Skip to content
FREE USPS GROUND ADVANTAGE SHIPPING on items OVER $75.00 (UNDER 1 LB.) based on the weight per item. If you can't find a part you are looking for, call or text us at 970-518-3085! Holiday Notice: Please be advised that we will be closed for the holidays on December 24–26, 2025, and December 31, 2025 through January 2, 2026.
FREE USPS GROUND ADVANTAGE SHIPPING on items OVER $75.00 (UNDER 1 LB.) based on weight per item. If you can't find a part you are looking for, call or text us at 970-518-3085! Holiday Notice: Please be advised that we will be closed for the holidays on December 24–26, 2025, and December 31, 2025 through January 2, 2026.

8 Pole Terminal Electronic Controller Plug - ELX-312-499

Save 10% Save 10%
Original price $7.96
Original price $7.96 - Original price $7.96
Original price $7.96
Current price $7.16
$7.16 - $7.16
Current price $7.16

The 8 Pole Terminal Electronic Controller Plug is a direct replacement part used in Aqua-Hot & Hydro-Hot hydronic heating systems to connect key electrical circuits to the system control board. This plug ensures secure communication between system components and the controller.

Important Information
  • Secure Connection: Provides a stable interface between the electronic control board and wiring harnesses, essential for the proper functioning of the heating system.
  • Maintenance Tip: Regular inspection of electrical connectors is recommended to identify signs of wear or corrosion, which could impact system performance.
  • Genuine OEM Replacement – Designed for perfect compatibility and optimal performance in Aqua-Hot & Hydro-Hot heating systems.

Compatible Models

Aqua-Hot
AHE-100-03S AHE-100-04S AHE-120-03X AHE-120-04X AHE-130-03X
AHE-130-04X AHE-400-D01 AHE-400-P01 AHE-450-DE1 AHE-450-DE2
AHE-450-DW3 AHE-450-DE4 AHE-450-DM1 AHE-525-D01 AHE-525-D02
AHE-600-D01 AHE-600-D02 AHE-600-D03 AHE-675-D01 AHE-675-D02
AHE-675-D03
Hydro-Hot
HHE-200-01E HHE-200-02E HHE-200-03E HHE-200-04E HHE-200-05E
HHE-500-01M HHE-500-02M HHE-500-03M HHE-500-04M HHE-500-05M
HHE-200-06E HHE-200-07E HHE-200-08E HHE-200-09E 2001-E
HHE-500-06M HHE-500-07M HHE-500-08M HHE-500-09M HHE-102-0EE

Help Me Find My Model Number

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare