Overview Product Description H41, order number 174035MF-113, Three Piece Hot Water Circulator Pump, 1/6 h.p. 115V single phase built in thermal overload protection, fitting in place of Bell & Gosset PR. These custom circulators feature the classic horizontal in-line design, engineered for durability and smooth operation. Designed for large flow applications. Impellers and motors are fine-tuned to meet the exact system requirements. Product Videos Custom Field Product Reviews