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NEW HONEYWELL C7061M 1008 UV FLAME DETECTOR FOR T7891A AMPLIFIER 120V

$ 374 $ 224.4

Fenwal 22-100001-067 - IGNITOR SENSOR

$ 45.75 $ 27.45

NEW HONEYWELL 2EC04700924 DUAL ENTHALPY SENSOR KIT C7400A2009 21 VDC

$ 13.19 $ 7.91

Triangle Tube PSRKIT63 NTC3 Domestic Hot Water Sensor

$ 88.66 $ 53.19

All Sensors Differential Low Pressure Sensor ± 5 INCH-D1-MV-MINI, ±1250 Pascals

$ 61.55 $ 36.93

Honeywell Home Cadmium-Sulfide Flame Detector with 60 Inch Leads Model:C554A1463

$ 17.59 $ 10.55

Carrier Wall Sensor HH51BX006 33ZCT55SPT Brand New in Box

$ 44 $ 26.4

SUBURBAN 230608 RV FURNACE BOARD (NEW)

$ 83.6 $ 50.16

Liebert Ground Current Detector Assembly Kit 166810G1

$ 167.2 $ 100.32

Honeywell T100F1395 - Thermostatic Control, Remote Sensor & Integral Setpoints

$ 39.59 $ 23.75

New! United Electric Controls B105-119 Temperature Switch Options: M446 FreeShip

$ 43.95 $ 26.37

NEW Fast OEM 1172827 Flame Sensor Fast Free Shipping!

$ 13.19 $ 7.91

Honeywell C7232B1022 Sensor and Controller Carbon Dioxide Sensor

$ 242 $ 145.19

Setra 2301025PD5V11BC Wet-to-Wet Differential Pressure Transmitter

$ 791.99 $ 475.19

Johnson Controls Net Sensor TE-67NP-1B00 Modular Jack Temperature Sensor

$ 17.59 $ 10.55

Maxitrol TD114G - REMOTE SELECTOR 90-140F

$ 98.55 $ 59.13

Espar Eberspacher D2 D4 Airtronic heater flame overheat Sensor 252069010200

$ 70.35 $ 42.21

LOT of 10 RIELLO CAD PHOTOCELL FLAME SENSOR EYES p/n 20132573 & 3002280 NEW!

$ 157.52 $ 94.51

Johnson Controls A99BC-25C - Encapsulated Ptc Silicon Temperature Sensor Replac

$ 41.35 $ 24.81

Lennox 88K38 Discharge Air Sensor

$ 72.15 $ 43.29

Fireye 45UV5-1009 UV Scanner NEW IN BOX, FULL WARRANTY AND APPROVALS

$ 957.44 $ 574.46

Weil-Mclain 511-330-192 Main Flame Sensor, For Gas Control (Natural & Propane),

$ 58.95 $ 35.37

Fireye 45UV5-1009 UV Self-Check Flame Scanner

$ 307.99 $ 184.79

Winland Humid Alert HA-III+ Electronic Humidity Sensor

$ 79.2 $ 47.52

B.A. SS3 Float Switch -Air Conditioner Overflow Drain Pan Safety Switch NEW

$ 13.15 $ 7.89

Honeywell C7027A1023 Ultraviolet Flame Detector

$ 93.44 $ 56.06

Fireye 45uv5-1009

$ 527.99 $ 316.79

YORK 025-32924-000 TEMPERATURE SENSOR 50,000 OHMS

$ 99.44 $ 59.66

Carrier / United Technologies 30GB660002 replaces 30HW400172 HH79NZ016 HH79NZ020

$ 111.76 $ 67.05

Peerless purefire 54191 pf140 combustion blower and burner assembly

$ 396 $ 237.6

Trane OEM Temperature Sensor SEN02133 SEN2133 X13651507-03 X13650726100

$ 83.6 $ 50.16

Honeywell C7232B1014 Carbon Dioxide C02 Duct Sensor Controller w/ Relay

$ 149.59 $ 89.75

Johnson Controls HE-67T3-0N0GS - 2250ohm grey surf/duct humidty

$ 103.83 $ 62.29

Allied Commercial 53W64 C1SNSR64FF1 Single Input Enthalpy Sensor Kit - 1 lbs

$ 109.99 $ 65.99

Siemens Building Technology Qfm3160 - Temp/Rh Sensor 2 0/10Vdc Outpt

$ 194.47 $ 116.68

LIEBERT System 4C13121G TEMP/HUMID sensor

$ 88 $ 52.8

Honeywell TR21 Remote Temp Sensor, Wall Module, 20k Ohm White New

$ 16.71 $ 10.02

Triangle Tube P3WKITDT01 Dip Tube for Smart 30 HL-30 PE110 Boiler 34"

$ 31.09 $ 18.65

BARBER COLMAN RKS-3002-0-1 RECEIVER CONTROLLER PNEUMATIC DUAL w/o SPA - NOS

$ 176 $ 105.6

Venstar ACC-TSEN Air Temperature Sensor New

$ 16.72 $ 10.03

Honeywell C7660A 1000 Electronic Temperature Transducer

$ 26.39 $ 15.83

NEW RECTORSEAL SS1 OVERFLOW SHUT OFF SAFE T SWITCH W/CLEANOUT FREE 1ST CLS S&H

$ 15.83 $ 9.49

Barnes & Jones AT-603 Single Stat Selector Subbase w/ 2 Switches

$ 133.75 $ 80.25

C7232B1006 Honeywell CO2 Sensor and Controller New In Box

$ 192.72 $ 115.63

Vaisala DTR503B Solar Radiation & Precipitation Shield w/ Mast - Pole Mount Kit

$ 144.76 $ 86.85

Novar Futura Fts-1 0ra 732203000 Wall Mount Temperature Sensor Range 20-120f NEW

$ 48.35 $ 29.01

New - Robertshaw Uni-Line 4070-703 Furnace Flame Sensor Kit Includes Mounting HW

$ 242 $ 145.19

Johnson Controls / YORK 025-29907-001 Pressure Transducer

$ 87.99 $ 52.79

CARRIER 390002072 Evaporator Coil Sensor

$ 19.35 $ 11.61

Safety Switch Safe-T-Switch Model SS2

$ 11 $ 6.6

Siemens Building Technology 587-187 - Rm Tmp Snsr Full Hmi

$ 218.23 $ 130.93

Lennox 54G44 - Enthalpy Sensor

$ 116.15 $ 69.69

Rotronic HC2-IE305 HygroClip 2 Humidity Temperature Probe HVAC Sensor HygroFlex

$ 703.99 $ 422.39

Honeywell R7847A1033 Rectification Amplifier For Use With 7800 Series

$ 114.35 $ 68.61

HONEYWELL RedLINK™ Wireless Indoor Sensor C7189R1004 New

$ 22 $ 13.2

Fireye ED510 Display Module - NEW IN BOX, FULL WARRANTY AND APPROVALS

$ 488.4 $ 293.03

NEW, SETRA, DPT2641-2R5D-1DIFFERENTIAL PRESSURE TRANSDUCER, 24VDC, 4-20MA. (8E-2

$ 43.99 $ 26.39

Setra Pressure Transducer DPT230 Series DPT2300-010D 0-10 PSID

$ 70.36 $ 42.21

Xylem-McDonnell & Miller RS-3-BR-1 - 3 Level Sensor,Pcl/Pch,#179526

$ 417.11 $ 250.26

Carrier / United Technologies HK05YZ007 Transducer # HK05YZ002 HK05YZ002WIP

$ 303.6 $ 182.16

Liebert/Emerson 15 T2300 - 1C6334G16 Temperature Sensor

$ 439.12 $ 263.47

AUTOMATED ZS2P-HM-ALC LOGIC HUMIDITY SENSOR

$ 70.35 $ 42.21

Siemens Building Technology 192-222 - Rm Stat 7/30C 2 Pipe Da

$ 103.83 $ 62.29

Dolan Jenner SS7B-213MD0 Safe7Scan Light Curtain Matched Set 21" 1 Set

$ 191.85 $ 115.11

Automated logic Sensor- ZS2P-C-alc Co2 Sensor

$ 87.99 $ 52.79

Johnson Controls He-69S30np-0 Humidity Sensor, Duct, Tan

$ 213.09 $ 127.85

Novar WTS-UVS ARD, 0905, 736002000 Wall Temperature Sensor, NEW SkyBay-dr15-mb

$ 43.95 $ 26.37

Lochinvar & A.O. Smith 100208550 - HI LIMIT SWITCH

