{"product_id":"18-awg-8-conductor-plenum-shielded-control-cable-cmp-rated","title":"18 AWG 8-Conductor Plenum Shielded Control Cable - CMP Rated","description":"\u003cp\u003eIn this review the SYSTON 18 AWG 8-conductor control cable is examined for installers and system designers who need a reliable, plenum-rated cable for low-voltage control and communication circuits. The bottom line is that this cable is best for fire alarm, security and intercom installations where \u003cstrong\u003eplenum-rated safety\u003c\/strong\u003e and consistent signal integrity are the primary concerns. The review focuses on build quality, shielding performance and real-world handling to help decide if it fits a professional or DIY project.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple application support:\u003c\/strong\u003e Works across fire alarm, security burglar alarm, public address and intercom systems so a single cable covers many low-voltage installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePure copper conductors:\u003c\/strong\u003e Stranded bare copper conductors offer reliable conductivity and flexibility, making terminations and routing easier than solid core alternatives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum foil shielding:\u003c\/strong\u003e The foil shield reduces electromagnetic interference, keeping audio and control signals clean in environments with nearby electrical noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCMP plenum rating:\u003c\/strong\u003e Highest flame retardant grade lets this cable run in ceiling plenums and air-handling spaces where safety codes require plenum-rated materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e300V CL3 rating:\u003c\/strong\u003e Rated for 300V and Class 3 power-limited circuits, providing an appropriate safety margin for thermostats, access control and low-voltage equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis cable is aimed at electricians, security integrators and facility maintenance teams that need a single, code-compliant cable for low-voltage systems in commercial and institutional buildings. The plenum CMP rating is especially useful for projects requiring ceiling or air-handling space runs where flame retardancy is required.\u003c\/p\u003e\n\u003cp\u003eIt is less well suited for high-voltage or mains wiring applications and for users who need thicker insulation for outdoor burial without additional jackets; consider other types for heavy outdoor exposure or non power-limited high-voltage runs.\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\u003eGood wire quality and flexibility from stranded 100% copper conductors makes installation and terminations straightforward.\u003c\/li\u003e\n\u003cli\u003eShielding performance is strong; the aluminum foil surround reduces EMI and preserves signal clarity for audio and data circuits.\u003c\/li\u003e\n\u003cli\u003ePlenum CMP\/CL3P\/FT6 rating provides top-level flame retardance for ceiling plenums and air-handling spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome customers note the overall conductor bundle is relatively thin, so installers wanting heavier gauge or thicker jacket might look elsewhere.\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\u003eStranded bare 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\u003eNumber of conductors\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShielding\u003c\/td\u003e\n\u003ctd\u003eAluminum foil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlenum rating\u003c\/td\u003e\n\u003ctd\u003eCMP \/ CL3P \/ FT6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage rating\u003c\/td\u003e\n\u003ctd\u003e300V (CL3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eFire alarm, security, PA, intercom, access control, telephone stations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 18 AWG 8-conductor plenum cable is a practical, safety-focused choice for low-voltage control and communication wiring in buildings that require plenum-rated materials. Its combination of \u003cstrong\u003eshielding\u003c\/strong\u003e, stranded copper conductors and CMP flame rating makes it good value for professional installations where signal integrity and code compliance matter.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cable be used in ceiling plenum spaces?\u003c\/strong\u003e\u003cbr\u003eYes. It carries a CMP plenum rating suitable for air-handling and ceiling plenum installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the shielding effective against interference?\u003c\/strong\u003e\u003cbr\u003eThe aluminum foil shield provides good EMI protection for audio and control signals, helping prevent noise in sensitive runs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this cable suitable for outdoor burial?\u003c\/strong\u003e\u003cbr\u003eNo. It is designed for indoor, plenum and low-voltage power-limited applications and does not include outdoor burial-rated jackets.\u003c\/p\u003e","brand":"Syston Cable Technology","offers":[{"title":"Default Title","offer_id":48745885827291,"sku":"B0DHTVGQVZ","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/614pQUX4wzL._SL1500_2f93e970-f30b-474e-b06c-059f1c05df58.jpg?v=1778764203","url":"https:\/\/gearmusthave.com\/products\/18-awg-8-conductor-plenum-shielded-control-cable-cmp-rated","provider":"GearMustHave","version":"1.0","type":"link"}