High efficiency light commercial circulator pump with 12m max head, 180 mm port-to-port length and 1 1/4" threaded connections The Wilo Yonos MAXO range are high efficiency glandless light commercial circulator pumps designed to enable quick and simple installation. They can be used in many types of closed circuits including central heating, air conditioning and industrial applications. The Yonos MAXO-D pumps are twin head units.
