What is the power consumption of the HP LaserJet Pro 4004 series?
The printer consumes 495 watts during active printing, 5.5 watts when in ready mode, and 0.5 watts in sleep mode. In Auto-Off/Wake on LAN mode it consumes 0.5 watts, and only 0.05 watts when in Auto-off/Manual-on or Manual Off mode. The power supply is internal and built-in. (Page 4)
From the official HP Laserjet Pro 4001 4004n DN DW D Printer manual, page 4
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