Refrigerated/heating circulator, JULABO, DYNEO DD-310F RS232, 115V/60Hz, R290 Refrigerant; -30…+200C; 1kW heater. Cooling power: 300W at 20C; 270W at 0C; 210W at -10C; 120W at -20C; 20W at -30C. Adjustable flow pump 8-27L/min, 1.5-10 PSI. USB, RS232 communication and USB data-logging. External Pt100 probe port. Color TFT screen, programmable, multi-lingual. M16x1 pump fittings with 8 and 12mm barbs. 3-4L bath tank. 9.1 x 15.7 x 25.6 in, 60lbs