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Welcome to Sky High Supply, your trusted source for commercial-grade telecom and electrical supplies. Whether you're managing a large-scale infrastructure build or tackling an urgent job site repair, we’ve got the inventory and speed Northeast contractors rely on.

Based in New Jersey and serving New York, Pennsylvania, Connecticut, and beyond, we carry top-tier products from the brands you trust—JMA, Southwire, ConcealFab, and more.

Browse our best-selling categories:

  •  Fiber Jumpers & PIM Solutions

  • THHN & Copper Wire

  • Conduit, Unistrut, and Mounting Hardware

  • Lugs, Barrel Cushions, Tapes, and Accessories

  • Safety Labels & Reflective Markers

Need help finding a product? Our knowledgeable team is here to support electrical contractors, telecom techs, and infrastructure pros every step of the way.

  • AT&T Caution 2 Rooftop Sign (PIM Rated) by Sky High Supply Company
    AT&T Caution 2 Rooftop Sign (PIM Rated)
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    AT&T Caution 2 Rooftop Sign (PIM Rated)

    $17.95
    $17.95
  • Universal Ground Kit (1/2") by Sky High Supply Company
    Universal Ground Kit (1/2")
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    Universal Ground Kit (1/2")

    $26.00
    $26.00
  • 100 Meter RET AISG 2.0 Male to Female Assembly
    100 Meter RET AISG 2.0 Male to Female Assembly
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    100 Meter RET AISG 2.0 Male to Female Assembly

    $350.00
    $350.00
  • 2S2-14 - 2 Hole Lug - professional cable management hardware from Sky High Supply. 2S2-14 - 2 Hole Lug - professional cable management hardware from Sky High Supply.
    2S2-14 - 2 Hole Izzy Lug
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    2S2-14 - 2 Hole Izzy Lug

    $3.50
    $3.50
  • JS005-34NOK-RV2 (Adaptor NOKIA RRH to 3/4" Seal Tight) by Sky High Supply Company JS005-34NOK-RV2 (Adaptor NOKIA RRH to 3/4" Seal Tight)
    JS005-34NOK-RV2 (Adaptor NOKIA RRH to 3/4" Seal Tight)
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    JS005-34NOK-RV2 (Adaptor NOKIA RRH to 3/4" Seal Tight)

    $27.00
    $27.00
  • i22-14R Right Angle Lug by Sky High Supply Company i22-14R Right Angle Lug
    i22-14R Right Angle Lug
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    i22-14R Right Angle Lug

    $6.00
    $6.00
  • 4 Ft Black Heat Shrink 1" 3:1 Ratio by Sky High Supply Company
    4 Ft Black Heat Shrink 1" 3:1 Ratio
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    4 Ft Black Heat Shrink 1" 3:1 Ratio

    $9.00
    $9.00
  • Siemon's Color Coded Cuff LG (25 Pack) - Multiple Colors by Sky High Supply Company
    Siemon's Color Coded Cuff LG (25 Pack) - Multiple Colors
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    Siemon's Color Coded Cuff LG (25 Pack) - Multiple Colors

    $8.00
    $8.00
  • Izzy Industries 70 Meter RET AISG 2.0 Cable Male to Female
    70 Meter RET AISG 2.0 Cable
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    70 Meter RET AISG 2.0 Cable

    $275.00
    $275.00
  • Izzy FI22-14 #2 Flex Lug – 2-hole electrical connector with 1/4" holes and 5/8" spacing for TelcoFlex cable
    FI22-14 Izzy Lugs – #2 Flex 2-Hole Lug, 1/4" Holes
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    FI22-14 Izzy Lugs – #2 Flex 2-Hole Lug, 1/4" Holes

    $3.00
    $3.00
  • #10 Red Stranded THHN Wire (Per Foot) by Sky High Supply Company
    #10 Red Stranded THHN Wire (Per Foot)
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    #10 Red Stranded THHN Wire (Per Foot)

    $0.75
    $0.75
  • #10 Black Stranded THHN Wire (Per Foot) by Sky High Supply Company
    #10 Black Stranded THHN Wire (Per Foot)
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    #10 Black Stranded THHN Wire (Per Foot)

    $0.75
    $0.75
  • #2 Solid Tinned Copper (Per Foot) by Sky High Supply Company
    #2 Solid Tinned Copper (Per Foot)
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    copperwire
    #2 Solid Tinned Copper (Per Foot)

    $5.00
    $5.00
  • LC-LC Duplex OM4 Multi Mode Aqua PVC Fiber Jumper by Sky High Supply Company
    LC-LC Duplex OM4 Multi Mode Aqua PVC Fiber Jumper
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    LC-LC Duplex OM4 Multi Mode Aqua PVC Fiber Jumper

    $20.00
    $20.00
  • Cope Ladder Hold Down Clip (Gator Clip) by Sky High Supply Company
    Cope Ladder Hold Down Clip (Gator Clip)
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    Cope Ladder Hold Down Clip (Gator Clip)

    $4.00
    $4.00
  • PVC Coupling (Various Sizes) by Sky High Supply Company
    PVC Coupling (Various Sizes)
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    PVC Coupling (Various Sizes)

    $1.50
    $1.50
  • Dura-Blok Pipe Support w/Rubber Base by Sky High Supply Company
    Dura-Blok Pipe Support w/Rubber Base
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    Dura-Blok Pipe Support w/Rubber Base

    $40.00
    $40.00
  • Stainless Steel Set Screw EMT Coupling (Various Sizes) by Sky High Supply Company
    Stainless Steel Set Screw EMT Coupling (Various Sizes)
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    Stainless Steel Set Screw EMT Coupling (Various Sizes)

    $3.00
    $3.00
  • Aluminum Die Cast Threaded LB (Various Sizes) by Sky High Supply Company
    Aluminum Die Cast Threaded LB (Various Sizes)
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    Aluminum Die Cast Threaded LB (Various Sizes)

    $9.00
    $9.00
  • Rigid Aluminum Coupling (Various Sizes) by Sky High Supply Company
    Rigid Aluminum Coupling (Various Sizes)
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    Rigid Aluminum Coupling (Various Sizes)

    $3.25
    $3.25
  • 90* SCH40 PVC Elbow (Various Sizes) by Sky High Supply Company
    90* SCH40 PVC Elbow (Various Sizes)
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    90* SCH40 PVC Elbow (Various Sizes)

    $15.00
    $15.00
  • Aluminum Rigid 90* Elbow (Various Sizes) by Sky High Supply Company
    Aluminum Rigid 90* Elbow (Various Sizes)
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    Aluminum Rigid 90* Elbow (Various Sizes)

    $23.00
    $23.00
  • SCH40 PVC Conduit (Various Sizes) by Sky High Supply Company
    SCH40 PVC Conduit (Various Sizes)
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    SCH40 PVC Conduit (Various Sizes)

    $20.00
    $20.00
  • EMT Conduit (Various Sizes) by Sky High Supply Company
    EMT Conduit (Various Sizes)
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    EMT Conduit (Various Sizes)

    $21.00
    $21.00
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