Sensors System Sensor

Almost every heating, ventilation, air-conditioning, and refrigeration system uses sensors. Choose the world's top sensor brands to optimize system performance, and ensure occupant health, safety, comfort, and productivity.
Filter
View Details System Sensor 5603 1 CIRCUIT 135f FIXED HT DETEC. | Midwest Supply Us
5603 | 1 CIRCUIT 135f FIXED HT DETEC. | System Sensor
Brand: System Sensor
SKU: 5603
$33.29 each
View Details System Sensor AOS ADD-ON-STROBE | Midwest Supply Us
AOS | ADD-ON-STROBE | System Sensor
Brand: System Sensor
SKU: AOS
$74.33 each
View Details System Sensor SPSWK-P WHITE OTDR WALL SPEAKER STROBE | Midwest Supply Us
SPSWK-P | WHITE OTDR WALL SPEAKER STROBE | System Sensor
Brand: System Sensor
SKU: SPSWK-P
$188.80 each
View Details System Sensor LENS-B2 BLUE LENS FOR L-SERIES WALL | Midwest Supply Us
LENS-B2 | BLUE LENS FOR L-SERIES WALL | System Sensor
Brand: System Sensor
SKU: LENS-B2
$23.59 each
View Details System Sensor RTS151 Remote Test Station | Midwest Supply Us
RTS151 | Remote Test Station | System Sensor
Brand: System Sensor
SKU: RTS151
$64.83 each
View Details System Sensor 2W-B 12/24vdcPhotoDet.w/2WireBase | Midwest Supply Us
2W-B | 12/24vdcPhotoDet.w/2WireBase | System Sensor
Brand: System Sensor
SKU: 2W-B
$71.53 each
View Details System Sensor 2151 SSD SERIES 100,PHOTO DUCT HEAD | Midwest Supply Us
2151 | SSD SERIES 100, PHOTO DUCT HEAD | System Sensor
Brand: System Sensor
SKU: 2151
$73.26 each
View Details System Sensor P2RL 2-WIRE HORN/STOBE WALL MOUNT | Midwest Supply Us
P2RL | 2-WIRE HORN/STOBE WALL MOUNT | System Sensor
Brand: System Sensor
SKU: P2RL
View Details
View Details System Sensor APA151 Piezo Annunciator w/ Alert | Midwest Supply Us
APA151 | Piezo Annunciator w/ Alert | System Sensor
Brand: System Sensor
SKU: APA151
$60.76 each
View Details System Sensor ST-5 5' SAMPLING TUBE | Midwest Supply Us
ST-5 | 5' SAMPLING TUBE | System Sensor
Brand: System Sensor
SKU: ST-5
$33.99 each
View Details System Sensor ST-3 3' SAMPLING TUBE | Midwest Supply Us
ST-3 | 3' SAMPLING TUBE | System Sensor
Brand: System Sensor
SKU: ST-3
$33.16 each
View Details System Sensor D4S 4 WIRE SENSOR | Midwest Supply Us
D4S | 4 WIRE SENSOR | System Sensor
Brand: System Sensor
SKU: D4S
$160.31 each
View Details System Sensor D4P120 4-WIRE POWER BOARD ONLY, D4120 | Midwest Supply Us
D4P120 | 4-WIRE POWER BOARD ONLY, D4120 | System Sensor
Brand: System Sensor
SKU: D4P120
$139.88 each
View Details System Sensor 2D51 SENSOR-FOR D4120 DETECTOR | Midwest Supply Us
2D51 | SENSOR-FOR D4120 DETECTOR | System Sensor
Brand: System Sensor
SKU: 2D51
$89.98 each
View Details System Sensor P48-21-00 END CAP FOR SAMPLING TUBE Pack of 5 | Midwest Supply Us
P48-21-00 | END CAP FOR SAMPLING TUBE Pack of 5 | System Sensor
Brand: System Sensor
SKU: P48-21-00
$24.17 each
View Details System Sensor M02-04-00 REPLACEMENT TEST MAGNET | Midwest Supply Us
M02-04-00 | REPLACEMENT TEST MAGNET | System Sensor
Brand: System Sensor
SKU: M02-04-00
$20.14 each
View Details System Sensor DST5 Sampling Tube 5' With Holes | Midwest Supply Us
DST5 | Sampling Tube 5' With Holes | System Sensor
Brand: System Sensor
SKU: DST5
$30.67 each
View Details System Sensor RTS2 Multi-Signaling Accessory | Midwest Supply Us
RTS2 | Multi-Signaling Accessory | System Sensor
Brand: System Sensor
SKU: RTS2
$125.05 each
View Details System Sensor DST3 Sampling Tube 3' With Holes | Midwest Supply Us
DST3 | Sampling Tube 3' With Holes | System Sensor
Brand: System Sensor
SKU: DST3
$25.34 each
View Details System Sensor DST10 10' SAMPLING TUBE | Midwest Supply Us
DST10 | 10' SAMPLING TUBE | System Sensor
Brand: System Sensor
SKU: DST10
$51.80 each
View Details System Sensor DST1.5 1.5' SAMPLING TUBE | Midwest Supply Us
DST1.5 | 1.5' SAMPLING TUBE | System Sensor
Brand: System Sensor
SKU: DST1.5
$22.11 each
View Details System Sensor DCOIL TEST COIL | Midwest Supply Us
DCOIL | TEST COIL | System Sensor
Brand: System Sensor
SKU: DCOIL
$49.49 each
View Details System Sensor B114LP SSD SERIES100 120vac4wireBase | Midwest Supply Us
B114LP | SSD SERIES100 120vac4wireBase | System Sensor
Brand: System Sensor
SKU: B114LP
$125.40 each
View Details System Sensor P4WL 4Wire WHITE WALL MNT HORN/STRB | Midwest Supply Us
P4WL | 4Wire WHITE WALL MNT HORN/STRB | System Sensor
Brand: System Sensor
SKU: P4WL
$98.49 each
Committed to customer satisfaction
as experts in Sensors
(847) 773-1023

