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HH 79NZ 070 Temperature Sensor Carrier OEM New HH79NZ070

$ 57.2 $ 34.32

McQuay Chiller Condenser Pressure Transducer 065816802/ 2CP5-3-2 Fast 3 Day Ship

$ 264 $ 158.4

Hvac humidity Sensor Industrial lot siemens general eastern transmitter 544-811b

$ 88 $ 52.8

Carrier HH79NZ026 | Carrier Electrical Parts

$ 84.47 $ 50.68

Advantage Controls 2-AM-15 Analog Water Treatment Control Microsiemens/cm

$ 105.6 $ 63.35

NEW - Siemens 540-660A RS540 - Electronic Room Sensor

$ 34.32 $ 20.59

Brand New HONEYWELL C7061A1012 Flame Sensor C7061A 1012 One year warranty

$ 948.44 $ 569.06

SIEMENS - DUCT TEMPERATURE AVERAGING SENSOR - 10K NTC 8" - QAM2030.250 *NEW*

$ 21.99 $ 13.19

Honeywell Economizer Sensor Kit 76M37

$ 66 $ 39.6

Setra 26412R5WD2DA1C Differential Pressure Transducer 0~2.5 in WC

$ 79.19 $ 47.51

Honeywell R7849A1023 Flame Amplifier

$ 152.97 $ 91.78

New Honeywell C7735A1000 Discharge Return Air Temperature Sensor

$ 17.46 $ 10.48

Distech Controls EC-Smart-Sensor-VAV - Allure communicating LCD sensor

$ 30.8 $ 18.48

SETRA 267 DIFFERENTIAL PRESSURE TRANSDUCER 2671050LD11G2CN 0-50 PA 24VDC HVAC

$ 39.6 $ 23.76

Sensata Technologies PS80-01-1178 0130M00089 Goodman HVAC High Pressure Switch

$ 15.83 $ 9.49

LAARS EBP/EDP BOILER FLOW TANK SENSOR PART # 2400-552

$ 83.6 $ 50.16

1 NOS Honeywell W7305A 1015 5-CH Load Controller Remote Temp Sensor

$ 87.12 $ 52.27

LIEBERT EMERSON LT410 LIQUI-TECH POINT SENSOR ENCLOSURE TYPE 1 IP30 NEW EMERSON

$ 39.6 $ 23.76

Siemens Electronic Room Sensor 544-780FB

$ 30.8 $ 18.48

Siemens Building Control Hvac Automation Sensor Lot Actuator, Master Set, Duct

$ 440 $ 264

CARRIER TEMPERATURE SENSOR HH79NZ032

$ 68.12 $ 40.87

AAON Incorporated P87930 2 Slot Modular I/O Sub Base Board - WattMaster YS101780

$ 131.12 $ 78.67

Siemens Apogee QFA3280.EWSC QFA3280 Humidity Temp Room Sensor

$ 132 $ 79.2

392956 Wiel Mclain Main Flame Sensor, 511724274

$ 75.65 $ 45.39

100 pcs Rheem Ruud Weather King Corsaire 350°F Roll Out Limit Switch 47-22861-01

$ 484 $ 290.39

LT460-Z35 Liebert Leak Detection System with 35' Cable Open Box

$ 220 $ 132

NEW FACTORY SEALED Fireye E110 Flame Safe Chassis - FULL WARRANTY AND APPROVALS

$ 693.44 $ 416.06

Honeywell C7008A1000 Flame Rod & Holder W/6'' Kanthal Flame Rod 1/4 ''npt

$ 57.2 $ 34.32

Amana-Goodman 20165703S 20165703 201657-03S 20165702 Furnace Ignitor - New OEM

$ 41.23 $ 24.74

Fireye 45UV5-1009 UV Scanner - New In Box - Fast Free Shipping!

