For your convenience, Atop offers an online return merchandise service. Please contact an FAE for approval before submitting a "Return Merchandise Authorization" (RM) Request.

Product View Atop products online. Click below to view detailed information about our industrial networking and communications products online.

For a product list download our latest Networking brochure catalog and Protocol Brochure catalog.


To design the best industrial automation and communication products for customers worldwide.


To continuously innovative and manufacture the highest quality custom and off-the-shelf industrial communications products.