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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

SIEMENS 544-089 Surface Mount Temperature Sensor

$ 8.8 $ 5.28

LENNOX 88K38 DISCHARGE AIR TEMPERATURE SENSOR

$ 40.47 $ 24.28

1PC NEW HK05SZ003 Pressure Transducer 2CP5-81. New. Free Fast Shipping.

$ 57.2 $ 34.32

Honeywell 2 wire Prestige IAQ thermostat kit. 2 thermostats and 2 interface brds

$ 87.12 $ 52.27

Lennox 17M50 Room Humidity Sensor (RH) 17M5001 New In Opened Box

$ 17.59 $ 10.55

Brand New Mitsubishi FX3U-32BL 3.0v Lithium PLC Battery

$ 17.59 $ 10.55

~Discount HVAC~ CP-CK18M - TPI Wide Contact Surface Probe

$ 64.16 $ 38.49

Safe-T-Switch 97625 - SS4 Primary and Secondary drain outlet, Condensate shutoff

$ 14.03 $ 8.42

OEM Upgraded Replacement Carrier Furnace Hot Surface Ignitor/Igniter 41-409 &

$ 21.97 $ 13.18

NIB HONEYWELL T775M2048 ELECTRONIC TEMPERATURE CONTROLLER (629)

$ 79.2 $ 47.52

Liebert LT460 Liqui-Tect Zone sensor with 45' rope

$ 264 $ 158.4

CARRIER ZONECC3ZAC01 Zone-3 Control with probe (used)

$ 176 $ 105.6

Rheem-Ruud 62-24268-03 1012-925C Spark Ignition Circuit Board

$ 96.31 $ 57.78

SIEMENS - Carbon Dioxide Room Air Quality Sensor CO2 ~ QPA2000 ~ NIB

$ 70.4 $ 42.24

York 025-47673-000 Temperature Sensor - New

$ 147.35 $ 88.41

Dwyer 2000-00 Magnehelic 0-0.25" w.c. Pressure Gauge NEW NIB Magnahelic gage

$ 127.55 $ 76.53

LENNOX IND 54G4401 ENTHALPY SENSOR BRAND NEW

$ 57.19 $ 34.31

Waste Oil Burner Heater Cad Cell Eye Flame Sensor Lanair Clean Burn Energylogic

$ 17.16 $ 10.29

Capp CAPP-134-1504 Low Temperature Detection Cut-Out Alarm Thermostat 15-55°F

$ 20.42 $ 12.25

Johnson Controls / York 025-41756-003 Pressure Transducer

$ 162.8 $ 97.68

Johnson Controls HE-68N3-0N00WS Wall Mount Humidity Temperature Sensor

$ 142.12 $ 85.27

Trane WCS - SD Air-Fi - X13790955010 wireless sensor control - SEN02362

$ 148.72 $ 89.23

HONEYWELL TJE 060-5011-01TJG PRESSURE SENSOR 1000 PSIG MAX NEW IN BOX

$ 440 $ 264

DiversiTech SOS-1 Safety Overflow Switch 24VAC, 1.25 Amp Load, SPST NC “NEW”