$ 71.27 $ 42.76

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

$ 29.4 $ 17.64

Siemens Duct Air Quality Sensor Part# QPM2100

$ 110 $ 66

Copeland 585-1076-02 Sentronic Oil Failure Control With Sensor Brand New In Box

$ 175.95 $ 105.57

AUTOMATED LOGIC SENSOR ZS2P-C-ALC

$ 54.56 $ 32.73

Siemens Building Technology Ssc61.5U - 24Vs/R 0/10Vdc-4/20Ma (262)

$ 160.15 $ 96.09

Triangle Tube CCRKIT17 CH Sensor Assembly

$ 110.68 $ 66.41

Siemens Room Pressure Monitor 547-103A -JL0310

$ 373.93 $ 224.36

Siemens Building Technology 192-209 - Rm Stat H/C 45/85F Ra/Da

$ 161.03 $ 96.61

Emerson White-Rodgers 3098-134 48" Mercury Flame Sensor Pilot 3-Pin OPEN BOX

$ 132 $ 79.2

Johnson Controls Y99AU-3C SIGNAL TRANSDUCER

$ 61.6 $ 36.96

Trol-A-temp Multi Position Air Damper Motor Actuator MPFAD-MA IOBD SRTD 1147

$ 123.2 $ 73.92

Norton 8722 Hot Surface Ignitor Model No. 101 HSI 686590 ESP Glow Coil

$ 3.51 $ 2.1

Veris Industries HD2XMSX

$ 167.19 $ 100.31

LIBERT LIQUI-TECT LT410 POINT LEAK DETECTION SENSOR

$ 156.6 $ 93.96

Tekmar 090 Snow / Ice Sensor 65 ft Wire

$ 352 $ 211.2

Siemens Building Technology Qfm2160U - Duct Rh & Temp Control

$ 145.19 $ 87.11

Honeywell Temperature Sensor 50021579-001/U Range: -40 to 270°F

$ 31.68 $ 19

Carrier 00PPG000030700A - Transducer

$ 122.32 $ 73.39

CARRIER 12-00309-09 TRANSICOLD PRESSURE SWITCH, With Snubber

$ 39.1 $ 23.46

Kele KCD-D-V-T3 Sensor

$ 131.99 $ 79.19

🌟Veris TJ Series 8" Duct Probe 100R Platinum RTD Thermistor Temperature Sensor

$ 13.78 $ 8.26

NEW IN BOX Johnson Controls / YORK 025-29151-001 Pressure Trasnducer

$ 299.19 $ 179.51

Siemens SB1-2142, RS540 Electronic Room Sensor White

$ 35.2 $ 21.12

CARRIER HH79NZ029 Thermistor Sensor

$ 43.99 $ 26.39

Copeland 585-1076-02 Sentronic Oil Failure Control With Sensor Brand New In Box

$ 263.99 $ 158.39

A-605-DWYE DWYER KIT AIR FILTER PACKAGE

$ 7.92 $ 4.75

ACI A/DLP-W-U-D-A-3 Differential Pressure Transmitter/LCD, 0 to 2 inWC

$ 43.99 $ 26.39

OS-10K Outdoor Sensor, Thermistor, 14 - 122 degree F range

$ 17.6 $ 10.56

RIELLO CAD PHOTOCELL FLAME SENSOR EYE p/n 20132573 & 3002280 NEW!

$ 20.22 $ 12.13

060G3991 Danfoss AKS 32 Pressure Transmitter, 0-500PSI Used Cut Out / B6

$ 61.6 $ 36.96

DRAIN PAN LEVEL SENSOR CONTROL DIAMONDBACK MITSUBISHI DPLS2 NEW IN BOX

$ 23.76 $ 14.25

Trane Service First SEN01465 Pressure Sensor

$ 44 $ 26.4