The Best 18 4 thermostat wire of 2022 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best 18 4 thermostat wire of 2022. Check our ranking below.
2,935 Reviews Scanned
Rank No. #1
Cableague Thermostat Wire 18/4 18 Gauge 4 Conductor ETL 18-4 25 Feet Brown (18-4 Brown, 25Feet)
- Thermostat Cable：60°C, 150 Volt, UL Listed Type CL2, ETL Complied
- Thermostat Cable Ratings and Approvals： UL 13, CL2，NEC Article 725，Temperature Rating: -20°C~ +60°C，Voltage Rating: 150
- Insulation: PVC or Polypropylene insulation, color-coded for thermostat cable
- Jacket: Outer jacket of polyvinyl chloride (PVC), which is heat,moisture and sunlight resistant， Brown
- Thermostat Cable Applications: Thermostat Control，Heating and A/C installations，Touch-plate systems，Burglar alarms，Intercoms，Door bells，Annunciator systems，Remote controls，Signal systems，Low-voltage installations
Rank No. #2
Syston 18/4 Thermostat Doorbell HVAC Heating Control Cable Wire, 100% Solid Copper Conductors CL3R/FT4/CMR Riser-Rated UL/ETL Listed, UV Resistant RoHS for Indoor/Outdoor Low Voltage Applications Use
- This cable Applications:Wiring of thermostat controls, heating & air Conditioning equipment, doorbells ,ouch-plate systems, burglar alarms, intercom systems, annunciator and bell systems, remote control units, signal systems and other low-voltage applications.
- Pure Copper Conductors: Our thermostat cable is built with solid pure copper conductors, providing maximum conductivity and reliability to ensure that your systems run smoothly.
- 300V (CL3) Power-Limited Circuit Cable: Our cable is rated at 300 volts and classified as a Class-3 (CL3) Power-Limited Circuit Cable, capable of carrying a surge of up to 300 watts. This makes it a reliable choice for even the most demanding applications.
- Installation-Friendly Design: With its round, slick jacket and smooth edges, our cable is easy to pull through rough corners and edges. The jacket also features a rip cord for effortless removal during installation.
- Sunlight Resistant and RoHS Compliant: Our cable is designed for both indoor and outdoor use, complying with the UL 1581 sunlight resistance requirement for outdoor installations. It is also RoHS compliant, ensuring safety for the environment.
SaleRank No. #3
18/4 100Ft. NATIONAL Wire&Cable Thermostat Doorbell HVAC Heating Control Professional Cable Wire - Made in USA - 100% Solid Copper Conductors, CL2 ETL Listed, Low Voltage Applications Use
- [MADE IN USA] - Proudly made in New York, USA, our factory produce high quality wires and cables since 1972
- [HIGH CONDUCTIVITY] - Premium Solid Copper wire are inside of each circuit. High technology pure copper wire is perfect for electricity conduction
- [DURABILITY] - Constructed with durability in mind, our thermostat wire is designed to withstand the rigors of installation and operation. The sturdy build ensures a long-lasting and reliable connection.
- [APLICATIONS] - Our thermostat wire features multiple conductors to facilitate the transmission of signals between the thermostat and HVAC equipment. This ensures efficient and accurate temperature regulation.Ideal for residential and commercial HVAC systems, our thermostat wire is the trusted choice for contractors, technicians, and DIY enthusiasts alike. Upgrade your thermostat wiring with confidence.
- [LIFETIME WARRANTY] - All NATIONAL low voltage wires are backed by our best-in-class warranty and lifetime satisfaction
Rank No. #4
Southwire 64169644 250 ft. 18/5 Brown Solid CU CL2 Thermostat Wire
- MADE IN AMERICA
- APPLICATIONS: Thermostat Wire is a class 2 power-limited circuit cable for use in thermostat control applications
- EASIER TO USE: Southwire Thermostat Wire strips easier; resists tearing; and reduces burn-through resulting in time labor and material savings
- DUAL PURPOSE: Thermostat wire is for use in both Heating and Air Conditioning Controls
- SPECIFICATIONS: 18-Gauge; 5 Conductor; Solid Copper Thermostat Wire; Class 2 Power-Limited Circuit Cable; Brown JacketMEETS SPECIFICATIONS: Sunlight Resistant; PVC Insulation; and Solid Bare Copper per UL Standard 13; RoHS Compliant; OSHA Acceptable
Rank No. #5
LOGICO 18/4 Thermostat Wire 18 Gauge Solid Copper CMR Heating HVAC AC Cable 500FT
- Thermostat Wire 18AWG Bare Copper 4C Cable
- CMR Rated
- Sunlight resistant (-20-Degree C to 60-Degree C)
- For low voltage - HVAC - Bell alarm systems applications
- 500 feet (152meters) Wooden Reel / Brown
Rank No. #6
Syston 18/4 Thermostat Doorbell HVAC Heating Control Cable Wire, 18 AWG 4 Conductors 100% Solid Copper Conductors CL3R/FT4/CMR Riser-Rated, UV Resistant RoHS for Low Voltage Applications Use
- This Cable Applications: Wiring of thermostat controls, heating & air Conditioning equipment, doorbells, ouch-plate systems, burglar alarms, intercom systems, annunciator and bell systems, remote control units, signal systems and other low-voltage applications.