Recently Viewed

Popular Products

View all →
Norgas Controls NGR02-BBA Gas Regulator | 3/4" | 1/4" Orifice | GREEN 6.5-16" WC | Midwest Supply Us
NGR02-BBA | Gas Regulator | 3/4" | 1/4" Orifice | GREEN 6.5-16" WC | Norgas Controls
Brand: Norgas Controls
SKU: NGR02-BBA
$86.98
BAPI BA/10K-2-H210-D-BBX Duct Humidity (%RH) Sensor with Optional Temperature Sensor | Midwest Supply Us
BA/10K-2-H210-D-BBX | Duct Humidity (%RH) Sensor with Optional Temperature Sensor | BAPI
Brand: BAPI
SKU: BA/10K-2-H210-D-BBX
$104.49
Norgas Controls N5D-1500-S GAS REGULATOR 1-1/2" NPT 7-11"WC CSA | Midwest Supply Us
N5D-1500-S | GAS REGULATOR 1-1/2" NPT 7-11"WC CSA | Norgas Controls
Brand: Norgas Controls
SKU: N5D-1500-S
$294.63
BAPI ZPS-ACC04-1 Room Pressure Pickup Ports with Temperature Sensor | Midwest Supply Us
ZPS-ACC04-1 | Room Pressure Pickup Ports with Temperature Sensor | BAPI
Brand: BAPI
SKU: ZPS-ACC04-1
$16.20
Belimo B214 Characterized Control Valve (CCV), 1/2", 2-way | Midwest Supply Us
B214 | Characterized Control Valve (CCV), 1/2", 2-way | Belimo
Brand: Belimo
SKU: B214
$77.85
Everflow EPRC1501-NL 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free Pack of 10 | Midwest Supply Us
EPRC1501-NL | 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free Pack of 10 | Everflow
Brand: Everflow
SKU: EPRC1501-NL
$88.70
Sign in to your account
Show

Forgot password?

Don’t have an account?
Create account
Register New Account
Show
Show

Sign In

Your Cart
items in the Cart
The product has been added to cart.
There are items in your cart.

Total:

View Cart
Continue Shopping