Epson LQ 1050 - B/W Dot-matrix Printer Product Support Bulletin page 6

If the power requirements of a particular Epson printer is not listed please
refer to the appropriate User's Manual for the electrical specifications.
In the event that the User's Manual is not available, locate the silver label
on the back of the Epson printer.
requirements.
The following formula is used to calculate the electrical
power requirements:
VOLTAMPS is equivalent to WATTS
VOLTAMPS = Volts * Amps
AMPS = Voltamps/Volts
BTU/HR
= Watts * 3.413
Example:
This is a reliable source for the electrical
PSB No: P-0060
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