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Electrical specifications
Printer model Electrical specification
X86x MFP low-voltage models* 100–127 V at 47–63Hz, nominal
90–137 V, extreme
X86x MFP high-voltage models 220–240 V at 50–60Hz, nominal (not available in all countries)
198–259 V, extreme
W850x SFP low-voltage models 100–127 V at 47–63Hz, nominal
90–137 V, extreme
W850x SFP high-voltage models 220–240 V at 50–60Hz, nominal (not available in all countries)
198–259 V, extreme
* Using a 220–110 power converter with 110 V printer is not recommended.
Warning—Potential Damage: Do not use voltage converters with printers.
Power requirements
The following table specifies the nominal average power requirements for the base configuration, including fuser power.
Lexmark X86x and W850x nominal average power requirements
Printing state W850 X860 X862 X864
Average power while printing continuously
1-sided (simplex)
2-sided (duplex)
700 W
560 W
730 W
600 W
800 W
660 W
830 W
660 W
Average power while idle
Power Saver mode
Ready mode
Low power/ Standby
mode
8 W
100 W
Not applicable
22 W
160 W
Not applicable
22 W
160 W
90 W
22 W
160 W
90 W
Average power while copying
Copy Not applicable 800 W 840 W 840 W
Average power while scanning
Scan Not applicable 200 W 200 W 200 W
Maximum current while printing
100 V
115 V
230 V
15 A
12 A
8 A
15 A
12 A
8 A
15 A
12 A
8 A
15 A
12 A
8 A
Normal mode 6.00 kWh/wk 6.24 kWh/wk 7.879 kWh/wk 10.516 kWh/wk
Eco mode 4.52 kWh/wk Not applicable 6.959 kWh/wk 7.443 kWh/wk
Printer specifications
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