The Comet CS-290R is an N-Female/N-Female connector with surge protection that helps protect your communications equipment from amperage spikes that can be caused during severe thunderstorms.
Important: Please note that surge protection can fail in extreme situations.
Key Features of the Comet CS-290R:
- A special overvoltage arrester element is included, which allows automatic grounding to earth in case of too high a voltage value.
- Small size, but large capacity for high amperage.
- Long life of thousands of times repeat.
- Extremely high sensitivity to high surplus currency.
- Coaxial arrester of the type realized low insertion loss and wide frequency coverage.
Why Deltron?
💚 18 years of experience in communications equipment and accessories
Our knowledge is your security. Since 2007 we have been helping professionals and enthusiasts with reliable solutions.
💚 Fast delivery from stock. Ordered today = fast delivery. No waiting time, but certainty.
💚 100% original A-brand products. At Deltron you only buy original, certified products from renowned brands - no counterfeits, no worries.
💚 Buy on account for business customers (B2B). Easy and trusted payment via invoice. Specially for companies and governments.
💚 Pay afterwards or in 3 installments with Klarna and iDeal-in3. Order safely and quickly online at Deltron and pay afterwards with Klarna or choose iDeal-in3 and pay in 3 installments without interest and BKR registration.
💚 Certified webshop with reliable reviews. Deltron is Webshop Keurmerk-certified and reviewed via Trustpilot - so you can be sure that you order safely and reliably.


