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  • THHN Building Wire, Copper, 12 AWG, 1C, White, Stranded, 500 ft
    $195.59 - $195.59
    $195.59
    $195.59 - $195.59
    $195.59

    THHN Building Wire, Copper, 12 AWG, 1C, White, Stranded, 500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 12 AWG, 1C, White, Stranded, 500 ft This wire & cable is selected for contractor, maintenance, and procur...

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    $195.59 - $195.59
    $195.59
    $195.59 - $195.59
    $195.59
  • THHN Building Wire, Copper, 14 AWG, 1C, Orange, Stranded, 500 ft
    $155.99 - $155.99
    $155.99
    $155.99 - $155.99
    $155.99

    THHN Building Wire, Copper, 14 AWG, 1C, Orange, Stranded, 500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 14 AWG, 1C, Orange, Stranded, 500 ft This wire & cable is selected for contractor, maintenance, and procu...

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    $155.99 - $155.99
    $155.99
    $155.99 - $155.99
    $155.99
  • THHN Building Wire, Copper, 14 AWG, 1C, Green, Stranded, 2500 ft
    $680.39 - $680.39
    $680.39
    $680.39 - $680.39
    $680.39

    THHN Building Wire, Copper, 14 AWG, 1C, Green, Stranded, 2500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 14 AWG, 1C, Green, Stranded, 2500 ft This wire & cable is selected for contractor, maintenance, and procu...

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    $680.39 - $680.39
    $680.39
    $680.39 - $680.39
    $680.39
  • THHN Building Wire, Copper, 14 AWG, 1C, Blue, Stranded, 2500 ft
    $743.99 - $743.99
    $743.99
    $743.99 - $743.99
    $743.99

    THHN Building Wire, Copper, 14 AWG, 1C, Blue, Stranded, 2500 ft

    SOUTHWIRE
    Low stock

    SOUTHWIRE THHN Building Wire, Copper, 14 AWG, 1C, Blue, Stranded, 2500 ft This wire & cable is selected for contractor, maintenance, and procur...

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    $743.99 - $743.99
    $743.99
    $743.99 - $743.99
    $743.99
  • THHN Building Wire, Copper, 14 AWG, 1C, Red, Stranded, 2500 ft
    $710.39 - $710.39
    $710.39
    $710.39 - $710.39
    $710.39

    THHN Building Wire, Copper, 14 AWG, 1C, Red, Stranded, 2500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 14 AWG, 1C, Red, Stranded, 2500 ft This wire & cable is selected for contractor, maintenance, and procure...

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    $710.39 - $710.39
    $710.39
    $710.39 - $710.39
    $710.39
  • Fusible, Safety Switch, General Duty, 240 V, 2PST, NEMA 3R
    $165.59 - $165.59
    $165.59
    $165.59 - $165.59
    $165.59

    Fusible, Safety Switch, General Duty, 240 V, 2PST, NEMA 3R

    SIEMENS
    In stock

    SIEMENS Fusible, Safety Switch, General Duty, 240 V, 2PST, NEMA 3R This industrial electrical controls & automation is selected for contractor,...

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    $165.59 - $165.59
    $165.59
    $165.59 - $165.59
    $165.59
  • STW Extension Cord, 12 AWG, Outdoor, 12/3, 1 Outlets, 5-15R, Orange, PVC, 5-15P, 100 ft
    $262.79 - $262.79
    $262.79
    $262.79 - $262.79
    $262.79

    STW Extension Cord, 12 AWG, Outdoor, 12/3, 1 Outlets, 5-15R, Orange, PVC, 5-15P, 100 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE STW Extension Cord, 12 AWG, Outdoor, 12/3, 1 Outlets, 5-15R, Orange, PVC, 5-15P, 100 ft This wire & cable is selected for contractor,...

