Product Supplier to the Electrical Construction Industry

New

What's new at Primary Electric Supply

Our business philosophy is simple...We earn your business every day by honoring our commitments and delivering quality products accurately on time, every time.

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Expanded Availability of Medium Voltage Products

MV Cable and Accessories Product product additions

Complete Product Offering

Primary Electric Supply is Maryland's largest stocking distributor of Medium Voltage Cable and Accessories. We have recently expanded our Loadbreak and Deadbreak Elbow product offering to include both 15kV and 35kV Deadbreak. We also added 3M QS4 Splices, Richards Manufacturing R-Stack Elbows and 900AMP Deadbreak Elbows.

3M QS4 Data Sheet  
Rihcards-Mfg 15kV Deadbreak Data Sheet  
Richards-Mfg 35kV Deadbreak Data Sheet  
Richards-Mfg 15kV R-800 600/200 Amp Tap Elbow VIDEO  
Aluminum Conduit

Primary now Stocks Aluminum Conduit

American Conduit by Sapa

What's in Stock

American Conduit is a product brand of Sapa Extrusions, the Largest Aluminum Extruder in North America. The company produces over 550 million pounds of extrusions per year. American Conduit by Sapa is produced at Sapa’s extrusion facility in Burlington, North Carolina.

American Conduit by Sapa Brochure

New Products

Products for the Electrical Construction Industry

Add-On Parallel Reel
Single Compartment Parallel Reels
  Expand the Sectional Possibilities

Single Conductor Paralleling Reels give you the flexibility to configure your runs with ease. Combined with a 4 Section Paralleling reel - Single reels can be used to help add a ground, an Iso-ground, or an additional neutral to your set-up without the need for added Jacks and Bars.

WAGO 221 LEVER-NUTS
WAGO 221
 LEVER-NUTS

Setting new standards in electrical installations, WAG's new all-around connector is smaller and even more user friendly tan it's successful predecessor, the 222 Series Nuts. Connect an combo of solid, stranded, and flexible copper wires faster and more reliably. Allows for visual inspection for proper insertion with it's transparent housing.

New Siemens 400A HD Switch
AFC MC Luminary Cable
 New 400A Enclosed Safety Switch

Siemens introduces a new 400/600A Enclosed Safety Switch that offers a compact design and an industry first with standard "Lay-in" Lugs and removable lug caps, reducing the need for vertical insertion of the wire into the lug. It also has 2 lugs 1/0-600 MCM to accomodate multiple wiring options.