RLH provides high voltage isolation through our Fiber Optic Link systems. Our card systems solutions are the safest, most reliable, and most versatile available today. We offer a wide selection of card types and chassis to fit the unique needs of Power Utilities and Telecommunication Service Providers.

 

POTS

  • Fiber Optic Isolation Systems - 2 Wire POTS

    The 2 Wire POTS (Plain Old Telephone Service) system provides transmission of standard analog phone.

    $530.00$960.00
  • Fiber Optic Isolation Systems - 2 Wire POTS Enhanced

    The 2 Wire POTS System provides transmission of standard analog phone with Caller ID and Call Forward Disconnect.

    $590.00$960.00
  • Fiber Optic Isolation Systems - 2 Channel POTS

    The 2 Channel POTS Fiber Link Cards are fully featured and hardened for substation and critical application use.

    $710.00$990.00
  • Fiber Optic Isolation Systems - 4 Channel POTS

    The 4 Channel POTS Fiber Link Cards are fully featured and hardened for substation and critical application use.

    $1,100.00$1,380.00

T1

  • Fiber Optic Isolation Systems - Single Channel T1

    The Single Channel T1 Fiber Link Card converts electrical/copper T1 signals and transports them over fiber.

    $650.00$1,020.00
  • Fiber Optic Isolation Systems - 4 Wire T1/E1 – NEBS

    The 4 Wire T1 Fiber Link Card converts an electrical/copper T1 signal and transports it over fiber.

    $650.00$1,020.00
  • Fiber Optic Isolation Systems - 2 Channel T1 Mux

    The 2 Channel T1 Fiber Link Card converts electrical/copper T1 signals and transports them over fiber.

    $960.00$1,330.00
  • Fiber Optic Isolation Systems - 4 Channel T1 Mux

    The 4 Channel T1 Fiber Link Card converts electrical/copper T1 signals and transports them over fiber.

    $1,910.00$2,310.00

2 & 4 Wire Data Cards

  • Fiber Optic Isolation Systems - 4 Wire Analog Data

    The 4 Wire Analog Data fiber link card transmits a 600 Ohm voice frequency signal over fiber.

    $610.00$980.00
  • Fiber Optic Isolation Systems - 4 Wire Data with E&M

    This system provides simultaneous transmission of 4-wire data and single or bidirectional E&M over two fibers.

    $680.00$1,050.00
  • Fiber Optic Isolation Systems - 2 Wire Data

    The 2 Wire Analog Data fiber link card provides a constant bidirectional transmission path in the VF range over fiber.

    $640.00$1,130.00

Ethernet

Serial

  • Fiber Optic Isolation Systems - RS-232 Isolation Card

    Transmits copper RS-232 serial data over fiber optic cable, supports full 9-PIN RS-232 applications.

    $560.00$860.00
  • Fiber Optic Isolation Systems - RS-232 & 485/422

    The Serial Data Fiber Link Card transports two active channels of copper serial data over fiber optic cable.

    $560.00$860.00

DDS

  • Fiber Optic Isolation Systems - 4 Wire 56 Kbps DDS

    The RLH 4 Wire 56k DDS Fiber Link cards transmits a high speed Digital Data Service (DDS) circuit over Fiber.

    $650.00$1,020.00

Control Signals

    RLH Industries - Fiber Optic Link
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