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NEW TRANE CO2 ZONE Wall SENSOR X13790422-010 (SEN01087) - FREE SHIPPING!!!

$ 87.12 $ 52.27

Daikin McQuay KRCS01-4B Remote Sensor, Cable Unopened

$ 30.71 $ 18.42

Unlimited Control & Supply UCS-100+400 TEMP Temperature Indicating Switch

$ 290.39 $ 174.23

Lennox 18W58 Zoning Comfort Sensor

$ 286 $ 171.6

HTS C7027A1023 Flame Detector

$ 127.59 $ 76.55

Bapi Building Automation Products ba/bs4 dcd10 bnk HVAC CO2 Level Sensor

$ 86.24 $ 51.74

Honeywell C7023J2007 10K ohm NTC Type III Averaging Duct Temp Sensor,12ft, -40-2

$ 69.51 $ 41.7

Trane Pressure Sensor Sen01465 Servicefirst Differential New In Box

$ 48.35 $ 29.01

NEW Setra Low Differential Pressure Transducer HVAC 0-50" WC Model 264

$ 167.2 $ 100.32

Trane Wireless Display Sensor X13790822 Rev E FREE SHIP

$ 44 $ 26.4

Service First Trane SEN01522 Baysens110A Zone Sensor

$ 96.8 $ 58.08

USED ANALOX 101D2 PORTABLE OXYGEN (O2) MONITOR

$ 747.99 $ 448.79

SIEMENS HVAC HUMIDITY ROOM SENSOR - RH 2% White 0-10V - QFA3000.WU *NEW*

$ 175.12 $ 105.07

Yellow Jacket 69087 Replacement Vacuum Sensor

$ 57.72 $ 34.63

Carrier Pressure Transduce P# HK05YZ001

$ 167.2 $ 100.32

C7046A1004 Honeywell 8" Discharge Air Temp Sensor OEM C7046A1004

$ 39.55 $ 23.73

Two-TE-631GV-2 Johnson Controls Temperature Sensors, TE-6300 Sensors Series

$ 9.68 $ 5.8

VERIS TIDB1I0 Immersion Probe Temp Sensor - Duct 4"

$ 61.59 $ 36.95

Carrier Transicold Sensor --HH--79NZ-027 / HH79NZ027

$ 66 $ 39.6

HEPA Vacuum Filter

$ 24.64 $ 14.78

Safety Float Switch  For Condensate/Drain pan  J100

$ 8.58 $ 5.14

Daikin Remote Sensor - KRCS01-1B

$ 16.71 $ 10.02

New Veris GDVXS CO2 Sensor

$ 462.5 $ 277.5

2 Mamac Systems Low Pressure Transducers PR-274-R2-MA

$ 52.8 $ 31.67

Carrier LH33WZ006 Spark Ignition Flame Sensor, Used

$ 16.67 $ 10

**NEW** Trane BAYCO2K002A Wall Mount CO2 Sensor Kit X13790422-010

$ 169.39 $ 101.63

BASO Gas Products Y75AS-2 - REPL FLAME SENSOR (2 PER BAG)

