| Model | YTST-050 | YTST-080 | YTST-108 | YTST-216 | YTST-252 |
| Test zone size (W×H×D) | 36×35×40 | 50×40×40 | 60×40×45 | 60×60×60 | 70×60×60 |
| External chamber size (W×H×D) | 120×182×150 | 143×195×160 | 151×185×185 | 151×205×200 | 151×215×200 |
| Hot zone temp. range | +80℃~+200℃ | ||||
| Cold zone temp range | -10℃~-40℃,-10℃~-60℃,-10℃~-70℃ | ||||
| Test zone temp. range | -40℃~+150℃,-55℃~+150℃,-60℃~+150℃ | ||||
| Temp. fluctuation | ±2℃ | ||||
| Temp. recovery time | <5min | ||||
| Exterior material | Painted steel | ||||
| Internal tank | Stainless steel plant #304 | ||||
| Insulation | PU+Fiberglass wool | ||||
| Heating system | Stainelss steel high temp. heater | ||||
| Cooling system | Compressor + Finned evaporator + Air(Water) cooled condenser | ||||
| Controller | Touch LCD ++ SSR + PID | ||||
| Accessories | Power test hole (50mm) Control status indicator Load shelf (2 freely adjustable) |
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| Protection | Overheat protection circuit breaker Compressor overload protection Control system overload protection Overload indicator Phase sequence protection High voltage and low voltage protection Over temperature protection Fan overcurrent protection |
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| Power supply | AC 3Ψ380V 60/50Hz | ||||
| Customization | Special requirements, custom service | ||||