https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions
Product Info
RS485 lightning protection for indoor-2

RS485 lightning protection for indoor-2

Bencent Electronics Co., Ltd.
Region: China
Update: 05/11/2010
Key Specifications
Testing Standards:

ITU-T K.21 (10/700 μS) Differencial Mode:1.5KV Impedance(40Ω) Common Mode:2KV Impedance(40Ω)

Component Selection:

TSS (BS0060M*2)

https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions