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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.

  • 10M LC-ODC Hybrid Fiber Jumper
    10M LC-ODC Hybrid Fiber Jumper
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    10M LC-ODC Hybrid Fiber Jumper

    $75.00
    $75.00
  • 5 dB LC/UPC Attenuator
    5 dB LC/UPC Attenuator
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    5 dB LC/UPC Attenuator

    $15.50
    $15.50
  • 3" x 5 1/4" U-Bolt w/ Hardware 3" x 5 1/4" U-Bolt w/ Hardware
    3" x 5 1/4" U-Bolt w/ Hardware
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     Add To Cart
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    3" x 5 1/4" U-Bolt w/ Hardware

    $5.00
    $5.00
  • 2 1/2" x 4 1/2" U-Bolt w/ Hardware 2 1/2" x 4 1/2" U-Bolt w/ Hardware
    2 1/2" x 4 1/2" U-Bolt w/ Hardware
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     Add To Cart
    2 1/2" x 4 1/2" U-Bolt w/ Hardware

    $4.00
    $4.00
  • Izzy Exothermic Dual Tube #45 Weld with dual-chamber weld metal and starting material and color-coded caps.
    Izzy Exothermic Dual Tube: #45 Weld Metal (Dual-Chamber Design)
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    Izzy Exothermic Dual Tube: #45 Weld Metal (Dual-Chamber Design)

    $135.00
    $135.00
  • LC Duplex Fiber Adapter Coupler
    LC Duplex Fiber Adapter Coupler
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    LC Duplex Fiber Adapter Coupler

    $5.50
    $5.50
  • One Click LC Fiber Cleaner
    One Click LC Fiber Cleaner
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    One Click LC Fiber Cleaner

    $40.00
    $40.00
  • Jonard Tools FCT-100 Fiber Connector Tool for LC/SC (Insertion & Extraction)-Insert and remove LC and SC fiber connectors in tight, high-density patch panels without damaging adjacent ports. The Jonard FCT-100 features rubber-protected jaws, a spring-loaded action, and comfort-grip handles for precise control where fingers can’t fit.
    Jonard Tools FCT-100 Fiber Connector Tool for LC/SC (Insertion & Extraction)
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    Jonard Tools FCT-100 Fiber Connector Tool for LC/SC (Insertion & Extraction)

    $55.00
    $55.00
  • Ericsson RDH 102 75/2 SFP28 25G fiber optic transceiver for high-speed telecom and 5G applications. Ericsson RDH 102 75/2 SFP28 25G fiber optic transceiver for high-speed telecom and 5G applications.
    Ericsson RDH 102 75/2 SFP Fiber Optical Transceiver
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    Ericsson RDH 102 75/2 SFP Fiber Optical Transceiver

    $100.00
    $100.00
  • Clear Silicone Sealant
    Clear Silicone Sealant
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    Clear Silicone Sealant

    $13.95
    $13.95
  • AT&T Acetal Banding Tool
    AT&T Acetal Banding Tool
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    AT&T Acetal Banding Tool

    $150.00
    $150.00
  • AT&T Acetal Locking Heads (Pack of 25)
    AT&T Acetal Locking Heads (Pack of 25)
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    AT&T Acetal Locking Heads (Pack of 25)

    $32.00
    $32.00
  • AT&T Acetal Banding
    AT&T Acetal Banding
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    AT&T Acetal Banding

    $75.00
    $75.00
  • Verizon AC Power Connector Verizon AC Power Connector
    Verizon AC Power Connector
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    Verizon AC Power Connector

    $100.00
    $100.00
  • VzW & AT&T DC Power Connector VzW & AT&T DC Power Connector
    VzW & AT&T DC Power Connector
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    VzW & AT&T DC Power Connector

    $100.00
    $100.00
  • Nokia SFP (Model 472949A.101) Nokia SFP (Model 472949A.101)
    Nokia SFP (Model 472949A.101)
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    Nokia SFP (Model 472949A.101)

    $75.00
    $75.00
  • Ericsson 10 Gig SFP Cards (T-Mobile) Ericsson 10 Gig SFP Cards (T-Mobile)
    Ericsson 10 Gig SFP Cards (T-Mobile)
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    Ericsson 10 Gig SFP Cards (T-Mobile)

    $55.00
    $55.00
  • T-Mobile DC Power Connector T-Mobile DC Power Connector
    T-Mobile DC Power Connector
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    T-Mobile DC Power Connector

    $85.00
    $85.00
  • 4.3/10 DIN Female Cap 4.3/10 DIN Female Cap
    4.3/10 DIN Female Cap
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    4.3/10 DIN Female Cap

    $3.00
    $3.00
  • 7/16 DIN Female Cap 7/16 DIN Female Cap
    7/16 DIN Female Cap
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    7/16 DIN Female Cap

    $6.00
    $6.00
  • 10M Outdoor Rated Fiber Patch Cord (6 Pairs of LC/LC Duplex)
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    10M Outdoor Rated Fiber Patch Cord (6 Pairs of LC/LC Duplex)

    $300.00
    $300.00
  • Black Transmitter Sticker (Pack of 5) Black 5G CBRS Transmitter Sticker – Weatherproof Reflective, Pack of 5
    Black Transmitter Sticker (Pack of 5)
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    Black Transmitter Sticker (Pack of 5)

    $50.00
    $50.00
  • AT&T Warning 1B Sign (PIM Rated) by Sky High Supply Company
    AT&T Warning 1B Sign (PIM Rated)
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    AT&T Warning 1B Sign (PIM Rated)

    $17.95
    $17.95
  • AT&T Notice 2 Sign (PIM Rated) by Sky High Supply Company
    AT&T Notice 2 Sign (PIM Rated)
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     Add To Cart
    AT&T Notice 2 Sign (PIM Rated)

    $17.95
    $17.95
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