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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!
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!

Buehler Pump - PLX-100-900

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Original price $152.90
Original price $152.90 - Original price $152.90
Original price $152.90
Current price $137.61
$137.61 - $137.61
Current price $137.61

The Buehler Circulation Pump is a direct replacement part used in Aqua-Hot hydronic heating systems to circulate coolant through the heating loop for consistent heat distribution. This pump is essential for maintaining proper flow and performance throughout the system.

Recommended OEM Replacement 
  • Buehler Pump Assembly with Harness and Terminals – PLE-100-902
Recommended Aftermarket Replacement 
Important Information
  • Versatile Applications – This pump is utilized for various functions within the heating system, including circulation, stirring, and engine preheating.
  • Genuine OEM Replacement – Designed for perfect compatibility and optimal performance in Aqua-Hot heating systems.

Compatible Models

Aqua-Hot
AHE-125-DN1 AHE-125-DN2 AHE-125-GN1 AHE-125-G01 AHE-125-G02
AHE-250-D01 AHE-250-D02 AHE-250-D03 AHE-250-P01 AHE-375-P01
AHE-375-P02 AHE-400-D01 AHE-400-D02 AHE-400-P02 AHE-450-DE5
AHE-450-DT1 AHE-600-D04 AHE-675-D04
Check Serial Number
AHE-450-DW3(A450-110266-A450-130582)
AHE-450-DE4(A450-110279-A450-130591)
Buehler Pump Kit, Retrofit Kit - PLE-100-905-FRU
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