{"product_id":"syston-18-2-thermostat-doorbell-hvac-control-cable-solid-copper","title":"Syston 18\/2 Thermostat Doorbell HVAC Control Cable - Solid Copper","description":"\u003cp\u003eIn this review of the Syston 18\/2 Thermostat Doorbell HVAC Heating Control Cable the bottom line is simple: this is a solid, no-nonsense low-voltage cable for anyone wiring thermostats, doorbells or alarm and signal systems who wants fully pure copper conductors and a riser-rated jacket. The reviewer found it especially useful for thermostat controls and Ring-style doorbell transformers because the \u003cstrong\u003esolid copper conductors\u003c\/strong\u003e deliver reliable conductivity, and the CL3\/300V rating gives extra insulation margin for low-voltage runs.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Suitable for thermostat controls, HVAC wiring, doorbells, annunciators, intercoms and other low-voltage signal systems, making it a versatile cable for home and light commercial projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePure Copper Conductors:\u003c\/strong\u003e Solid pure copper conductors provide consistent electrical performance and lower resistance compared with tinned or copper-clad alternatives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e300V CL3 Rating:\u003c\/strong\u003e The 300V, Class 3 power-limited rating offers increased insulation safety for thermostat and control circuits compared with ordinary low-voltage jacketed cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation-Friendly Jacket:\u003c\/strong\u003e The round slick jacket and smooth edges make the cable easier to pull through walls and around rough corners, and a built-in rip cord speeds jacket removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSunlight Resistant and RoHS Compliant:\u003c\/strong\u003e UV resistance allows outdoor routing where needed and RoHS compliance reduces hazardous substances for safer disposal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Syston 18\/2 cable is aimed at homeowners, HVAC technicians and electricians who need a reliable \u003cstrong\u003ethermostat cable\u003c\/strong\u003e for connecting thermostats, smart thermostats, doorbell transformers, burglar alarm components and small signal devices. It is particularly useful where runs require a higher insulation rating or outdoor routing that must meet sunlight-resistance requirements.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include installers who need stranded conductors for frequent flexing or movement or projects requiring more than two conductors or different gauges; for those needs choose multi-conductor or stranded cable types instead of this solid 18 AWG pair.\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 copper conductors provide dependable conductivity and long-term reliability for control signals.\u003c\/li\u003e\n\u003cli\u003eCL3\/300V and riser-rated jacket adds safety margin for low-voltage applications and in-wall routing.\u003c\/li\u003e\n\u003cli\u003eInstallation-friendly smooth jacket and rip cord make pulling and termination quicker on typical installs.\u003c\/li\u003e\n\u003cli\u003eSunlight resistance and RoHS compliance make it suitable for exposed outdoor runs and environmentally conscious installs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSolid 18 AWG can feel thicker than some cheaper wires and is not ideal if stranded flexibility is required for movable equipment.\u003c\/li\u003e\n\u003cli\u003eOnly two conductors; projects needing multiple circuits will require additional cable runs or a different cable type.\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\u003e100% solid pure copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGauge\u003c\/td\u003e\n\u003ctd\u003e18 AWG (18\/2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e300V (CL3, 100VA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJacket Rating\u003c\/td\u003e\n\u003ctd\u003eCL3R \/ FT4 \/ CMR riser-rated, sunlight resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eThermostats, doorbells, HVAC controls, alarms, intercoms, signal systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eRound slick jacket with rip cord for easy pulling and stripping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThis Syston 18\/2 cable is a practical, value-oriented choice for anyone wiring thermostats, doorbells or low-voltage control systems who wants the reliability of \u003cstrong\u003esolid copper conductors\u003c\/strong\u003e and a higher insulation rating. It is best where in-wall riser-rated cable or UV resistance is needed; choose stranded or multi-conductor alternatives if flexibility or extra conductors are required.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cable be used outdoors?\u003c\/strong\u003e\u003cbr\u003eYes, the jacket is sunlight resistant and suitable for outdoor routing where exposed runs are necessary.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this cable safe for in-wall thermostat wiring?\u003c\/strong\u003e\u003cbr\u003eYes, it is riser-rated (CMR) and CL3\/300V listed, making it appropriate for in-wall low-voltage thermostat and control wiring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it work with smart thermostats and doorbell transformers?\u003c\/strong\u003e\u003cbr\u003eYes, the solid copper conductors and 18 AWG size are commonly used and work well with smart thermostats and typical doorbell transformer connections.\u003c\/p\u003e","brand":"Syston Cable Technology","offers":[{"title":"Default Title","offer_id":48258166227163,"sku":"B0BKTV2GR8","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51gkgMYImFL._SL1500_4d14206e-ae1a-4fdb-a80f-b40d283c8a3d.jpg?v=1778301477","url":"https:\/\/gearmusthave.com\/products\/syston-18-2-thermostat-doorbell-hvac-control-cable-solid-copper","provider":"GearMustHave","version":"1.0","type":"link"}