Questions and Answers for Southwire 25 ft. 12/3 Solid Romex SIMpull CU NM-B W/G Wire

A:  We'd love to help! Please contact one of our wire and cable experts at CableTechSupport@southwire.com for assistance.

A:  The conductor count.

A:  12/3 has a black,red, white... 12/2 has a black and white.... 12/2/2 has a black,red,white and gray. Basically if you need to run two seperate circuits you would use 12/3/3, one circuit would be 12/2 and a two pole circuit would be 12/3. all have ground

A:  12/2 is a black and white wire with a ground wire.  12/3 adds a third wire (red).  This is typically used in 3 way+ circuits amongst other things.

A:  You Do not run this through Conduit! You run it in the walls. But in Conduit you run the individual wires. You can run it to the Disconnect box then change over to the individual wires. Also 12 AWG wire is good for 20 amps. You need to use a larger gauge wire to run a heat pump. They are normally 40-50 amps which requires 8 AWG wire

A:  12 ga is good for 20AMP Heat pump will probably be more than 20AMPS  Either 8 or 10, but again please check to see the amps of the heat pump 

A:  We are happy to help! Please contact our experts at CableTechSupport@southwire.com for assistance regarding your question.

A:  You should never run Romex through any conduit… what size breaker does your heat pump want? 20 amp = 12 awg 30 amp = 10 awg 40 amp 8 awg. 

A:  12 gauge is rated at 20 amps!

A:  Nope it is meant to handle up to 20 Amps safely. If you push it any more you risk it heating up an eventfully could start a fire.

A:  You're limited to 20 amps with this wire Amperage Capacities for Standard Non-Metallic (NM) Cable 14-gauge wire 15 amps 12-gauge wire 20 amps 10-gauge wire 30 amps 8-gauge wire bb40 amps

A:  For wire specs, please contact our team at CableTechSupport@southwire.com and we'd be happy to help!

A:  12/3 is for a double pole 20 amp breaker the next size up is 10/2 for 30 amp single pole and then 10/3 for a 30 amp double pole 

A:  Hello, Thank you for your recent inquiry with The Home Depot. This 250 ft. 12/3 Solid Romex SIMpull CU NM-B W/G Wire weighs 26.7 lbs. If you have any further question's please don't hesitate to reach out to us at 800-430-3376, and we'll be more than happy to assist you. Thank you for being a valued customer, The Home Depot

A:  We're happy to help! Please contact our experts at CableTechSupport@southwire.com for the best answer regarding your question.

A:  No, #10 wire for 30amps.

A:  No, 6/3 SJOOW Depot might not have it in-stock, but a local supply house will….

A:  This specific wire has a maximum limit of 20 amps. Please reach out to out team at CableTechSupport@southwire.com and they will point you in the right direction on specific details regarding your question.

A:  no. 50 amp need #6

A:  Hey Kevin! Please reach out to out team at CableTechSupport@southwire.com and they will point you in the right direction.

A:  Southwire, the manufacture of this 12/3 romex wire shows that a 1000 feet would weigh 112 pounds. So for 100 feet of 12/3 romex the weight will be 11.2 pounds.