Datamax E-Class Label Printers

Model #: 42-E-4

The E-Class Mark III is a family of compact desktop thermal printers that are designed for a wide variety of industries and applications that require a reliable and cost effective barcode printer. Datamax-O’Neil applied its industrial printer expertise to provide customers with an entry level printer that has the features and reliability normally found in more expensive printers. The E-Class Mark III is affordable to own, easy to use and economical to operate.



Professional and Professional Plus are available by order. Stock of these versions varies. Please call for details on pricing and also to confirm stock and lead times.

Pick your version of E-Class printer
Ideal quantity is 1.
A $25 premium applies.


The E-Class Mark III is one of the best value buys on the market. It is competitively priced with a proven design and reliable performance that will continue to operate long after other barcode printers have failed.


Direct thermal, thermal transfer (optional)


Available in four distinct models: Basic, Advanced, Professional, Professional

+4.25” (108 mm) @ 203dpi (8 dots/mm); 4.16”(106 mm) @ 300dpi (12 dots/mm) maximum print width

6 ips [152 mm/s] maximum print speed

203 dpi [8 dots/mm], 300 dpi [12 dots/mm] optional resolution

Basic: Serial RS232, USB 2.0

Advanced: Serial RS232, USB 2.0, Parallel bi-directional, 10/100 BaseT Ethernet

Professional and Professional+: Serial RS232, USB 2.0, Parallel bi-directional, 10/100 BaseT Ethernet, USB Host, 802.11a/b/g Wireless LAN (optional), Bluetooth v2.0 (optional)