Electrical Hook-Up / Building Wire
AutomationDirect offers three insulation types of electrical copper wire for industrial applications.
- MTW Machine Tool Wire - 10, 12, 14, 16, 18 AWG
- TFFN Fixture Wire - 16, 18 AWG
- THHN General Purpose Building Wire - 4, 6, 8, 10, 12, 14 AWG
- New! ... now in 500 ft. and 2,500 ft. spool and reel lengths
Electrical Copper Wire Available from AutomationDirect
Insulation Type - MTW
Type MTW conductors are primarily used
in control cabinets, in machine tool applications
and appliance wiring applications
at temperatures -25°C to 90°C. MTW wire
complies with the National Electrical Code
(NEC) and NFPA Standard 79. Voltage
rating for all applications is 600 volts.
Insulation Type - TFFN
Type TFFN (stranded) conductors
are primarily used as fixture
wire as specified by the
National Electrical Code (NEC),
at temperatures not to exceed
90°C in dry locations. Voltage
rating is 600 volts.
Insulation Type - THHN
Type THHN building wire is intended for
general purpose applications. It is
appropriate for new construction or
rewiring for 600 volt applications. When
used as type THHN, the conductor is suitable
for use in wet or dry locations at
temperatures not to exceed 90°C or not to
exceed 75°C in oil or coolants.
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New Product Bulletin (pdf)
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NOTE: For more details, select the "Products" tab and click on the desired "Item Code", or select the "Technical Info" tab.
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