This page contains paper rolls suitable for use in the ER-420M, and
additional information on the Sam4s ER-420M where appropriate in
order to help you identify your machine and select the appropriate
paper rolls, thermal paper, ink ribbon and rollers. Products listed
are not manufactured or endorsed by Sam4s and the terms Sam4s
and Sam4s ER-420M are used for identification purposes.
Products listed on this page are guaranteed compatible with the
Sam4s ER-420M - please see our 30-day money-back guarantee.