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Southwire 12/2 NM-B Romex Cable with Ground, 250 ft

  • Item No M81212
  • Manufacturer SOUTHWIRE
  • Mfr. Item No 12/2NM-WGX250
$175.92
  • Unit of Measure RL
Available: 12
In Stock
📦 On Order: 6 arriving Apr 8, 2026
Quantity:
  • Description
  • Additional Details
  • Purchase History
  • General Ledger Coding
Some product details generated with AI assistance — verify specs before ordering.

Southwire Romex SIMpull NM-B cable is the industry standard for residential branch circuit wiring, designed for both exposed and concealed applications in dry locations. This 250-foot coil features 12 AWG solid copper conductors with a patented SIMpull PVC jacket that significantly reduces pulling force for faster, easier installations. Rated for 600 volts and 20 amps, the cable includes a dedicated ground wire and is color-coded yellow for quick identification on the job site. Its durable construction meets UL Standard 719 and is suitable for use in masonry block or tile walls not subject to excessive moisture.

Inner conductors are type THHN rated 90 degrees C 600 volts. Solid strands. Outer jacket is PVC rated at 75 degrees C. May be fished through walls ceilings & masonry blocks. Use for new wiring or replacement wiring Romex Type NM-B PVC Jacket. 250' Shrink wrap. 2 Conductors. 20 Amp.

Inner conductors are type THHN rated 90 deg C 600 V. Solid strands. Outer jacket is PVC rated at 75 deg C. Amp rating of the product is limited to that for 60 deg C rated conductors per the National Electric Code Article 336. Dwellings not exceeding 3 floors above grade. Exposed or concealed wiring. May be fished through walls ceilings and masonry blocks. Use for new wiring or replacement wiring. Only for use in normally dry locations. UL listed.


Packaging/Shipping Size and Weight: Length: 13.5"  |  Width: 13.5"  |  Height: 3.25"  |  Weight: 20.5 lbs
Features
  • SIMpull jacket designed for easier pulling
  • SIMpull jacket designed for easier pulling
  • Color-coded jacket
Product Details
brand:Southwire
type:NM-B Romex Cable
wire gauge:12 AWG
number of conductors:2 + Ground
length:250 ft
voltage rating:600 Volts
ampacity:20 Amps
application:Indoor residential branch circuit wiring
conductor material:Copper
Color:Yellow
Finish:SIMpull PVC
Material:Copper
Size:12/2 AWG, 250 ft
Voltage Rating:600V
Ampacity:20A
Temperature Rating:90°C
Ground Wire:Yes (Bare Copper)
Standards:UL Listed, RoHS/Reach Compliant
Technology:SIMpull
Amperage Rating:20
Conductor Material:Copper/ASTM B3 and B8
Conductor Size:12
Insulation Type:19 mil Thickness PVC
Jacket Color:Yellow
Jacket Type:Nylon
Numberof Conductors:2
Special Features:410 X 179 mil Cable
Temperature Rating:90
Usage:For Both Exposed and Concealed Work in Normally Dry Locations
Voltage Rating:600

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General Ledger Coding

General Ledger Coding is a value added service provided for you at no additional cost.

General Ledger Coding makes accounting easier by providing you with a calculated total of purchases based on your General Ledger Codes.

In addition to traditional General Ledger Summary provided at time of invoice, we can also provide quotes and order acknowledgements with General Ledger Coding as well. We also give you the ability to change a GL Code for one or all items for renovation projects that may utilize a single GL Code. We can also code any of our "extended inventory" items with your General Ledger Code at the time of quote, order confirmation and invoicing as well. We can code our item numbers directly to your GL Codes should our item categories not align directly with your GL Code Categories.

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