$ 791.99 $ 475.19

BAPI Averaging Temperature Sensor BA/10K2-A24-BB

$ 70.4 $ 42.24

WEED INSTRUMENT 733-PB-W-18 DUCT TEMPERATURE TRANSMITTER SENSOR NEW

$ 118.75 $ 71.25

ECOJAY SMARTZONE-2X DUAL CLIMATE CONTROL ZS2X-2.0

$ 131.68 $ 79

JOHNSON CONTROLS YORK 026-09353-000 Rupture Disk. YT Chiller, New In Box

$ 88 $ 52.8

Trane BAYC02K003B Duct Mount C02 Sensor Kit New

$ 263.99 $ 158.39

*LOT OF 2 PCS.*SENVA -SENSORS ADJUSTABLE MINI SPLIT CORE DIGITAL-SWITCH M-C2320*

$ 30.8 $ 18.48

SIEMENS - HVAC RIGID AVERAGING SENSOR ~ 24" PROBE ~ 544-343-24 *SEALED*

$ 87.12 $ 52.27

Tekmar 076 Indoor Sensor Sealed

$ 51.92 $ 31.15

Honeywell 392431 Igniter-Sensor, 394800 Ignition Cable, 393044 Wiring Harness

$ 92.39 $ 55.43

Non-Bleed Expansion Valve Kit

$ 50.16 $ 30.09

NEW Basys Controls TS1000 Wall Mount Temp Sensor No Screws

$ 83.6 $ 50.16

Safe-T-Switch Model SS3 Low Voltage Condensate Overflow Shut-Off Switch

$ 8.79 $ 5.27

Aprilaire 8052 10K Duct Sensor RPC #692 NEW

$ 9.1 $ 5.46

Liebert Ground Current Detector Assembly Kit 166810G1

$ 101.2 $ 60.72

ServiceFirst SEN01364

$ 70.4 $ 42.24

Precon ST-FZ24-25 Temperature Sensors & Transmitters

$ 88 $ 52.8

Automation Components A/CO2-R CO2 Carbon Dioxide Detector Wall Sensor ACI New

$ 96.8 $ 58.08

Trane P992-5002 B1009 Low Differential Pressure Sensor Transducer

$ 44 $ 26.4

Schneider Electric Room Controller - Lon Talk Se7200f5045e

$ 70.4 $ 42.24

Telaire Ventostat 8002-L CO2 Ventilation Controller CO2 Sensor w/Display

$ 167.19 $ 100.31

Trane Wired Display Sensor

$ 66 $ 39.6

Fireye 45UV5-1006 Self-Check UV Scanner

$ 334.4 $ 200.64

Siemens QPA2282.EWNC CO2/T Sensing Only Room Sensor, No Logo

$ 43.99 $ 26.39

Vaisala HMD40U HVAC Duct Mounted Relative Humidity Transmitter 4-20mA Meter

$ 123.17 $ 73.9

10 SCHNEIDER SHR510-T ROOM RH/T SENSOR

$ 79.19 $ 47.51

New No Box Liebert LT410 Rev. 12 Liqui-tect Point Leak Detection Sensor

$ 79.19 $ 47.51

Johnson Controls P266SNR-2C - Electronic Pressure Transducer (P266SNR-2C)

$ 117.91 $ 70.74

NEW PEPPERL+FUCHS NJ30-U4-W-BHMSSP3-N.O. INDUCTIVE SENSOR

$ 97.15 $ 58.29

Novar Duct Temperature Sensor, DTS-50

$ 106.39 $ 63.83

Siemens QAM2030.010 Duct Temperature Sensor

$ 4.35 $ 2.61

CARRIER IGNITION CONTROL MODULE LH 33WP 001 (NEW)

$ 163.24 $ 97.94

York 025-40088-000 Pressure Transducer Chiller Johnson Controls Jci

$ 55.39 $ 33.23

Johnson Controls TE-6311P-1 - Temp Sensor

$ 58.07 $ 34.84

Novar FTS-1 Temperature Sensor Wall Mount 732203000 1512 refrigeration hvac NEW

$ 35.19 $ 21.11

24V Condensate Shut-Off Switch Replaces Rectorseal 97632 Safe-T-Switch SS1 SS-1

$ 11.13 $ 6.67

Hydrolevel 48-3250-60 48-3150-60 Hydrostat Sensor - New OEM

$ 28.97 $ 17.38

HONEYWELL C645A1105 GAS / AIR PRESSURE SWITCH ( FREE SHIPPING )

