
14-3 W/G NM-B Wire White or Light Blue 250ft, 500ft, or 1000ft Coil
Best price now
26% under what the other stores charge
Compared across 5 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.
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Price facts
- Lowest price today: $132.00 at Amazon (checked Nov 12, 2026).
- Checked at 5 stores.
14-3 W/G NM-B Wire White or Light Blue 250ft, 500ft, or 1000ft Coil prices at every store
- The Home DepotNew
In stock
$165.00Free shippingChecked 1 h ago - Cowls Building SupplyNew
In stock
$178.19Checked 1 h ago - Do it BestNew
In stock
$209.99+ $11.10 shippingChecked 1 h ago - WalmartNew
In stockSold by Supply the Home
$249.37Free shippingChecked 1 h ago - AmazonNew
Availability unknown
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$132.00Free shippingChecked 1 h ago
Also available at
- Global Cable and WireCheck price at Global Cable and Wire
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14-3 W/G NM-B Wire White or Light Blue 250ft, 500ft, or 1000ft Coil price history
Lowest price we've seen: $132.00 on Nov 12 at Amazon. Tracked across 5 stores since Nov 12.
About the 14-3 W/G NM-B Wire White or Light Blue 250ft, 500ft, or 1000ft Coil
Applications:
Non-metallic sheathed NM-B cable is used in normally dry installations in residential wiring, as branch circuits for outlets, lighting and other residential loads. Its applications are outlined in NEC 2008 and NEC 2011 Article 334. NM-B is rated at 600 volts and although it is rated at a conductor temperature of 90°C dry , its ampacity is limited to 60°C according to the NEC 2008 and NEC 2011. It may be fished through masonry or tile walls, where not exposed or subject to excessive moisture or dampness. NM-B cables are LEAD FREE and RoHS compliant. Equivalent to Romex NM-B.
Standards:
Meets or exceeds all applicable ASTM specifications
UL 83: Thermoplastic Insulated Wires and Cables
UL 719: Non-Metallic Cables
Federal Specification A-A-59544 and requirements of the NEC.
Voltage rating - 600 volts.
Construction:
Conductors:
Solid 14 to 10 AWG annealed soft bare copper per ASTM B3.
Stranded 8 AWG and larger annealed soft bare copper per ASTM B3 and B8.
Insulation:
Color coded polyvinyl chloride (PVC) compound with a nylon covering meeting the required thickness of Type THHN. Conductor insulation is rated 90°C.
Ground:
Soft, bare copper solid per ASTM B3 and stranded per ASTM B3 and B8
Sheath:
30 mil color coded PVC sheath rated 90C is applied over the completed assembly
Specifications*:
Size: 14 AWG
Number of Conductors: 3
PVC Insulation Thickness: 0.380 mm / 0.015 inches
Ground Wire Size: 14 AWG
Nylon Thickness: 0.100 mm / 0.004 inches
Questions and answers
- Where is the 14-3 W/G NM-B Wire White or Light Blue 250ft, 500ft, or 1000ft Coil cheapest?
- At Amazon, for $132.00, 26% under what the other stores charge, as of our latest check.
- Where can I buy the 14-3 W/G NM-B Wire White or Light Blue 250ft, 500ft, or 1000ft Coil?
- 6 stores we checked sell it, including The Home Depot, Amazon, Cowls Building Supply, Do it Best, Walmart.