$ 40.47 $ 24.28

NEW - Honeywell DISCHARGE/RETURN AIR SENSOR, 10K - 50062329-001

$ 12.29 $ 7.37

White-Rodgers 3049-115 Flame Sensor

$ 206.79 $ 124.07

Service First Trane SEN01522 Baysens110A Zone Sensor Used

$ 83.6 $ 50.16

Trane OEM Transducer TDR00736 TDR-0736 700 PSI , 0.25-18 NPTF , M-PACK

$ 193.6 $ 116.16

Emerson White-Rodgers F145RF-1600 Indoor/Outdoor Rem Wireless Sensor

$ 69.51 $ 41.7

Distech Controls Allure EC-Smart-Vue Thermostat

$ 30.8 $ 18.48

MINCO - 17" HVAC Duct Temperature Sensor S484PW / A7F30071562 - Case of 6 - NOS

$ 307.12 $ 184.27

Johnson Controls NS-BTN7001-0 Network sensor - New, Open Box - Lot of 3

$ 88 $ 52.8

Fiessler Elektronik USLG 4566 Safety Switching Unit

$ 158.83 $ 95.29

Fiessler Elektronik ULSG 18022 Safety Switching Unit

$ 158.83 $ 95.29

NEW MINCO TT809PW080E1EN1 TRANSMITTER AND HOUSING

$ 96.8 $ 58.08

Trane OEM 10K Wired Zone Sensor SEN01447 SEN-1447 X13511527-01 X1351152701

$ 154 $ 92.4

Caloric Modern Maid 52242 Sensor - NEW

$ 52.79 $ 31.67

Maxitrol ETD-1 Enclosure for Discharge Air Temperature Selector

$ 51.03 $ 30.61

New Honeywell Limit Sensor C7046B 1010 (Lennox # 66C4101) C7046B1010

$ 47.52 $ 28.51

2 SCHNEIDER SXWSATXXXSLX SMARTX CONTROLLER

$ 26.39 $ 15.83

ACI A/DLP-W-U-D-A-3 Differential Pressure Transmitter/LCD/Pitot/DIN

$ 57.2 $ 34.32

Trane Vari-Trac X13690232-04 Communicating Sensor/Bypass Control w /Pressure

$ 35.36 $ 21.22

NEW Hoffman B1125S-2 Inverted Bucket Steam Trap with Strainer 1-2" 125 PSI

$ 83.6 $ 50.16

19C050PA4K Honeywell Industrial Pressure Sensors 0-50 Psi 1/8-27NPT 10 VDC

$ 125.83 $ 75.49

LOT OF 2 Partlow MF4-4 Temperature Controller 4A 125V 2A 250V 50VA,

$ 352 $ 211.2

NEW Tekmar Watts 079 Slab Sensor 10' Wire, Thin Profile

$ 38.67 $ 23.2

NEW OPEN BOX JOHNSON CONTROLS, NS-BTP7003-0, 80 X 120 NETWORK SENSOR. (11M-2)

$ 17.6 $ 10.56

Trane Service First, Wired Zone Temperature Sensor, SEN01447, BAYSENSO74A

$ 35.2 $ 21.12

RECTORSEAL SS2AP PLENUM RATED T SWITCH CONDENSATE OVERFLOW SWITCH

$ 17.6 $ 10.56

Industrial Scientfic Toxic Sensor iTrans 7702-5286 Gas Sensor #32TKT2

$ 255.19 $ 153.11

NASA NAS-9-150 Apollo CSM Air Search Steam Duct Temperature Sensor Sealed

$ 1702.8 $ 1021.68

Kele HO20K-T85 Humidity Wall Sensor 2% OUTSIDE AIR RH XMTR WTEMP SNSR 1000 OHM

$ 110 $ 66

NOS Lennox 97H53 97H5301 Room Air Sensor for NOVAR System

$ 114.39 $ 68.63

OEM Rheem AM39922-1 - Burner Assembly Kit | RG40S-40 | Natural Gas

$ 100.32 $ 60.19

Thomas & Betts 5 Prong Relay 102385

$ 35.2 $ 21.12

Johnson Controls CD-WA0-00-0 CO2 sensor

$ 110 $ 66

Nordyne Intertherm Fasco OEM Inducer Blower Motor Assembly 702111227 7021-11227

$ 175.96 $ 105.57

Honeywell RMA 300-SM-MB-0000 Temperature Transmitter New

$ 224.4 $ 134.63

SIEMENS 544-342-24 PROBE SENSOR LONG BENDABLE COPPER TUBE REV.AA 54434224

$ 15.84 $ 9.5

Setra 2301025PD5V11BC Wet-to-Wet Differential Pressure Transmitter

$ 720.72 $ 432.43

Tekmar 071 Universal Sensor Used

$ 22 $ 13.2

Fenwal 12-G27121-000-07 - Detect A Fire 450F

$ 242.87 $ 145.72

Carrier - 50DK 508 237 Discharge Air Sensor

$ 86.32 $ 51.79

Dolan-Jenner SS7B483MDO Safe7Scan Light Curtain 48" Receiver & Transmitter 1 Set

$ 532.95 $ 319.77

Johnson Controls TE-6316P-1 TEMP SENSOR; NI; 17' AVE.