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    $262.79 - $262.79
    $262.79
    $262.79 - $262.79
    $262.79
  • THHN Building Wire, Copper, 10 AWG, 1C, Green, Stranded, 1250 ft
    $961.19 - $961.19
    $961.19
    $961.19 - $961.19
    $961.19

    THHN Building Wire, Copper, 10 AWG, 1C, Green, Stranded, 1250 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 10 AWG, 1C, Green, Stranded, 1250 ft This wire & cable is selected for contractor, maintenance, and procu...

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    $961.19 - $961.19
    $961.19
    $961.19 - $961.19
    $961.19
  • THHN Building Wire, Copper, 10 AWG, 1C, Orange, Solid, 500 ft
    $310.79 - $310.79
    $310.79
    $310.79 - $310.79
    $310.79

    THHN Building Wire, Copper, 10 AWG, 1C, Orange, Solid, 500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 10 AWG, 1C, Orange, Solid, 500 ft This wire & cable is selected for contractor, maintenance, and procurem...

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    $310.79 - $310.79
    $310.79
    $310.79 - $310.79
    $310.79
  • THHN Building Wire, Copper, 10 AWG, 1C, Brown, Solid, 500 ft
    $302.39 - $302.39
    $302.39
    $302.39 - $302.39
    $302.39

    THHN Building Wire, Copper, 10 AWG, 1C, Brown, Solid, 500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 10 AWG, 1C, Brown, Solid, 500 ft This wire & cable is selected for contractor, maintenance, and procureme...

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    $302.39 - $302.39
    $302.39
    $302.39 - $302.39
    $302.39
  • THHN Building Wire, Copper, 12 AWG, 1C, Gray, Solid, 500 ft
    $199.19 - $199.19
    $199.19
    $199.19 - $199.19
    $199.19

    THHN Building Wire, Copper, 12 AWG, 1C, Gray, Solid, 500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 12 AWG, 1C, Gray, Solid, 500 ft This wire & cable is selected for contractor, maintenance, and procuremen...

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    $199.19 - $199.19
    $199.19
    $199.19 - $199.19
    $199.19
  • THHN Building Wire, Copper, 12 AWG, 1C, Purple, Solid, 500 ft
    $195.59 - $195.59
    $195.59
    $195.59 - $195.59
    $195.59

    THHN Building Wire, Copper, 12 AWG, 1C, Purple, Solid, 500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 12 AWG, 1C, Purple, Solid, 500 ft This wire & cable is selected for contractor, maintenance, and procurem...

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    $195.59 - $195.59
    $195.59
    $195.59 - $195.59
    $195.59
  • THHN Building Wire, Copper, 12 AWG, 1C, Green, Solid, 2500 ft
    $883.19 - $883.19
    $883.19
    $883.19 - $883.19
    $883.19

    THHN Building Wire, Copper, 12 AWG, 1C, Green, Solid, 2500 ft

    SOUTHWIRE
    Low stock

    SOUTHWIRE THHN Building Wire, Copper, 12 AWG, 1C, Green, Solid, 2500 ft This wire & cable is selected for contractor, maintenance, and procurem...

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    $883.19 - $883.19
    $883.19
    $883.19 - $883.19
    $883.19
  • THHN Building Wire, Copper, 12 AWG, 1C, Pink, Solid, 500 ft
    $187.19 - $187.19
    $187.19
    $187.19 - $187.19
    $187.19

    THHN Building Wire, Copper, 12 AWG, 1C, Pink, Solid, 500 ft

    SOUTHWIRE
    Low stock

    SOUTHWIRE THHN Building Wire, Copper, 12 AWG, 1C, Pink, Solid, 500 ft This wire & cable is selected for contractor, maintenance, and procuremen...

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    $187.19 - $187.19
    $187.19
    $187.19 - $187.19
    $187.19
  • THHN Building Wire, Copper, 12 AWG, 1C, Green, Solid, 500 ft
    $184.79 - $184.79
    $184.79
    $184.79 - $184.79
    $184.79

    THHN Building Wire, Copper, 12 AWG, 1C, Green, Solid, 500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 12 AWG, 1C, Green, Solid, 500 ft This wire & cable is selected for contractor, maintenance, and procureme...

