The Walchem EWB31Y1-PE pump is now obsolete and has been replaced by the EWN-B31PEUY pump which has more I/O and, therefore, offers greater flexibility. Both the EWB31Y1-PE and the EWN-B31PEUY have the same specifications of 3.3 GPH, 30 PSI, DIG/ANA INPUT, PP/CE/EPDM, 1/2" OD, 115 VAC.
Please click here to view and/or purchase the new replacement pump and to view literature.