{"product_id":"thermostat-wire-18-2-brown-solid-copper-18-gauge-200-ft","title":"Thermostat Wire 18\/2 Brown Solid Copper 18 Gauge - 200 ft","description":"\u003cp\u003eIn this review the Thermostat Wire 18\/2 from THE CIMPLE CO is evaluated for homeowners and HVAC technicians who need reliable low-voltage control wiring. The bottom line: this simple brown, 18 gauge, 2-conductor cable is built for thermostat, air conditioning and security system runs where a solid copper conductor and riser rating matter. Its chief selling point is the combination of solid copper conductors and a UL listed, CMR riser-rated jacket that makes it a dependable, code-friendly choice for residential and commercial riser installations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e18 AWG solid copper:\u003c\/strong\u003e Provides consistent conductivity and low resistance for thermostat and control circuits to minimize voltage drop over typical run lengths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 conductors:\u003c\/strong\u003e Ideal for simple thermostat and low-voltage control pairs where only a two-wire connection is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMR riser rated jacket:\u003c\/strong\u003e Allows safe vertical runs in multi-level buildings and meets riser installation requirements beyond basic CL2 ratings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL listed:\u003c\/strong\u003e Gives confidence that the cable meets recognized safety standards for power-limited circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e200 ft length:\u003c\/strong\u003e Long spool reduces the need for joins on longer runs and is convenient for most residential or light commercial installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV and sunlight resistant jacket:\u003c\/strong\u003e Adds durability for indoor locations where incidental sun exposure or bright utility areas are a concern.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis cable is best for homeowners replacing thermostat wiring, HVAC installers running control circuits for heat pumps or air conditioning, and technicians wiring doorbells or basic alarm sensors. The combination of solid copper conductors and a riser-rated jacket suits mid-rise residential and light commercial projects where CL2 or CL3 substitution and NEC compliance are desired.\u003c\/p\u003e\n\u003cp\u003eIt is not intended for plenum spaces where CMP plenum-rated cable is required, nor for complex multi-conductor control panels that need more than two conductors or shielded cable. Customers who require stranded wire for frequent flexing should consider a stranded alternative.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSolid 18 AWG copper conductors deliver reliable, low-resistance connections for thermostat and control circuits.\u003c\/li\u003e\n\u003cli\u003eUL Listed and CMR riser rating provide code-friendly use for vertical building runs.\u003c\/li\u003e\n\u003cli\u003eLong 200 ft length reduces waste and the need to splice for typical home installations.\u003c\/li\u003e\n\u003cli\u003eUV and sunlight resistant jacket improves durability in exposed indoor areas.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOnly two conductors; not suitable where three or more wires are required without purchasing additional cable.\u003c\/li\u003e\n\u003cli\u003eNot plenum rated, so it cannot replace CMP cable for ceiling plenum runs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductor\u003c\/td\u003e\n\u003ctd\u003eSolid copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGauge\u003c\/td\u003e\n\u003ctd\u003e18 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductors\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e200 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJacket rating\u003c\/td\u003e\n\u003ctd\u003eCMR riser rated, UV resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eListings\u003c\/td\u003e\n\u003ctd\u003eUL Listed, suitable substitute for CL2\/CL3 riser classifications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Thermostat Wire 18\/2 is a practical, no-frills choice for anyone installing or repairing thermostat and basic HVAC control wiring who needs a riser-rated, UL listed solid copper cable. It offers good value with a long 200 ft spool and durable jacket, but those needing plenum rating or more conductors should select a different product.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cable be used for thermostat and HVAC control wiring?\u003c\/strong\u003e\u003cbr\u003eYes. The 18 AWG solid copper conductors and two-wire configuration are designed for thermostat and basic HVAC control circuits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this cable plenum rated for ceiling runs?\u003c\/strong\u003e\u003cbr\u003eNo. This cable is CMR riser rated, not CMP plenum rated, so it should not be used in plenum air handling spaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the 200 ft spool avoid splices for a typical home?\u003c\/strong\u003e\u003cbr\u003eIn most single-family home installations the 200 ft length is sufficient to cover long runs without splices, reducing connections and potential failure points.\u003c\/p\u003e","brand":"THE CIMPLE CO","offers":[{"title":"Default Title","offer_id":48680696479963,"sku":"B07T4FK55R","price":55.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/711IF7Pc0QL._SX425.jpg?v=1778624097","url":"https:\/\/gearmusthave.com\/products\/thermostat-wire-18-2-brown-solid-copper-18-gauge-200-ft","provider":"GearMustHave","version":"1.0","type":"link"}