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12HP LaserJet Pro M404 printer, MFP M428 series
Environmental and power specications—404 series
HP LaserJet Pro M404n HP LaserJet Pro M404dn HP LaserJet Pro M404dw
Environmental ranges
Temperatures Operating: 15 to 32.5° C (59 to 90.5° F); Recommended operating: 17.5 to 25° C (63.5 to 77° F); Storage: -20 to 40° C (4 to
104° F)
Relative Humidity
Operating range: 10 to 80% RH; Recommended operating range: 30 to 70% RH
Acoustic power emissions
36
Ready mode: 2.5 B(A);
Active print: 6.7 B(A)
Ready mode: 2.6 B(A); Active print: 6.7 B(A) (dn/dw models)
Acoustic pressure emissions
(bystander)
Ready mode: 15 dB(A);
Active print: 53 dB(A)
Ready mode: 15 dB(A); Active print: 54 dB(A) (dn/dw models)
Power specications
37
Power supply 110-volt input voltage: 100 V-127 V nominal @ +/-10%; 50-60 Hz nominal +/- 2 Hz
220-volt input voltage: 220 V-240 V nominal @ +/-10%; 50-60 Hz nominal +/- 2 Hz
(Not dual voltage, power supply varies by part number with # option code identier)
Power consumption Active: 495 watts; Ready: 5.5 watts; Sleep: 0.5 watts; HP Auto-O/Wake on LAN: 0.5 watts; Auto-O/Manual-on: 0.5
watts; Manual o: 0.5 watts
Typical electricity
consumption (TEC)
N/A Blue Angel: 1.10 kWh/week
ENERGY STAR®: 1.228 kWh/week
Energy-saving features HP Auto-On/Auto-O Technology
4
(all models)
Environmental specications N/A Blue Angel compliant, ENERGY STAR certied; EPEAT® Silver
38
(dn/dw models)
Safety and regulatory
compliance
IEC 60950-1:2005 +A1:2009+A2:2013/EN 60950-1:2006 +A11:2009+A1:2010+A12:2011+A2:2013; IEC 60825-1:2014/EN
60825-1:2014 (Class 1 Laser/LED Product); IEC 62479:2010/EN 62479:2010
Electromagnetic emission
standard
CISPR 32:2012/EN 55032:2012 - Class B, CISPR 32:2015/EN 55032:2015 - Class B, EN 61000-3-2:2014, EN 61000-3-
3:2013, EN 55024:2010+A1:2015, FCC Title 47 CFR, Part 15 Class B / ICES-003, Issue 6; Other EMC approvals as required
by individual countries
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