FreeZone Freeze Dry Systems: 1/4 hp CFC-free refrigeration systems ensure fast, environmentally-safe cooling to -50° Both feature automatic or manual start-up, contain a stainless steel collector and have a retractable 9" condensate drain hose for hot water defrost. LCD shows system vacuum in mBar, Pa or Torr, collector temperature (° or °) and alarm messages. Easy-to-follow instructions printed on right-hand side. Include 3/4" OD vacuum connector, 3 feet of 3/4" ID vacuum hose, two clamps and an 8'L three-wire cord with 20A plug. 115V, 60 Hz, single-phase, 7A. No. 133811 removes 1L of water in 24 hours and holds 1L of ice before defrosting. No. 133812 removes up to 2L of water in 24 hours and holds 2.5L of ice before defrosting.
Note: 115V, 60 Hz 90L/min. vacuum pump, drying chamber and flasks are required for operation (sold separately).