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    $184.79 - $184.79
    $184.79
    $184.79 - $184.79
    $184.79
  • THHN Building Wire, Copper, 14 AWG, 1C, Green, Solid, 2500 ft
    $715.19 - $715.19
    $715.19
    $715.19 - $715.19
    $715.19

    THHN Building Wire, Copper, 14 AWG, 1C, Green, Solid, 2500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 14 AWG, 1C, Green, Solid, 2500 ft This wire & cable is selected for contractor, maintenance, and procurem...

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    $715.19 - $715.19
    $715.19
    $715.19 - $715.19
    $715.19
  • THHN Building Wire, Copper, 12 AWG, 1C, Yellow, Solid, 500 ft
    $224.39 - $224.39
    $224.39
    $224.39 - $224.39
    $224.39

    THHN Building Wire, Copper, 12 AWG, 1C, Yellow, Solid, 500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 12 AWG, 1C, Yellow, Solid, 500 ft This wire & cable is selected for contractor, maintenance, and procurem...

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    $224.39 - $224.39
    $224.39
    $224.39 - $224.39
    $224.39
  • THHN Building Wire, Copper, 14 AWG, 1C, Red, Solid, 2500 ft
    $583.19 - $583.19
    $583.19
    $583.19 - $583.19
    $583.19

    THHN Building Wire, Copper, 14 AWG, 1C, Red, Solid, 2500 ft

    SOUTHWIRE
    In stock

    SOUTHWIRE THHN Building Wire, Copper, 14 AWG, 1C, Red, Solid, 2500 ft This wire & cable is selected for contractor, maintenance, and procuremen...

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    $583.19 - $583.19
    $583.19
    $583.19 - $583.19
    $583.19
  • Nonfusible, Disconnect Switch, Heavy Duty, 600 V, 3PST, NEMA 4X
    $890.39 - $890.39
    $890.39
    $890.39 - $890.39
    $890.39

    Nonfusible, Disconnect Switch, Heavy Duty, 600 V, 3PST, NEMA 4X

    HUBBELL WIRING DEVICE-KELLEMS
    In stock

    HUBBELL WIRING DEVICE-KELLEMS Nonfusible, Disconnect Switch, Heavy Duty, 600 V, 3PST, NEMA 4X This industrial electrical controls & automation ...

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    $890.39 - $890.39
    $890.39
    $890.39 - $890.39
    $890.39
  • Nonfusible, Disconnect Switch, Heavy Duty, 600 V, 3PST, NEMA 4X
    $944.39 - $944.39
    $944.39
    $944.39 - $944.39
    $944.39

    Nonfusible, Disconnect Switch, Heavy Duty, 600 V, 3PST, NEMA 4X

    HUBBELL WIRING DEVICE-KELLEMS
    In stock

    HUBBELL WIRING DEVICE-KELLEMS Nonfusible, Disconnect Switch, Heavy Duty, 600 V, 3PST, NEMA 4X This industrial electrical controls & automation ...

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    $944.39 - $944.39
    $944.39
    $944.39 - $944.39
    $944.39
  • TerminlBlockMountingChannel,DINRail,PK10
    $368.39 - $368.39
    $368.39
    $368.39 - $368.39
    $368.39

    TerminlBlockMountingChannel,DINRail,PK10

    EATON BUSSMANN
    In stock

    EATON BUSSMANN TerminlBlockMountingChannel,DINRail,PK10 This electrical connectors is selected for contractor, maintenance, and procurement teams t...

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    $368.39 - $368.39
    $368.39
    $368.39 - $368.39
    $368.39
  • TerminlBlockMountingChannel,DIN,1mL,PK10
    $315.59 - $315.59
    $315.59
    $315.59 - $315.59
    $315.59

    TerminlBlockMountingChannel,DIN,1mL,PK10

    EATON BUSSMANN
    In stock

    EATON BUSSMANN TerminlBlockMountingChannel,DIN,1mL,PK10 This electrical connectors is selected for contractor, maintenance, and procurement teams t...

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    $315.59 - $315.59
    $315.59
    $315.59 - $315.59
    $315.59
  • HomeLink Upgradeable 30 Amp Manual Transfer Switch with Aluminum Power Inlet Box
    $554.39 - $554.39
    $554.39
    $554.39 - $554.39
    $554.39

    HomeLink Upgradeable 30 Amp Manual Transfer Switch with Aluminum Power Inlet Box

    GENERAC
    In stock

    GENERAC HomeLink Upgradeable 30 Amp Manual Transfer Switch with Aluminum Power Inlet Box This generators is selected for contractor, maintenance, a...

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    $554.39 - $554.39
    $554.39
    $554.39 - $554.39
    $554.39
  • Power Strip, Hospital Grade, 5 5-15R-HG, 5-15P-HG, 15 ft., White
    $197.99 - $197.99
    $197.99
    $197.99 - $197.99
    $197.99

    Power Strip, Hospital Grade, 5 5-15R-HG, 5-15P-HG, 15 ft., White

    TRIPP LITE
    In stock

    TRIPP LITE Power Strip, Hospital Grade, 5 5-15R-HG, 5-15P-HG, 15 ft., White This wire & cable is selected for contractor, maintenance, and proc...

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    $197.99 - $197.99
    $197.99
    $197.99 - $197.99
    $197.99

About Electrical

Industrial-grade electrical components, wire management, connectors, and protection devices for commercial and facility maintenance work. Whether you're wiring a temporary jobsite panel or maintaining a permanent installation, every product includes full spec documentation. Planning a jobsite with generator power? See our breakdown of the best portable generators for contractors for units that pair well with this equipment.

Electrical supplies for maintenance, wiring support, identification, power control, and jobsite service.

The Electrical collection brings together electrical parts and support supplies used by contractors and facility teams. It includes items for labeling, controls, wire management, switching, fuses, relays, boxes, covers, and installation support. Because electrical applications can be specific, product ratings and compatibility should always be reviewed before ordering.

What you can find in this collection

  • Electrical labels, signs, and identification products
  • Switches, relays, fuses, and control components
  • Wire, cable, conduit support, boxes, and covers
  • Electrical tools and installation accessories

How to choose the right products

  • Check voltage, amperage, rating, material, dimensions, and environment before selecting a product.
  • For controls and replacement parts, compare product specifications and manufacturer part number.
  • Use clear labels and identification products where safety communication or panel organization is required.

Common applications

  • Electrical maintenance
  • Panel and control work
  • Facility labeling
  • Commercial installation support

Related categories

Product examples

These links point to individual product pages so customers and search engines can move from the category hub into specific items.

For building wiring, the THHN Building Wire, Copper, 8 AWG, 1C, Gray, Stranded, 500 ft is a Southwire single-conductor stranded copper wire with PVC insulation, packaged on a spool. For Wall-Trak raceway runs, the Internal Elbow Base and Cover, White is a non-metallic Hubbell Wiring Device-Kellems elbow base and cover with a 1.25 in. bend radius. For gas appliance controls, the Resido S8610U3009 Universal from Honeywell is an intermittent pilot control for LP and natural gas with field-selectable prepurge and ignition trial timings, for single and dual rod applications. The Weatherproof Cover, Single Gang Box Type, 1 Gang, Blank Cover Type from Bell Outdoor is a gray aluminum cover with a neoprene gasket for single-gang boxes, 4 1/2 in. high and 2 3/4 in. wide. The Control Transformer, 200 VA, Not Rated, 120V AC, 208V AC from Square D is a 200 VA single-phase control transformer with an open enclosure and foot mounting, part number 9070T200D3.

Frequently asked questions

How should I compare electrical products?

Compare the application, material, size, rating, compatibility, manufacturer part number, and package quantity before ordering. For replacement parts, always check the product page specifications against the original part.

Why is this collection useful?

A well-structured collection page helps buyers narrow a large product catalog into relevant categories and product pages. It also gives search engines clearer context about how products relate to the broader category.

Electrical supplies and wiring accessories

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