Other

Model
HL-4040CN
HL-4050CDN
HL-4070CDW
Power consumption
Printing
Average 510 W at 25 °C (77 °F)
Average 510 W at 25 °C (77 °F)
Average 510 W at 25 °C (77 °F)
Standby
Average 85 W at 25 °C (77 °F)
Average 85 W at 25 °C (77 °F)
Average 85 W at 25 °C (77 °F)
Sleep
Average 20 W
Average 20 W
Average 23 W
Noise level
Sound Pressure
Printing
54 dB (A)
Standby
30 dB (A)
Sound power
Monochrome
Printing
LWAd = 6.6 Bell (A)
Standby
LWAd = 4.8 Bell (A)
Colour
Printing
LWAd = 6.6 Bell (A)
Standby
LWAd = 4.8 Bell (A)
Ecology
Power save
Yes
Toner save1
Yes
1
We do not recommend Toner Save for printing Photo or Gray Scale images.