| Model | WHL-25A/WHL-25AB | 
		
			| Cycle Mode | Natural convection | 
		
			| Function | Temp. Range | RT+10-300℃ | 
		
			| Temp. Resolution Ratio | 0.1℃ | 
		
			| Temp. Motion | ±1℃ | 
		
			| Temp. Uniformity | ±3.5% | 
		
			| Structure | Inner Chamber | B model: mirror stainless steel; without B model: High strength galvanized sheet | 
		
			| Outer Shell | cold rolling steel electrostatic spraying exterior | 
		
			| Insulation layer | High quality rock wool board(with CE) | 
		
			| Heater | Nickel chromium alloy heating wire | 
		
			| Power rating | 0.6kW | 
		
			| Exhaust hole | φ28mm top (with function of test hole) | 
		
			| Controller | Temp. control mode | Two temperature section intelligent PID | 
		
			| Temp. set mode | Touch button setting | 
		
			| Temp. display mode | Measuring temperature: display on the four digital tubes upper row ;setting temperature: display on the lower row | 
		
			| Timer | 0-9999min(with timing wait function) | 
		
			| Operation function | fixed temperature operation, timing function, auto stop | 
		
			| Additional function | Sensor deviation correction, temperature overshoot self-tuning, internal parameter locking, power-off parameter memory | 
		
			| Sensor | K model | 
		
			| Safety device | over temperature sound-light alarm | 
		
			| Specification | Inner Chamber size(W*L*H)(mm) | 260*260*260 | 
		
			| Exterior size (W*L*H)(mm) | 380*455*568 | 
		
			| Packing size (W*L*H)(mm) | 500*530*657 | 
		
			| Volume | 18L | 
		
			| Shelf number | 6 | 
		
			| Load per rack | 15kg | 
		
			| Shelf space | 29mm | 
		
			| (50/60HZ)Current rating | AC220V/2.7A | AC220V/0.8A | 
		
			| NW/GW (kg) | 27/35 | 
		
			| Accessory | Shelf | 2 | 
		
			| optional accessories | Shelf |