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MISC - For Sale AC Data Systems Over-VoltagePro For Sale AC Data Systems (now RayCap) SurgeBlox commercial grade over-voltage protection system. Original owner, pet-free and smoke-free since new. Install across AC panelboard mains to protect agains over-voltage. Runs self-diagnostics and gives visible alarm (lamp on front) if a module fails. If this happens, contact RayCap and they replace the module (no cost) and sometimes request to retrieve the failed module. I have only had one failure on a lightning strike which was quickly replaced and works perfectly ever since. Combination of Metal Oxide Varistor (MOV) and Silicon Avalanche Diode (SAD) protective modules. $450 shipped continental USA. Cost over $3,000 new. Listing #1748944 by KJ9I Submitted on 11/08/25 Submitted from syn-024-211-016-019.res.spectrum.com Click to Contact Back to Previous Page

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