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Surge Protector Poe Inline, Mode A

Protect your network from surges generated by PoE-enabled devices.


11 In Stock
Same Day Shipping (before 5PM ET)
Extended Double Diamond™ Warranty Available (3 Additional Year)

*Required field

Product Features

  • Protects network devices from surges generated by a Power over Ethernet (PoE) enabled device.
  • Works with Mode A-pinned 802.3af power source equipment (PSE) devices.
  • Helps ensure maximum system uptime for security CCTV and wireless PoE networks.
  • Boasts high-speed, high-energy handling capacity to protect against overvoltage problems.


  • Provides 60 volts of clamping protection with a response time of less than 5 ms.
  • Equipped with advanced avalanche diode and thyristor technology.
  • Features low shunt capacitance (< 75 pF) to reduce signal loss.
  • Guards against transient surges from PoE connections, whether from lightning strikes, ground loop currents, electrostatic discharge, or other power anomalies.
  • Very compact. Includes 6"-long RJ-45 male/male adapter and 14 AWG ground wire with fork terminal.
  • Installs in-line between the incoming communications line and the I/O port of the equipment you want to protect.
  • For maximum protection, order multiple units to install at both ends of all PoE data lines.
  • RoHS compliant.

  • Tech Specs

    cUL 0
    UL 0
    CE Approval Yes
    Connectors (1) RJ-45; (1) RJ-45 on adapter lead
    Dimensions 1"H x 1.5"W x 3.6"D (2.5 x 1.3 x 9.1 cm)
    Maximum Shunt Capacitance < 75 pF
    Peak Pulse Current 50 amps
    Pinning Protection MTJ-PoE-60-vA on RJ-45
    PoE Mode Mode A
    Response Time < 5 ns
    Standard Clamping Voltage 60 volts

    * Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 877-877-2269.



    Double Diamond Warranty

    Extended 1 Year Warranty Available

    Protect your purchase with an additional 1 Year Double Diamond™ warranty!
    Cost: $6.50

    Extended 3 Year Warranty Available

    Protect your purchase with an additional 3 Year Double Diamond™ warranty!
    Cost: $12.99


    Double Diamond™ Warranty (Standard)

    Take the risk out of equipment purchases with the Double Diamond™ Warranty from Black Box Network Services.

    The Double Diamond Warranty is our warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

    The Surge Protector Poe Inline, Mode A comes with a standard 10 Year Double Diamond™ Warranty (Standard) already included.

    During the warranty period, Black Box Network Services will repair or replace your damaged equipment within one week of receipt at NO CHARGE!*

    Plus, get an Extended Double Diamond Warranty.

    You can also extend your warranty or protect a previously purchased Black Box® brand product** for an additional year—for only 10% of the purchase price! Or, extend your coverage for a full three years for only 20% of the purchase price!

    Ordering an extended warranty is easy: When viewing a product in your shopping cart, just select the one or three years of additional coverage in the dropdown menu under “Warranty Options.” For details, contact Customer Service at 724-746-5500.

    * Warranty subject to certain exclusions and limitations ** Certain products may not be eligible.

    What’s more, we also have a 45-day return policy. Simply call Customer Service for a Return Authorization (RA) number, return your product in new condition and in the original package, and receive a full refund.