$ 105.6 $ 63.35

VAISALA HMT330 HUMIDIFY TEMP TRANSMITTER HMT333 NEW IN BOX

$ 1319.99 $ 791.99

Trane American Standard KIT18110 - Control Board Kit Circuit Board NEW

$ 114.39 $ 68.63

New Taylor Bi-Therm Thermometer 240 Degree 18" Long Probe Ships Today

$ 74.8 $ 44.88

SIEMENS 587-691 DUCT POINT TEMPERATURE SENSOR 10K OHM THERMISTOR

$ 78.32 $ 46.99

EMCO Steam Flow (paddle-wheel) and Temperature Sensor

$ 435.6 $ 261.36

NEW, SEALED, ROBERTSHAW, 1751-719, 2C STYLE OEM SENSOR, (11B-1)

$ 23.71 $ 14.22

Tjernlund PS1503 Duct Airstat Pressure Switch

$ 43.41 $ 26.04

Lot of 4 SIEMENS 547-100 HVAC ROOM STATIC PRESSURE SENSOR

$ 52.8 $ 31.67

Dixell Emerson CPC case ControllerXR75CX-4Y6F3U

$ 60.72 $ 36.43

New 1PCS Honeywell C7027A 1049 Flame Sensor C7027A1049

$ 97.72 $ 58.63

Honeywell T1002W0NA Thermostatic Radiator Actuator

$ 58.22 $ 34.93

C6 Carrier Differential Enthalpy Sensor CRENTDIF004A00 Heating Air Conditioning

$ 24.42 $ 14.65

Honeywell C7400A Enthalpy Sensors - Pack of 3

$ 66 $ 39.6

Siemens QFA3232.FWSN Temperature/Humidity Sensor Series QAA2200

$ 228.8 $ 137.28

Schneider Electric SXWSBTHCXSXX SX Sensor Base Temperature Humidity CO2 SmartX

$ 52.79 $ 31.67

New F38-12F 025-27727-001 37T02 29982 Low Temp Evaporator Control York Coleman

$ 23.86 $ 14.31

HEIL TEMPSTAR 1173828 IGNITOR ELECTRODE FLAME SENSOR ASSEMBLY PSE CE18

$ 30.8 $ 18.48

**BRAND NEW** Setra Transducer Model 26412R5WD11A1C

$ 79.2 $ 47.52

Vaisala HMW20UB Humidity Transmitter

$ 44 $ 26.4

Novar Duct Temperature Sensor, MISSING COVER, DTS-50

$ 88 $ 52.8

DRI STEAM KHD-2-DSB DUCT HUMIDITY SENSOR

$ 61.6 $ 36.96

NEW, SEALED, JOHNSON CONTROLS, WRZ-THN0000-0, WIRELESS MESH SENSOR TRANS.(22B-3)

$ 102.03 $ 61.22

Aprilaire 8052 Communicating Thermostats 10K Temperature Sensor

$ 8.79 $ 5.27

Lot 2 Setra Low Differential Pressure Transducer DPT2641-005D 2641005WD11A1D NEW

$ 79.19 $ 47.51

Aprilaire Temperature, Relative Humidity Sensor Module 8082

$ 104.72 $ 62.83

New Honeywell 6" in Duct Remote Temperature Sensor C7041B2005 Range -40 to 250F

$ 12.32 $ 7.39

Carrier 33CSPS-02 Pressure Sensor   COMFORT SYSTEM QTR-CODE 972 - OPEN BOX

$ 57.2 $ 34.32

DRAGER # 3337840 AIRBOSS EVOLUTION

$ 286 $ 171.6

GRUNDFOS VFD 3-18 VG/17B0048N02 3-18 GPM DIGITAL DIRECT FLOW SENSOR 183671

$ 16.72 $ 10.03

NEW GE CO2 Sensors T-8100-D Model

$ 154 $ 92.4

New! Schneider VT2212G13A020 Erie Pop Top Valve Assembly 2-Way 1/2" SWT FreeShip

$ 52.75 $ 31.65

FIREYE 45RM2-1000 Flame Scanner New

$ 2464 $ 1478.4

Viessmann 7134 240 Temperature Sensor #5

$ 136.6 $ 81.96