dedicated forms printing in the most demanding point-of-sale, automation and
utility environments, ML420/421 printers are right at home in applications
such as retail sales counters, medical facilities, automotive rental and
repair shops, airline counters, financial departments and manufacturing
sites. Their print speed and versatile paper handling make them ideal for
the office, too.
built in. The ML420/421 sport
features that give them a strong edge over their predecessors as well as the
- 3-piece top cover provides easy access and
unsurpassed break resistance
- An internal cooling fan provides
continuous airflow for the printhead — maximizing throughput productivity
for long, unattended print jobs
- Additional feed rollers provide precise
forms handling and printed-character placement accuracy
Exceptional paper-handling versatility.
The ML420/421 have a zero-tear feature that accurately positions continuous
forms for a clean tear at the perforation, which eliminates wasted stock.
You also get perfect results with single sheets, index stock, labels and
envelopes, too. All with-out jams or smears.
Value that goes the distance.
The OKI ML420/421 deliver the kind of productivity usually reserved for
printers many times the price—starting with a super-fast print speed of 570
characters-per-second (in SuperSpeed Draft mode).
Then there's the rugged printhead—with its
200-million character life, powerful samarium cobalt magnets and
stored-energy pins— delivering precise, sharp characters all the way through
to the last page of a 6-part form. And the patented OKI closed-loop feedback
system that assures character placement accuracy...
The OKI ML420/421: Just turn 'em on and turn
Built to last, inside and out.
Field-proven reliability is just one reason OKI MICROLINE impact printers
are the most widely-used in North America.1
The performance-optimized power supply of the
ML420/421 has been enlarged to easily handle harsh printing conditions— and
its energy management capabilities match power expenditures to print-job
size, maximizing the life of the 9-pin printhead and other components. A
long-lasting rack-and-pinion drive system ensures print quality longer than
belt or cable systems. And the ergonomically-designed, impact-resistant
chassis protects the ML420/421 from damage, even in the toughest working
Performance that's user-friendly.
Controls are conveniently placed on the front panel for fast access. The
automatic loading of continuous and cut stock makes every print job easier,
and the design of the internal sheet separator enables easy loading of
tractor-fed paper into the rear push tractor.
OKI has a reputation for quality and
reliability no competing printer can claim—and backs it with 3 years of
warranty coverage 2 and a network of authorized OKI Dealer Service Centers
and Service Depots.
The reliable, affordable ML420/421 can work
wonders in virtually any forms-handling application.