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Black Box is a leading worldwide provider of infrastructure services, communications equipment, and technical support. The company's success is firmly rooted in the original vision: to create a "central, reliable source for hard-to-find products and technical skill". Black Box is unique, distinguished by its superior technical and customer services. With plans to continue expanding its services, Black Box is poised for excellence well into the future.


Extremely sensitive avalanche-diode technology;

Minimal signal loss;

Data rates over 40 Mbps;

Simple installation at the port;

Absolute network reliability;

Perfect add-ons for short-haul modems, concentrators, muxes, or other devices that are designed to span long cable runs but are prone to noise and surges;

Clamping is 18 volts with 60-amp peak pulse current, <10-ns response time, and <40-pF maximum shunt capacity.

Availability: 4-6+ Weeks
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Black Box RS-232 Surge Protector

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