DistributorSouthwire
18 SOL 4/C CU ARMORED THERMOSTAT CABLE 250 FT

Southwire

18 SOL 4/C CU ARMORED THERMOSTAT CABLE 250 FT

Southwire #
55317102

18 AWG TFN/TEWN Insulated Singles. Green Insulated Ground. UL Listed. 600 Volts. Rated VW-1. Steel Interlocked Armor.

Part of the family: Steel Armored Thermostat Type MC

Priced by quote — copper moves daily (COMEX), so we quote at the current price.

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📄 Spec sheet (PDF)

Application & features

Southwire Steel Armored Thermostat Type MC Cable is suitable for use as follows:

  • Signal, control, branch, feeder and service power distribution in commercial, industrial, institutional, and multi-residential buildings.
  • Fished or embedded in plaster.
  • Concealed or exposed installations.
  • Environmental air-handling spaces per NEC 300.22 (C).
  • Places of Assembly per NEC 518.4 and theaters per NEC 520.5.
  • Installation in cable tray and approved raceways.
  • Under raised floors for information technology equipment conductors and cables per NEC Article 645
  • Class I Div. 2, Class II Div 2, & Class III Div. 1 Hazardous Locations.

    • Southwire Type MC Cable - meets or exceeds the following requirements:
  • UL Online Product Guide Info - Metal-Clad Cable (PJAZ) ( www.ul.com )
  • Federal Specification A-A59544 (formerly J-C-30B)
  • NFPA 70 (National Electrical Code), Article 330
  • Listed for use in UL 1, 2 and 3 Hour Through Penetration Firestop Systems

    • Specifications

    Cond. Size18 AWG18 AWG
    Conductor Number55
    ColorBK, RD BE, WE, GNBK, RD BE, WE, GN
    Diameter Over Conductor0.040 inch0.10 cm
    Cond. StrandsSolidSolid
    Insulation Thickness15 mils0.38 mm
    Approx. OD0.442 inch1.12 cm
    Approx. Weight109 lbs/1000'162 kgs/km

    Standards & references

    • ASTM B3 Soft or Annealed Copper Wire
    • UL 66 Fixture Wire
    • UL 1569 Metal-Clad Cables
    • UL 1685 FT4 Vertical-Tray Fire Propagation and Smoke Release Test
    • IEEE 1202 FT4 Flame Test (70,000) BTU/hr Vertical Tray Test
    • RoHS-2 (European Directive 2011/65/EU)
    • Buy American: Compliant with Buy American Requirements, found in 49 U.S.C. § 5323(j); specify “Made in the USA Only!” when ordering to ensure your project receives American made products.
    • VW-1 (Vertical-Wire) Flame Test