Flexible metal conduit (FMC)

Category Metallic conduit

Certificate: UL Listed
Standard: UL 1, NFPA 70
Material: Aluminum strip / carbon steel strip
Surface: Mill finish or anodized / hot-dip galvanized
Type: Type RW (Reduced wall), greenfield / Type XRW (Extra reduced wall)

Product Details

Flexible metal conduit (FMC), often called Greenfield conduit, is manufactured from aluminum or steel strip through a helical winding process with interlocked construction. This flexible metal raceway provides robust mechanical protection for electrical wiring while allowing versatile routing in complex installations.

Available size (Type RW with UL)

Trade size	Material	Length (m)	Ref. No.
3/8″	Aluminum / steel	100 / 50, as coil	C1901 (UL)
1/2″	Aluminum / steel	100 / 50, as coil	C1902 (UL)
3/4″	Aluminum / steel	100 / 50, as coil	C1903 (UL)
1″	Aluminum / steel	100 / 50, as coil	C1904 (UL)
1-1/4″	Aluminum / steel	50 / 25, as coil	C1905 (UL)
1-1/2″	Aluminum / steel	50 / 25, as coil	C1906 (UL)
2″	Aluminum / steel	50 / 25, as coil	C1907 (UL)
2-1/2″	Aluminum / steel	25 / 10, as coil	C1908 (UL)
3″	Aluminum / steel	25 / 10, as coil	C1909 (UL)
4″	Aluminum / steel	25 / 10, as coil	C1910 (UL)

Available size (Type XRW with ISO)

Trade size	Material	Length (m)	Ref. No.
3/8″	Aluminum / steel	100 / 50, as coil	C1921 (ISO)
1/2″	Aluminum / steel	100 / 50, as coil	C1922 (ISO)
3/4″	Aluminum / steel	100 / 50, as coil	C1923 (ISO)
1″	Aluminum / steel	100 / 50, as coil	C1924 (ISO)
1-1/4″	Aluminum / steel	50 / 25, as coil	C1925 (ISO)
1-1/2″	Aluminum / steel	50 / 25, as coil	C1926 (ISO)
2″	Aluminum / steel	50 / 25, as coil	C1927 (ISO)
2-1/2″	Aluminum / steel	25 / 10, as coil	C1928 (ISO)
3″	Aluminum / steel	25 / 10, as coil	C1929 (ISO)
4″	Aluminum / steel	25 / 10, as coil	C1930 (ISO)