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Hydronic PC Controller

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This must be customized to your specific heater, please call 206-548-1306 to place an order.

Product Description

An exclusive PC controller for Espar hydronic heaters. This hydronic PC controller is built to control the fuel metering pump, boost pump, up to four zones plus a hot water tank. It has the added feature of an optional diagnostic hookup. Designed and sold exclusively by AMC Cliffv's Marine. Each PC controller is custom built to fit your specific heater.

Available for all current Espar hydronic heaters. To order one, please have the following information available:

  • Heater model number (from the label on the heater itself or a picture of that label)
    • Model number example: 25.2325.05
  • Number of zones you need to control
  • Is the diagnostic hookup desired


  • Width:10 1/4"
  • Depth (including flange mount): 8 1/4"
  • Depth (edge to edge raised cover): 7 7/16"
  • Height: 3 11/16"


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