SPEC 60503

Alflex™ Type SWA Standard Wall Aluminum Flexible Metal Conduit

Aluminum Flexible Metal Conduit. High Strength Aluminum Alloy Strip. UL and CSA Listed.



  1. Armor:Alflex™Type SWA is manufactured with a lightweight, high strength aluminum alloy. Metal strip is helically formed into continuously interlocked flexible metal conduit that can withstand impact and crushing forces.

Applications and Features:

Alflex™Type SWA (Standard Wall Aluminum) Flexible Metal Conduit is suitable for the following installations:
  • Environmental air-handling spaces per NEC 300.22(C)
  • Power and lighting branch circuit conductors and cables for connecting receptacles, luminaires, equipment, office partitions, etc.
  • Metal raceway for wires and cables per NEC (ANSI/NFPA-70) Article 348
  • Motor feeder, branch, and control circuit conductors and cables
  • Class 1, Class 2, Class 3 Remote-control, signaling, and power-limited circuit conductors and cables
  • Fire alarm system conductors and cables of power-limited or non-power-limited fire alarm circuits
  • Voice, data, communications and video cables including CATV and optical fiber cables.
  • Concealed or exposed installations per NEC 348 and the applicable NEC provisions.
  • Elevators, hoistways, and escalators per NEC 620.21
  • Listed wired fixtures per NEC 410.77(C)
  • Raised floors for connection of information technology per NEC 645.5(D)(2) and 645.5(D)
  • As a grounding conductor for lengths up to 6 feet (20A max) as per NEC 250.118(5)
  • Cranes & hoists per NEC 610.11(C)
  • Electric signs and outline lighting per NEC 600.7, 600.31 (1000 volts or less), and 600.32 (>1000 volts)
  • Hazardous location, Class 1, Div. 2, for flexible connectors only per NEC 501.10(B)(2) & 501.30(B)
  • UL 1, 2, & 3 Hour Through-Penetration Firestop Systems: C-AJ-1462, C-AJ-1463, C-AJ-1464, W-L-1308, and W-L-1309

  • Southwire Alflex™Type SWA (Standard Wall Aluminum) meets or exceeds the following requirements:
  • UL Listed per UL 1, Standard for Safety for Flexible Metal Conduit, ANSI/UL-1
  • CSA Listed per CSA 22.2 No. 56 per Canadian Electrical Code C22.1 Section 12-1000
  • Meets federal specification WW-C-566c
  • NEC Type Designation - Article 348, Type FMC (flexible metal conduit)
  • UL Product Category- DXUZ
  • REACH/RoHS-2 (Chemical Limit) Compliant

  • Features
  • Provides mechanical protection for conductors and cable
  • For use with listed connectors intended for NEC Type FMC (Flexible Metal Conduit)
  • 66% lighter than steel
  • Cuts 80% faster than steel
  • Smooth interior for easy wire pulling
  • High strength aluminum alloy construction
  • Superior corrosion resistance
  • Built in flexibility for simplified positioning
  • Alflex™ - Type SWA
    Trade SizeInner Diam (Min/Max)Outer Diam (Min/Max)WeightMinimum Bend Radius

    Put Ups

    100 ft500 ft1000 ft

    Revision: 1.000.004

    Updated On: Jan. 17, 2024, 4 p.m. UTC