Product Information

Specification

MCTuff® IG THHN/THWN Insulation Steel Interlocked Armored Cable

Applications

Commercial, industrial, multi-residential branch circuits and feeder wiring approved for MC cable requiring isolated, redundant or dedicated grounding conductors, services for power, lighting, control, and signal circuits, exposed or concealed, fished, surface mounted, embedded in plaster, environmental air-handling spaces, open or messenger supported aerial runs, dry locations, in hazardous locations to Class I & II Div. 2 and Class III, Div. 1 & 2 (per NEC® Articles 501, 502, 503, 530), and in Places of Assembly

Also Known as:

AFC Cable, MC Cable, MCTuff Cable, Isolated Ground Cable, Interlocked Armor, MC Steel Cable, Galvanized Interlocking, Interlocking Steel Strip, MC Copper Cable, Aluminum Armor

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)
• Assembly Covering: Polypropylene Tape
• Maximum Voltage Rating: 600V
• Maximum Temperature Rating: 90°C (dry)
• Neutral Conductor: White
• Grounding: 2 conductors, one solid green, one green with a yellow stripe

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

References & Ratings:

• 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)
• Meets all applicable OSHA and HUD Requirements
• UL Classified 1, 2, and 3 hours through (Fire) penetration product, R–14141
• Environmental air-handling Space Installation per NEC® 300.22(C)
• Made in USA of US and/or imported materials

*Data provided on this page is subject to change based on different manufacturers' variances

** Images are for display purposes only refer to Product Technical Details for accurate information on the product.