Part #MDS017-2644 Steris Part #260062401 Old Steris Part #266846 FLOAT SWITCHIncludes (2) Fully Insulated Male 14" Tabs & (2) Insulated Female Tabs (Part #RPT015)Fits: Reservoir Assembly Float Block Assembly Model This Part Fits: System 1 (89A1), System 1 (90A1), System 1 (90A2), System 1 (90B1), System 1 (99A1), System 1 (99A2)