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Lightning protection and grounding

13 CompleTech part numbers. Pick the frequency band, compare the specifications, request a quote.

Representative photo. Your part may look different.

LP quarter-wave lightning protectors (insertion loss under 0.1 dB, surge current over 20 kA, 8/20 μs), the SG closed spark gap ("can handle lightning discharge currents of 100 kA (8/20 µs)"), the LR lightning rod support, the GS grounding strip and the GC grounding cable (ComAnt catalog, pp. 70–78).

70–90 MHz 1

  • LP80Quarter wave lightning protector
    Frequency
    70-90 MHz
    Connector
    N-female – N-male/TNC-female – TNC-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    690 mm
    Weight
    250 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

126–154 MHz 1

  • LP140Quarter wave lightning protector
    Frequency
    126-154 MHz
    Connector
    N-female – N-male/TNC-female – TNC-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    430 mm
    Weight
    195 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

144–176 MHz 1

  • LP150Quarter wave lightning protector
    Frequency
    144-176 MHz
    Connector
    N-female – N-male/TNC-female – TNC-male/UHF-female – UHF-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    390 mm
    Weight
    190 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

210–250 MHz 1

  • LP230Quarter wave lightning protector
    Frequency
    210-250 MHz
    Connector
    N-female – N-male/TNC-female – TNC-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    290 mm
    Weight
    170 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

315–385 MHz 1

  • LP350Quarter wave lightning protector
    Frequency
    315-385 MHz
    Connector
    N-female – N-male/TNC-female – TNC-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    220 mm
    Weight
    150 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

380–475 MHz 1

  • LP400Quarter wave lightning protector
    Frequency
    380-475 MHz
    Connector
    N-female – N-male/TNC-female – TNC-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    190 mm
    Weight
    150 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

770–890 MHz 1

  • LP830Quarter wave lightning protector
    Frequency
    770-890 MHz
    Connector
    N-female – N-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    135 mm
    Weight
    135 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

830–960 MHz 1

  • LP900Quarter wave lightning protector
    Frequency
    830-960 MHz
    Connector
    N-female – N-male/TNC-female – TNC-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    130 mm
    Weight
    130 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

2300–2500 MHz 1

  • LP2400Quarter wave lightning protector
    Frequency
    2300-2500 MHz
    Connector
    N-female – N-male/TNC-female – TNC-male
    VSWR
    <1.2
    More specifications
    Mounting
    M8
    Length
    130 mm
    Weight
    140 g
    Insertion loss
    < 0.1 dB*
    Surge current
    > 20kA (8/20 μs)*
    Temperature
    -40ºC - +80ºC*

    * From CompleTech's datasheet for the LP family, ComAnt catalog (March 2026), page 73.

Other parts 4

Need it built, not just bought?

Our UL 508A panel shop in Brookfield, Wisconsin builds radio and telemetry enclosures: the radio, the lightning protection and the cabling, wired and tested. Build to print or PLC and control panels.