HP LaserJet 4345 Multifunction Printer series - Energy consumption

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Energy consumption

Power usage drops significantly while in sleep mode, which saves natural resources and
saves money without affecting the high performance of this product. This product qualifies


(Multifunctional devices, Version 1.0), which is a voluntary program to

encourage the development of energy-efficient office products.



is a U.S. registered service mark owned by the U.S. government. As an

ENERGY STAR partner, Hewlett-Packard Company has determined that this product meets
ENERGY STAR Guidelines for energy efficiency. For more information, see



Toner consumption

EconoMode uses significantly less toner, which might extend the life of the print cartridge.

Paper use

This product's optional automatic duplex feature (two-sided printing) and n-up printing
(multiple pages printed on one page) capabilities can reduce media usage and the resulting
demands on natural resources. (The automatic duplex feature is available only for models
that include a built-in duplexer. Manual duplexing is available for all models. See

Printing on

both sides of paper (optional duplexer)



Plastic parts over 25 grams are marked according to international standards that enhance
the ability to identify plastics for recycling purposes at the end of the product's life.


Appendix F Regulatory information