$ 15.83 $ 9.49

BARD MC4001 Control Board with Sensor 8612-042 MV4001

$ 80.95 $ 48.57

PFS014 Furnace Electrode Flame Sensor for Carrier Bryant LH33WZ511, LH33WZ515

$ 7.03 $ 4.21

HONEYWELL C7041F2006 20K OUTDOOR SENSOR

$ 17.59 $ 10.55

Honeywell RM7890A1015 On-Off Primary Burner Control

$ 324.35 $ 194.61

NEW Carel Spa pressure sensor SPKT00B1C0

$ 61.55 $ 36.93

Honeywell C7232a1016 Co2 Sensor Controller Wall Mount Brand New

$ 157.52 $ 94.51

Honeywell C7027A1023 Ultraviolet Flame Detector

$ 95.92 $ 57.55

AirSense Professional Series 310e CO2 Sensor Wall 2000 ppm Dual Beam Bulletproof

$ 123.2 $ 73.92

Carrier HH79NZ029 Water Temperature Thermistor Sensor + FREE SHIPPING

$ 61.6 $ 36.96

Honeywell C7232B1006 Duct Mount CO2 Sensor

$ 266.12 $ 159.67

NEW VAISALA DUCT TEMPERATURE TRANSMITTER HMD060T

$ 131.99 $ 79.19

02627788000 York Rupture Disk 3” 026 27788 000

$ 316.8 $ 190.08

Setra DPT2641-2R5D-1 Very Low Differential Pressure Transducer; 26412R5WD11A1C

$ 79.19 $ 47.51

863-215-000 Slant Fin Boiler Blower Motor OEM 863-215-000

$ 181.23 $ 108.74

Dwyer A-306 Outdoor Static Pressure Sensor with 50' Vinyl Tubing

$ 57.19 $ 34.31

Johnson Controls TE-6316M-1 Nickel Duct Ave. Temperature Sensor w/ 17' Probe

$ 39.59 $ 23.75

Trane BAYENTH008B Comparative Enthalpy Kit W/Mamac Sensors 12.5-25 Ton RTU New

$ 235.4 $ 141.24

Fenwal "Thermoswitch" Temperature Sensor Probe 232816-304 NOS

$ 44.83 $ 26.9

Dwyer 2001 Magnehelic 0-1.00" w.c. H2O Pressure Gauge NEW NIB Magnahelic gage

$ 127.55 $ 76.53

York International 371 01180 223 Ambient Temperature Sensor

$ 26.39 $ 15.83

Fireye 45RM4-1000 Infrared Flame Scanner Self-Checking, New!

$ 3273.6 $ 1964.16

Trane Service First SEN01465 Pressure Sensor

$ 44 $ 26.4

ServiceFirst 4" Temperature Sensor 4190-1132 10K Ohm Thermistor Made in USA NEW

$ 39.6 $ 23.76

Danfoss AK-PHOTO-OD Outdoor Light Level & Temperature Sensor - New In Box

$ 197.99 $ 118.79

Setra 2301025PD5V11BC Low Differential (Wet to Wet) Pressure Transducer

$ 729.52 $ 437.71

Vaisala HMW92 Humidity and Temperature Transmitter

$ 228.79 $ 137.27

Outdoor Sensor 10K Ohm Like Honeywell C7089 Plastic Cover Fast FREE Shipping

$ 11.22 $ 6.73

Trane WCS - SD Air-Fi - X13790955040 wireless sensor control

$ 148.72 $ 89.23

Carrier HH79NZ029 - Water Temperature Thermistor Sensor (NEW)

$ 52.36 $ 31.41

Fireye 65UV5-1004QD Simplicity 65UV5 Flame Scanner, New!

$ 1231.99 $ 739.19

Siemens QVM62.1 Air Velocity Sensor 24V AC/DC 0-5,10,15 M/S Output is 0-10v

$ 70.4 $ 42.24

Dristeem Duct Relative Humidity Transmitter Sensor KHD-2-DSB HVAC Humidistat NEW

$ 52.79 $ 31.67

Honeywell C7012A1145 Flame Detector 120VAC 50/60Hz NEW

$ 343.19 $ 205.91

Siemens Duct Temp Sensor QAM2030.010 12 units

$ 87.12 $ 52.27

Aprilaire Outdoor Temperature Sensor 8052

$ 7.26 $ 4.35

1 NEW CHROMALOX PIT-15 NON-INDICATING THERMOSTAT, 0-150°F, 22AMP NIB

$ 61.59 $ 36.95

MCQUAY DAIKIN INDUSTRIES 330419602 WATER TEMP SENSOR THERMISTOR 3K-MR 20' LEAD

$ 83.6 $ 50.16

Johnson Controls Net Sensor NS-BTB7001-0 Modular Jack Temperature Sensor SA Bus

$ 21.99 $ 13.19

Novar Controls FTS-1 Wall Mount Temperature Sensor NOS

$ 67.29 $ 40.37