Citel - 80 ans

Founded in 1937, CITEL is an industrial group which designs, manufactures and markets solutions for the protection of electrical equipment, data, and fixed and mobile telephony as well as for photovoltaic installations against transient overvoltages.

Our products selection

  • DIN Rail Telecom/Data surge protector
    DLAS-48D3

    DLA surge protectors are designed to protect, against surge voltages due to lightning, terminals equipment connected to industrial buses, telecom lines or datalines.
    These surge protectors must be installed on symmetrical DIN rail and are available for most of the transmission lines: line voltage from 6 to 170V, bitrate up to 10 Mbit/s.

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  • DLPM series
    DLPM1-230L

    DLPM range SPD for LED lighing system Class 1 Mechanical status indicator

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CITEL News


  • New video

    How to choose THE primary SPD of the installation ?

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  • New Video

    When a SPD must be replaced ?

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