Advantages of 415V 4900W Quartz Infrared Lamp 1: Can switch on and off frequently 2: 1~2 seconds fast response time to full power heating 3: Output power can be adjusted simply by voltage regulator (0V~lamp rated voltage) 4: Accurate(±1 C)heating temperature control with SCR regulator 5: Small installation space, flexible horizontal or vertical burning position 6: For all industrial applications, the highest working temperature up to 1000 C 7:Special Gold reflector (90% reflective rate) and Nano-ceramic reflector (70% reflective rate) coated on lamp quartz surface to reflect and increase the infrared radiation on heated objects 8: Different objects different matched IR radiation wavelength: Short wave (1.0~1.4¼m), Fast response medium wave (1.4~2.0¼m), Carbon medium wave (2.0~4.0¼m), Medium wave (2.2~4.0¼m). 9: Higher density power output: The highest surface power output of short wave lamp is 600KW/M2, Fast response medium wave lamp is 300KW/M2, Carbon medium wave lamp is 100KW/M2, Medium wave lamp is 60KW/M2. 10: We guarantee 5000 hours average working life.