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  1. Showing 1 - 36 out of 176 results for "4 wire thermostat to 2 wire system"
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      Fast Stat 3000 Thermostat Add A Wire 4 Wire Over 2 Wire
      Fast Stat 3000 Thermostat Add A W…
      E
      eBay.com
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      Diversitech Class 2 18 Gauge Thermostat Wire, 4 Conductors, 250 ft. Spool - 620-18-4
      5
      ·
      1
      Diversitech Class 2 18 Gauge Ther…
      P
      PlumbersStock
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      Johnson Controls A28AA-4C Line Volt Mechanical Thermostat, 24 To 277 VAC, 16 Amp
      Johnson Controls A28AA-4C Line V…
      U
      USA eBay
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      Honeywell Home TH114-A-120S Non-Programmable Line Volt Electric Heating Thermostat, 4 Wires/SPST, 120V, TH114-A-120S | Supplyhouse.Com
      4.4
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      15
      4.4
      15 ratings
      Honeywell Home TH114-A-120S No…
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      SupplyHouse.com
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      Honeywell TH2210DH1000 Pro2000 Prog Dig Thermostat 2Ht/1Cl
      Honeywell TH2210DH1000 Pro200…
      1
      1877ForParts.com
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      Venstar T3800 Explorer T3800 Residential Digital Thermostat (4 Heat, 2 Cool) | Supplyhouse.Com
      5
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      2
      5
      2 ratings
      Venstar T3800 Explorer T3800 Resi…
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      SupplyHouse.com
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      Wire Thermostat 4-Wire
      B
      BEC Integrated
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      5
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      3
      5
      3 ratings
      Venstar T4800 Explorer T4800 Com…
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      SupplyHouse.com
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      Liebert 153210G2s Thermostat 4 Wi…
      E
      eBay
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      4.5
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      237
      4.5
      237 ratings
      Honeywell Home CT410B Manual …
      A
      Amazon.com
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      2 PCS 240 V Only 4-Wire Manual El…
      A
      Amazon.com
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      4.6
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      124
      4.6
      124 ratings
      80 Series, 7 Day Programmable, Un…
      H
      Home Depot
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      Line Voltage Mechanical Thermosta…
      W
      Walmart
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      Refurbished
      4.2
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      80
      4.2
      80 ratings
      Honeywell CT410A Manual 2-Wire …
      A
      Amazon.com
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      Venstar T4900 Explorer T4900 Com…
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      SupplyHouse.com
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      L.B. White Part (09454) Thermostat…
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      Alta Power Corp
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      Orbit TH-20-4 20/4 Thermostat Wir…
      B
      BuyRite Electric
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      3.9
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      14
      3.9
      14 ratings
      Honeywell TH140-28-01-B Prog Lo…
      1
      1877ForParts.com
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      Honeywell Genesis 47120907 Ther…
      E
      eBay.com
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      Carrier VST1100FS 2H/2C Heat Pu…
      1
      1877ForParts.com
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      4 Wire Heat / Cool Thermostat Whit…
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      HVACpartstore
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      4
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      Thermostat, 120/240 V
      Z
      Zoro.com
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      SPDT Nema 4X Thermostat W/SS …
      A
      Amazon
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      4
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      Honeywell Home T498A1786 T498 …
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      SupplyHouse.com
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      5
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      2
      5
      2 ratings
      Peco Industrial NEMA 4X Thermost…
      G
      Grainger
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      4.7
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      17
      4.7
      17 ratings
      Trane TCONT302AS42DA 4 Heat/…
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      SupplyHouse.com
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      4.9
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      9
      4.9
      9 ratings
      Robertshaw RS10420T Pro Series …
      A
      Amazon.com
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      5
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      2
      5
      2 ratings
      Robertshaw RS10420T Digital Wifi …
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      SupplyHouse.com
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      Used
      Lot Of 4 Thermostats, (2) Cadet (1) …
      E
      eBay
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      Honeywell TH401 120/208/240V No…
      1
      1877ForParts.com
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      Heating Cable Thermostat On/Off 4m
      E
      eBay
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      Non-Programmable Line Volt Electri…
      brfpa
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      LB White Nema 4X Thermostat Kit …
      A
      Acme Tools
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      3.7
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      214
      3.7
      214 ratings
      Honeywell Home TH4210U2002 T4 …
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      SupplyHouse.com
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      4.6
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      78
      4.6
      78 ratings
      White Rodgers 1F85U-42NP 5" Dis…
      S
      SupplyHouse.com
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      Thermostat For Heat Pump,Nonpro…
      A
      Amazon.com
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