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12,839 Results
Trane SEN02076 Reliatel Non-Programmable Wired Display Zone Sensor
$39.99Estimated delivery dateEst. delivery Sat, May 11305 soldSS2 style Low Voltage Condensate Safety Switch 3/4 PVC Float Switch DIY/HVAC
$18.00Free shipping72 soldTrane Programmable Zone Sensor BAYSENS019C
$199.99or Best Offer$4.38 shippingTelaire Ventostat Wall Mounted CO2 Sensor Ventilation Controller P/N: T8100
$39.99or Best OfferNew Listing501-1129-PR Green Temp Sensor
$49.99Free shippingOEM Genuine TRANE SEN02133 X13650726100 Temperature Sensor SEN2133 X13651507-03
$79.94or Best OfferFree shippingNew ListingTekmar 080 Universal Sensor Enclosure
$25.00or Best Offer$18.05 shippingCarrier HH79NZ086 THERMISTOR. New & Free Shipping
$41.00Only 1 left!Carrier Transicold 12-00500-01 Sensor (RRS & RTS)
$50.00or Best OfferFree shippingTrane BAYSENS119A SEN01577 X13790884-01 Zone Sensor NEW
$130.00$5.90 shippingNew ListingTrane Programmable Zone Sensor BAYSENS019B
$199.99or Best Offer$6.12 shippingSetra 230 P/N 2301025PB5V11B Wet to Wet Differential Pressure Transmitter
$99.00Free shippingDistech Controls TS-RMPX- Temperature Sensor, Stainless Steel Plate, Brand New!!
$19.95or Best Offer$6.95 shippingJohnson Controls TE-68NP-1N00S Wall Mount Temp. Sensor 1K Nickel Modular Jack
$40.00or Best Offer$5.90 shippingOnly 1 left!New nVent Hoffman ATEMNO Temperature Control Switch Free Shipping
$35.00Free shippingNew ListingT4071 Aquastat Clip On Temp Sensor T.O.D 37TC33 43711 L95-30F J1639
$22.95or Best Offer$7.25 shippingNew ListingSupco TA-2 Temperature Alarm
$45.00or Best Offer$9.42 shippingNew ListingHoneywell Water Level Sensor Assembly 50027998-002/U, HM512, HM509, HM506
$49.95or Best OfferFree shippingLiebert Vertiv LT410 Liqui-Tect Point Sensor Leak Detection 24V 50-60Hz New
$68.99Free shippingSiemens QAA2280.FWSC Room Temperature Sensor Full Feature
$45.00or Best OfferFree shipping69 soldReplacement for Honeywell C7089U1006 Outdoor Temperature 60" Leads
$15.95or Best OfferFree shippingDwyer Pafs-1007 Averaging Flow Sensor
$39.00or Best OfferFree shippingHoneywell 54G4401 Enthalpy Sensor, Free Shipping!
$39.99Estimated delivery dateEst. delivery Sat, May 11or Best OfferHoneywell T7047C-1140 Remote Space Sensor (For Use With XL5000 Products) White
$25.00or Best Offer$18.97 shipping100165930 Lochinvar Flame Sensor W/ Gasket OEM 100165930
$37.95Free shippingQRA2 / QRA2M Burner Flame Sensor Flame UV Detector Flame Photocell probe SIEMENS
$60.63 to $201.48Was: $219.00$25.00 shippingHoneywell C7632B1002 CO2 Sensor Control
$299.99or Best Offer$6.12 shippingCarrier Differential Enthalpy Sensor - CRENTDIF004A00
$199.99or Best Offer$5.93 shippingTrane 5000_1.04 CO2 Sensor BAYSENS251A
$85.00$6.15 shippingRanco 1309007-044 Temperature Sensor, Gray, 22 Gauge Cable
Free Shipping on orders over $75$18.15Was: $18.75$5.00 shipping61 soldHoneywell Outdoor Temperature Sensor, C7089U 1006, Remote Sensor, TH8000, TH7000
$5.000 bids$6.09 shippingEnding Thursday at 11:34AM PDT23h 52mJOHNSON CONTROLS TE-6314P-1 Wall Mount Temperature Sensor
$18.00Estimated delivery dateEst. delivery Sat, May 112024 UPGRADED DewPoint Transmitter FREE Shipping + FREE 60 Days Returns
$450.00or Best OfferFree shippingBrand New In Box Honeywell 480B1239 Temperature Control 20-60F 20ft element.
$85.00Trending at $110.00eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.TSI Pressura 800243 Through-wall room pressure sensor with 25' cable
$30.000 bidsor Best OfferEnding Friday at 12:16PM PDT2d$5.95 shippingHoneywell C7170A1002 - Platinum Immersion Sensor, 3", -40:250 Range, 24" Leads
$15.00or Best Offer$18.97 shippingCarrier 30RB660036 Temperature Sensor NOS
$42.13Was: $49.56or Best OfferFree shippingSEN00306 NEW Trane temperature Entering/Leaving Water Temperature sensors Pair
$275.00or Best OfferFree shippingResideo YCHW3000W3003 L1 WiFi Water Leak and Freeze Detector and Sensor Cable (3
$154.35Free shippingNew Honeywell 545490 Sperian PHD6 Gas Monitor O2 Replacement Sensor 54-54-90
$85.00or Best OfferNew Carrier HH57ZC003 Differential Enthalpy Sensor Control Switch 33CSENTHSW
$39.95or Best OfferHoneywell 207762C Temperature Sensor A-1828
$20.00or Best OfferFree shippingIce-O-Matic Thermistor Sump Z 10K Genuine OEM ICE 9041112-01
$39.95or Best OfferFree shippingTRANE SEN02039 , OEM , Temperature Sensor,Fast Response sensor
$95.00or Best OfferFree shippingJohnson Controls TE-67NP-2N00 Temperature Sensor
$49.88or Best OfferNew Siemens Powers 184-0001 TT 184 35-135F Rigid Bulb Temperature Transmitter
$125.00$11.30 shipping
Top Rated
- Furnace Electode Flame Sensor for Rheem Ruud Weatherking 62-23543-01 Pfs301100% agree - Good value$7.51 New