{"product_id":"12-3-nm-b-wire-with-ground-100ft-12-gauge-non-metallic-sheathed-cable","title":"12\/3 NM-B Wire with Ground 100FT 12 Gauge Non-Metallic Sheathed Cable","description":"\u003cp\u003eIn this review of the 12\/3 NM-B Wire with Ground 100FT, the reviewer finds it to be a solid, cost-effective option for standard residential branch wiring. Intended for electricians and competent DIYers, the cable stands out for its \u003cstrong\u003epure copper conductor\u003c\/strong\u003e that provides dependable conductivity and meets NEC expectations for Type NM-B use. The single biggest reason to buy is the combination of high-purity copper and robust dual-layer insulation, which together deliver reliable in-wall performance for outlets, switches, and many dedicated circuits.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Pure Copper Conductor:\u003c\/strong\u003e High-purity bare copper conductors ensure strong electrical conductivity with minimal power loss for residential circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable PVC \u0026amp; Nylon Jacket:\u003c\/strong\u003e Flame-retardant PVC inner insulation and an abrasion-resistant nylon outer jacket protect the cable in approved dry locations and against physical wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePaper-Wrapped Grounding Wire:\u003c\/strong\u003e The ground conductor is wrapped in kraft paper for easier identification and separation during terminations and pulls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Rated to perform from -10C to 90C (14F to 194F), the cable maintains stable operation across typical indoor temperature conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNEC Type NM-B Compliance:\u003c\/strong\u003e Manufactured to meet the National Electrical Code requirements for NM-B cable, suitable for standard residential branch wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant Production:\u003c\/strong\u003e Built without restricted hazardous materials, offering responsible manufacturing and consistent quality control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe cable is best for homeowners doing interior wiring projects, electricians installing branch circuits, and DIYers who need a 12 AWG, 3-conductor cable for outlets, lighting, or dedicated appliance circuits. Its 100 ft length and 12\/3 configuration make it a common choice for runs feeding major appliances or subpanels within dry, indoor locations.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include installers needing highly flexible or plenum-rated cable, or anyone wiring wet or outdoor locations where NM-B is not approved. If extreme flexibility for tight conduit runs is required, alternative stranded or more flexible jacketed cables may be preferable.\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\u003eHigh-purity bare copper conductors for reliable conductivity and minimal voltage drop on typical residential circuits.\u003c\/li\u003e\n\u003cli\u003eDual-layer construction with flame-retardant PVC and a nylon outer jacket adds physical and chemical resistance for in-wall installations.\u003c\/li\u003e\n\u003cli\u003eClear paper-wrapped ground conductor simplifies identification and separation during termination.\u003c\/li\u003e\n\u003cli\u003eRoHS compliance and NEC Type NM-B manufacturing provide reassurance on standards and material safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe outer sheathing is fairly stiff and can be difficult to work with, particularly when pulling through tight spaces or making final bends.\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\u003ePure bare copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGauge\u003c\/td\u003e\n\u003ctd\u003e12 AWG (12 gauge)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003e12\/3 with ground (3 conductor plus ground)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e100 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Type\u003c\/td\u003e\n\u003ctd\u003eNM-B (Non-Metallic Sheathed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e-10C to 90C (14F to 194F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor standard interior residential wiring, this 12\/3 NM-B cable is a practical, value-oriented choice because of its \u003cstrong\u003epure copper conductor\u003c\/strong\u003e and protective dual-layer jacket. It performs well for outlets, switches, dedicated circuits, and many appliance feeds, offering reliable conductivity and NEC-compliant construction. Choose it when you need a dependable 100 ft run, but consider more flexible or specialty cable for tight conduit or non-dry locations.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this cable suitable for in-wall residential wiring?\u003c\/strong\u003e\u003cbr\u003eYes. It is Type NM-B and manufactured to meet NEC requirements for dry, interior branch wiring installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cable be used for a 40 Amp tankless water heater?\u003c\/strong\u003e\u003cbr\u003eCustomers have used it for some dedicated appliance circuits; ensure the appliance and circuit breaker ratings match 12 AWG capacity and local code before connecting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the jacket easy to strip and work with?\u003c\/strong\u003e\u003cbr\u003eThe inner insulation strips cleanly, but the outer nylon sheathing is relatively stiff and can be harder to cut and bend during installation.\u003c\/p\u003e","brand":"YDDECW","offers":[{"title":"Default Title","offer_id":48196089053403,"sku":"B0F1FXYY2W","price":145.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71ePH_gQDAL._SL1500.jpg?v=1770363129","url":"https:\/\/gearmusthave.com\/products\/12-3-nm-b-wire-with-ground-100ft-12-gauge-non-metallic-sheathed-cable","provider":"GearMustHave","version":"1.0","type":"link"}