liquid Differential Pressure Sensor, 0-25 PSI, w/Manifold | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QBE3190UD25_medium.jpg?v=1720023752)
QBE3190UD25 | Liquid Differential Pressure Sensor, 0-25 PSI, w / Manifold | Siemens
Brand: Siemens
SKU: QBE3190UD25
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![Siemens QBE3190UD100 Liquid Differential Pressure Sensor, 0-100 PSI, w/Manifold | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QBE3190UD100_medium.jpg?v=1720023792)
QBE3190UD100 | Liquid Differential Pressure Sensor, 0-100 PSI, w / Manifold | Siemens
Brand: Siemens
SKU: QBE3190UD100
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![Siemens QBE3100UD25 Liquid Differential Pressure Sensor, 0-25 PSI | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QBE3100UD25_medium.jpg?v=1720023785)
QBE3100UD25 | Liquid Differential Pressure Sensor, 0-25 PSI | Siemens
Brand: Siemens
SKU: QBE3100UD25
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![Siemens QBE2001-P10U SENSOR, REFRIGERANT, -14.5 TO 130 PSI, 0 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/logo_4b056159-0bf6-42bd-8c66-95bf5acc8d7f_medium.png?v=1692722970)
QBE2001-P10U | SENSOR, REFRIGERANT, -14.5 TO 130 PSI, 0 | Siemens (OBSOLETE)
Brand: Siemens
SKU: QBE2001-P10U
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