12-4C Solid Copper MC Tuff IG THHN/THWN Insulation Steel Interlocked Armored Cable
Allowable Ampacity for 12-4C Solid Copper MC Tuff IG THHN/THWN Insulation Steel Interlocked Armored Cable: 100 Amps
Applications
Approved for commercial, industrial, and multi-residential branch circuits and feeder wiring requiring isolated, redundant, or dedicated grounding conductors, this solution supports power, lighting, control, and signal circuits. It is suitable for exposed or concealed installations, fished, surface-mounted, embedded in plaster, and used in environmental air-handling spaces, open or messenger-supported aerial runs, and dry locations. It is compliant for hazardous locations per NEC Articles 501, 502, 503, and 530 (Class I & II Div. 2, Class III Div. 1 & 2) and approved for Places of Assembly.
Also Known as:
Construction:
• Armor: Galvanized Interlocking Steel Strip (blue striped)
• Conductors: Solid/Stranded Copper (see below)
• Conductor Insulation: THHN/THWN (XHHW available by special order subject to lead time and minimum quantities)
• Grounding: 2 conductors, one solid green, one green with a yellow stripe
• Assembly Covering: Polypropylene Tape
• Maximum Voltage Rating: 600V
• Maximum Temperature Rating: 90°C (dry)
• Neutral Conductor: White
Features & Benefits:
• Ideal where isolated or dedicated grounding is required
• High strength, lightweight steel or aluminum armor
• Features 2 green grounds, 1 solid green, 1 with yellow stripe
• Blue or silver armor with additional green stripe for easy identification
• UL Classified for Through-Wall Penetrations
• MC TUFF IG is a traditional Type MC cable; the armor is not an equipment grounding means.
• Made in USA of US and/or imported materials
• UL 83, 1479, 1569, 1581, 2556, File Reference E80042
• NEC 230.43, 250.118, 300.22(C), 392, 396, 330, 501, 502, 503, 530, 504, 505, 518, 520, 530, 645
• Cable Tray Rated, install per NEC
• Federal Specification A-A–59544 (formerly J-C–30B)
• UL Classified 1, 2, and 3 hours through (Fire) penetration product, R–14141
• Environmental air-handling Space Installation per NEC 300.22(C)
• Meets all applicable OSHA and HUD Requirements
Specification:
• AWG Size: 12
• Number of Conductors: 4
• Conductor Stranding: Solid
• Ground Size AWG: 12 (Green)
• Approx. Armor O.D: 0.580 Inch
• Weight 1000ft: 330 Lbs
• (Black / Blue / Red / White) 250′ Coil Code: 1710B42T80
• (Black / Blue / Red / White) 1000‘ Reel Code: 1710B60T80