- Pure Copper Conductors: Our thermostat cable is built with solid pure copper conductors, providing maximum conductivity and reliability to ensure that your systems run smoothly.
- CMR (Riser-Rated): Our cable is designed with your safety in mind. It features a CMR/CL3R/FPLR (Riser-Rated) flame-retardant rating that provides peace of mind in case of fire.
- 300V (CL3) Power-Limited Circuit Cable: Our cable is rated at 300 volts and classified as a Class-3 (CL3) Power-Limited Circuit Cable, capable of carrying a surge of up to 300 watts. This makes it a reliable choice for even the most demanding applications.
- Sunlight Resistant and RoHS Compliant: Our cable is designed for both indoor and outdoor use, complying with the UL 1581 sunlight resistance requirement for outdoor installations. It is also RoHS compliant, ensuring safety for the environment.
Rank No. #7
YDDECW Thermostat Wire - 18/4 50FT Solid Copper 18 Gauge 4 Conductor Power Circuit Cable for Heating & air Conditioning Equipment, doorbells and Other Indoor/Outdoor Low Voltage Applications Use
- [About Our Thermostat Cable] - 18 Gauge 4 Conductor , CL2, ETL Complied, temperature Rating: -20°C~ +60°C, voltage Rating: 150.
- [Well Built Structure] - The inner conductor of this Thermostat Cable is made of solid pure copper, the insulator is made of premium PVC, it could be better in resist oxidation and corrosion, provides maximum conductivity.
- [WATERPROOF]: The jacket material of Thermostat wire cable is made of high-quality PVC, which is waterproof and durable, can be used in harsh outdoor environments, flexible and durable, with a smooth surface and easy to use.
- [Applications] - Our thermostat wire is used for thermostat control, heating and A/C installations, annunciator systems, doorbells ,ouch-plate systems, door bells, remote controls, signal systems and other low-voltage applications.
- [Worry-free Purchase] - We are a company specializing in manufacturing wires, our wires have been strictly tested, meet various grade standards, long life use, if there is any problem with the thermostat wire, we will solve your problem within 12 hours.
Rank No. #8
EASTWIRE 18/4 100ft Thermostat Wire, Solid Copper Wire, 18 Gauge Conductor, ETL Listed CL2 Power Limited Circuit Cable for Indoor/Outdoor Low Voltage Applications Use,Brown (18/4, 100ft)
- Applications:Thermostat Control,Heating and A/C installations,Touch-plate systems,Burglar alarms,Intercoms,Door bells,Annunciator systems,Remote controls,Signal systems,Low-voltage installations
- Ratins and Approval:ETL CL2,Temperature Rating: -20°C~ +60°C,Voltage Rating: 150V
- Insulation & Jacket: heat,moisture and sunlight resistant PVC,RoHS Compliant
- Easy To Use:strips easier, resists tearing, reduces burn-through resulting in time labor and material savings
Rank No. #9
FRUDRIK Thermostat Wire - Solid Copper 18 Gauge - CL2 - Power Circuit Cable (18/4Brown, 100ft)
- Thermostat Wire Ratings and Approvals： UL 13, CL2，NEC Article 725,Temperature Rating: -20°C~ +60°C，Voltage Rating: 150
- Residential, Commercial and Industrial Rated
- Insulation: polyvinyl chloride (PVC)
- Jacket: Outer jacket of polyvinyl chloride (PVC), which is heat, moisture and sunlight resistant
- Thermostat Wire Applications: Thermostat Control，Heating and A/C installations，Annunciator systems，Remote controls，Signal systems，Low-voltage installations,Touch-plate systems，Burglar alarms，Intercoms，Door bells.
SaleRank No. #10
Coleman Cable 553045407 Thermostat Wire; CL2 Solid Bare Copper; 18/4; 250-Foot; Brown
- 250-Feet spool of wire
- Thermostat Wire; CL2 Solid Bare Copper; AWG size: 18/4
- Smooth jacket eliminates snagging and tearing
- Some applications: thermostats; air-conditioning controls
- Pvc jacket; polypropylene insulation ensures excellent strip ability
Last update on 2025-05-30 / Affiliate links / Images from Amazon Product Advertising API
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- Specifications: How powerful they are can be measured.
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- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 18 4 thermostat wire.
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