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Copiers and MFPsENERGY STAR certified

Lexmark MX431adn

42 ppm mono copier.

Speed

42

pages a minute

Color

Mono

Laser / LED

Electricity a year

$3.11

23.9 kWh at 13¢/kWh

Duplex

Yes

automatic two-sided

At 42 pages a minute, the MX431adn is faster than 604 of the 1,109 copiers and MFPs certified, and 468 are faster.

Its certified typical electricity use of 23.9 kWh a year is in line with the median of 171 monochrome copiers and MFPs within 20% of its speed (25.0 kWh). Electricity is a small part of what a copier costs to run; toner or ink per page is usually the larger one.

Maker
Lexmark
Model
MX431adn
ENERGY STAR type
Multifunction Devices (MFD)
Marking technology
Laser / LED
Color
Monochrome
Speed
42 pages a minute
Size format
Standard
Automatic duplex
Yes
Typical electricity use
23.9 kWh a year (TEC method)
Default delay to sleep
15 min
On the market since
Apr 2020
ENERGY STAR certified
7 Oct 2019

Certified under the same record

The maker lists these as the same machine or a variant of it: MX431dn, Same as tested model, but without fax.

Source: ENERGY STAR certified imaging equipment dataset, US EPA, record 2358864, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the MX431adn

Certified copiers and MFPs from other makers, same color class, within 20% of its speed.

ModelTypeSpeedkWh / yrCertified
Konica Minolta bizhub 4020iMono, Laser / LED42 ppm30Aug 2019
Konica Minolta bizhub 4052Mono, Laser / LED42 ppm34Dec 2017
Kyocera M2040dnMono, Laser / LED42 ppm29Jul 2016
Kyocera M2540dwMono, Laser / LED42 ppm29Jul 2016
Kyocera M2640idwMono, Laser / LED42 ppm29Jun 2016
HP Laser MFP 432fdnMono, Laser / LED42 ppm32Dec 2019

Lexmark

More Lexmark copiers and MFPs

ModelTypeSpeedkWh / yrCertified
CX331adweColor, Laser / LED26 ppm17May 2019
CX431adwColor, Laser / LED26 ppm19Dec 2019
CX532adweColor, Laser / LED35 ppm27Dec 2022
CX625adheColor, Laser / LED40 ppm32Sep 2019
CX635adweColor, Laser / LED42 ppm30Dec 2022
CX725dheColor, Laser / LED50 ppm38Sep 2019
CX730deColor, Laser / LED42 ppm28Dec 2021
CX735adseColor, Laser / LED52 ppm36Dec 2021

All Lexmark copiers and MFPs