30 Liter New Brunswick Scientific Lab Fermenter, All 316 S/S contact parts, model # MICROS-30L B.D., MFG # M1136-0003, serial # 880710927. Vessel serial # 1711, N.B. #1507, MWP 40 PSI @ 300F. Jkt 35 PSI @ 300F. Electrical characteristics. 1 phase/220V/60HZ/10A.