HP Officejet Pro L7550 - Electrical specifications

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Electrical specifications

Power supply
Universal power adapter (external)

Power requirements
Input voltage: 100 to 240 VAC (± 10%), 50/60 Hz (± 3Hz)
Output voltage: 32 Vdc, 2500 mA

Power consumption

L7300/L7500: 32 watts printing; 35 watts faxing or copying

L7600/L7700: 33 watts printing; 37 watts faxing or copying