Insert DC Power onto “Dry” Pairs

Fiber Optic Accessories - 2 Wire / 4 Wire Data Power Coupler
2 Wire / 4 Wire Data Power Coupler
The 2-Wire/4-Wire Power Coupler inserts DC power onto “dry” pairs used in SCADA service and Audio Tone Protective Relaying lines in order to power (1 or 2) 2-Wire Data CO Cards or (1) 4-Wire Data CO Card via a 24-56VDC supply.


  • Provides Line Power to RLH 2 Wire and 4 Wire Data Fiber Link Cards
  • Operates on 24-56VDC power
  • Made in USA
General Information


Lead Time: 1 to 2 Weeks*

For product questions, volume pricing and/or delivery outside of the US and Canada, please contact sales.


2 Wire / 4 Wire Data Power Coupler

Short descriptionPart numberPrice
2-Wire & 4-Wire Data Power Coupler Card8806-1251-02$330.00

*Lead times are estimates and may vary. You will be contacted within 1 business day to go over the details of your order. If you require a specific date, let us know!
*Days = Business Days

WarningWarning: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to

RLH Industries - Fiber Optic Link
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