$ 68.64 $ 41.18

HONEYWELL TEMPERATURE SENSOR LP914A 1029

$ 59.13 $ 35.48

Honeywell C7027A1023 Minipeeper UV Flame Detector

$ 157.4 $ 94.44

Veris Industries Z203039-0H Electro Pneumatic Transducer Board

$ 52.79 $ 31.67

New no box Emerson/Liebert Liqui-tect point sensor LT410 KMGM

$ 26.4 $ 15.83

Laars A99BC-500 - Water Temperature Sensor & Control, New in Box

$ 135.77 $ 81.46

Johnson Controls A419 Electronic Temperature Control Module

$ 79.2 $ 47.52

Fireye 48PT2-9007 - Infrared Scanner| 4'| 90 Degree Head| D-Series| Fl

$ 222.63 $ 133.57

Smoke Detector, System Sensor D4120, 4 wire photoelectric, New

$ 94.15 $ 56.49

Fireye 48PT2-1007 - Infrared Scanner| 4'| Straight Head| D-Series| Fla

$ 222.63 $ 133.57

NOS White-Rodgers 120 volt Kwik-Sensor Oil Burner Primary Intermittent Ignition

$ 66 $ 39.6

AquaGuard AG-1100E Micro Pan Sensor W Electronic Time Delay

$ 9.23 $ 5.53

Carrier-Automated logic Sensor- ZS2-ALC

$ 16.72 $ 10.03

Satronic UVZ 780 Blue Ultraviolet Detector 220V High Sensitivity Sensor

$ 56.31 $ 33.78

Johnson Controls NS-BTJ7002-0 Room Temperature Sensor, Pushbutton, White

$ 61.29 $ 36.77

Supco FLS014 Flame Sensor Electrode LH33ZS004 LH33WZ511 LH33WZ515 LH680012

$ 11.39 $ 6.83

NEW Honeywell LP914A 1052 2 Insertion Temperature Sensor

$ 57.2 $ 34.32

Rhemm SP20172 FV Replacement Flammable Vapor Sensor

$ 41.28 $ 24.76

JOHNSON CONTROLS INC P32AF-1 ELECTROMECHANICAL SENSITIVE PRESSURE SWITCH, NNB

$ 62.91 $ 37.74

White Rodgers 21D64-2 Universal Nitride Ignitor Upgrade Kit

$ 21.85 $ 13.11

Mamac Temperature / Humidity HU-226-2-VDC-17

$ 140.8 $ 84.48

Parker PSG-3S Moisture Indicator, 3/8" ODF Sweat

$ 23.76 $ 14.25

***NEW*** BANNER D12SN6FPY FIBER OPTIC SENSOR 34869 NO BOX

$ 43.12 $ 25.87

New DewPoint Transmitter FREE Shipping + FREE 60 Days Returns

$ 396 $ 237.6

OEM LENNOX FLAME SENSOR Pulse series 64K60 64K6001 Champion Y99 91C35 F121507

$ 81.4 $ 48.84

SIEMENS 544-560-18 DUCT TEMPATURE SENSOR 18" PROBE

$ 39.6 $ 23.76

Kele Outdoor Aspirated Humidity Temperature Housing The Kele Model A21 24vdc

$ 128.46 $ 77.07

NEW Automation Components Inc ACI A/AN-D-12"-PB 10k Type III 12" Duct Sensor

$ 8.8 $ 5.28

Tramex HIPP12 Hygro-I RH Probe Set of 12 Relative Humidity and Temperature Senso

$ 851.84 $ 511.1

(Lot of 17) GE Tecumseh Start Relay 3ARR3B3A4 820ARR3C29 open box new pictured

$ 87.12 $ 52.27

SSAC ECS21BC (PC427) AC Current Sensor ECS Series 6C054

$ 96.75 $ 58.05

(LOT OF 4) TAC Invensys TSMN-81011 Balco Room Sensor, 1000 OHMS at 70° F (NEW)

$ 96.79 $ 58.07

NEW TRANE BAYCO2K001B CO2 SENSING KIT BAYC02K001B wall mount NEW

$ 175.99 $ 105.59