Exterior: Thick mild steel powder-coated material OR upgrade to SS 304/316 gradeInterior: SS 304 stainless steel matt finish or upgrade to SS 316 grade.Shelves: SS 304 stainless steel wire-mesh tray 30 kg per shelf.Insulation: Rigid polyurethane foam + glass wool insulation layer 125 mm thick Door: Single Full side open door, right open up to 120, with Lock & key.Dual door in 1800 L & 2500 L capacityWindow: Observation window on the door W 180 x H 230 mm (up to 500L) & W 250 x H 500 above 500L.multi-layered toughened vacuum glass with an anti-condensation heating device to prevent condensation.High temp illumination lamp was placed inside the chamber.Side port: 50 mm Side port with silicone closure placed on the left side of the chamber(125mm optional).Wheel: 2 breakable + 2 nonbreakable movable heavy-duty castor wheelsNoise (dB)  75 (dB) (The noise detection device is measured 1m away from the door of the chamber)TFT Control system Easy to use touch-screen interface 7 Inch multicolor display.Auto tuning facilitiesSelf-diagnostic facilitiesPassword protection of the controller functions Content and research protection feature, with configurableUSB port used to download temperature, event, and access data or to upload software updates & Dot matrix printerManaging, monitoring, and recording all alarms and user activityAlarm and SafetyHigh/Low-temperature deviation alarm.Door open alarm.Power failure alarm.Compressor overload, overheating, high voltage protection.High amp compressor cut off.MCB protection, Emergency switch, Thermostat overheat protection.

• Precise design