Electrical Wires & Cables Sigma

The Sigma ProConnex knockout seals are used to close exposed holes in an outlet box or metal enclosure. These knock-out seals are of zinc-plated steel construction.

The Sigma ProConnex knockout seals are used to close exposed holes in an outlet box or metal enclosure. These knock-out seals are of zinc-plated steel construction.

The Sigma ProConnex Reducing Washers are used to decrease the size of a knockout in a steel outlet box or metal enclosure. Two of these zinc-plated steel reducing washers are required for each knockout. They are embossed for self-centering and easy installation.

Sigma's Safety Nail Plates are used to protect cable insulation from nail punctures in wooden structures. These nail plates are of zinc-plated steel construction.

The Sigma ProConnex Snap Lock Screw-In Connectors are used to terminate FMC to a knockout in a dry location box or enclosure. The Snap Lock design requires no locknut when attaching to the box for faster installation. These connectors are suitable for aluminum or steel cable and conduit. They are of die-cast zinc and spring steel construction. *

The Sigma ProConnex Conduit Locknuts are used for securing Rigid conduit, IMC and other threaded connectors to a steel outlet box or metal enclosure. These zinc-plated steel locknuts are recommended for indoor applications.

The Sigma ProConnex Clamp Type Combination Connectors are used to terminate AC, MC or FMC to a knockout in a dry box or enclosure. These die-cast zinc connectors are equipped with tri-combo screws and are suitable for aluminum or steel cable and conduit.

The Sigma ProConnex Plastic NM Cable Connectors are used to terminate NM Sheathed Cable to a 3/4-in knockout in a dry location box or enclosure. This snap-in design provides easy installation for a wide variety of cable configurations.

The Sigma ProConnex Reducing Washers are used to decrease the size of a knockout in a steel outlet box or metal enclosure. Two of these zinc-plated steel reducing washers are required for each knockout. They are embossed for self-centering and easy installation.

The Sigma ProConnex AC/MC Connectors are used to terminate AC or MC cable to a knockout in a dry location box or enclosure. These die-cast connectors are equipped with a tri-combo screw and are suitable for aluminum or steel conduit.

The Sigma ProConnex Reducing Washers are used to decrease the size of a knockout in a steel outlet box or metal enclosure. Two of these zinc-plated steel reducing washers are required for each knockout. They are embossed for self-centering and easy installation.

The Sigma ProConnex Snap Lock NM Clamp Type Cable Connectors are used to terminate NM cable or flexible cord to a 1/2-inch knockout in a dry location box or enclosure. The Snap Lock design requires no tools when attaching to the box for faster installation. These connectors are of die-cast zinc and spring steel construction.

The Sigma ProConnex knockout seals are used to close exposed holes in an outlet box or metal enclosure. These knock-out seals are of zinc-plated steel construction.

The Sigma ProConnex Reducing Washers are used to decrease the size of a knockout in a steel outlet box or metal enclosure. Two of these zinc-plated steel reducing washers are required for each knockout. They are embossed for self-centering and easy installation.

The Sigma ProConnex knockout seals are used to close exposed holes in an outlet box or metal enclosure. These knock-out seals are of zinc-plated steel construction.

The Sigma ProConnex Rain-Tight EMT Compression Couplings are used to connect two lengths of steel EMT conduit. These die-cast zinc couplings are approved for concrete-tight and rain-tight applications.

The Sigma ProConnex Rain-Tight EMT Compression Connectors are used to secure and terminate steel EMT conduit to an outlet box or enclosure in a dry or damp location. They are recommended for indoor and outdoor applications and approved for concrete-tight applications.

The Sigma ProConnex butterfly style, two-piece clamp connectors are used to terminate one or more NM or SE cables to a 3/4 or 1-in knockout in a dry location box or enclosure. These zinc-plated stamped steel connectors do not require a locknut.

The Sigma ProConnex Reducing Washers are used to decrease the size of a knockout in a steel outlet box or metal enclosure. Two of these zinc-plated steel reducing washers are required for each knockout. They are embossed for self-centering and easy installation.

The Sigma ProConnex Squeeze Connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a dry location box or enclosure. These die-cast zinc connectors are equipped with a tri-combo screw and are suitable for aluminum or steel cable and conduit.

The Sigma ProConnex EMT Compression Couplings are used to connect two lengths of steel EMT conduit. These zinc-plated steep couplings are suitable for indoor applications and approved for concrete-tight applications.

The Sigma ProConnex Double Snap Lock 90-Degree Squeeze Connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a dry location box or enclosure where a 90-degree bend is required. The patented design has a pre-assembled throat insulator and requires no tools for faster installation. These die-cast zinc connectors are suitable for aluminum or steel conduit.

The Sigma ProConnex Squeeze Connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a dry location box or enclosure. These die-cast zinc connectors are equipped with a tri-combo screw and are suitable for aluminum or steel cable and conduit.