Description Fits Westfalia-Surge Pulsator Control boxes Fits GEA Westfalia Surge power boxes listed below 7750-0021-279 pulsation control 7750-0034-480 Omni and Optic 500 7750-0113-849 Power Supply 21279 Surge pulsation box old Babson Surge number was 19336 Original parts by GEA Farm Technologies Inc updated 6/26
