The DSL-ES-257 is an industrial Ethernet to 2 x RS-232 converter, offering network integration for multiple RS-232 devices. With a wide range 5–30V DC power input, housed within a compact (106 x 105 x 28mm) IP-30 rated case.

Quick Spec

Peripheral Type:

Expansion Module

Ambient Temperature:


Mounting Type:

DIN Rail



For the full specification, see below:

You are currently requesting a product quote for: ES-257

Your Name (*)

Your Email (*)

Phone Number (*)

Company Name

How did you find us? (Please be as descriptive as possible, it's really useful information!)

Additional comments:

Need further information?
Call us: +44 (0)1462 675530 or
Email us: sales@dsl-ltd.co.uk