· The microcomputer intelligent P.I.D. controller, after setting the temperature, the meter automatically controls the heating power and displays the heating status, and the temperature control is accurate and stable. · Over-temperature sound and light alarm and automatically cut off the heating power. · Built-in two-layer stainless steel shelf, the height can be adjusted freely. material： · The box body is made of high-quality cold-rolled steel plate, the surface is electrostatic sprayed, the coating is hard and firm, and it has a strong anti-rust ability. The studio is made of high-quality 304 stainless steel, with rounded corners in the box, smooth and easy to clean。 · Special low-noise fan can run stably for a long time under high temperature. ·Independent temperature limit alarm system, immediately and automatically interrupt when the temperature exceeds the limit, to ensure the smooth progress of the experiment (Optional). ·Optional multi-segment program controller, convenient for long-term multi-temperature point test (optional). ·Can be equipped with a printer or RS-485 interface, connected to a computer to record changes in parameters such as temperature (Optional).

	item	technical parameter
1	Product number	SPTCDR-9073-03	SPTCDR-9143-03	SPTCDR-9243-03	SPTCDR-9423-03	SPTCDR-9623-03
2	Volume	72L	136L	225L	429L	624L
3	heating method	Stainless steel electric heater
4	Temperature control range	Room temperature +5℃-300℃			Room temperature +5℃-250℃/ Room temperature +5℃-300℃( custom)
5	Temperature resolution	0.1℃
6	Temperature fluctuation	±0.5℃
7	Number of shelves	2			3
8	Operating Hours	1-9999 Minutes /continuous
9	Power	1600W	2200W	2400W	3580W	5440W
10	Power Supply	AC  220V 50Hz			AC 380V 50Hz Three-phase five-wire
11	Operation area mm	400×400×450	450×550×550	500×600×750	600×550×1300	800×600×1300
12	Dimensions mm	590×540×790	640×690×890	690×740×1090	820×740×1780	1020×790×1780