{"product_id":"cerrxian-dc12v-10ka-surge-protector-for-cctv","title":"CERRXIAN DC12V 10kA Surge Protector for CCTV","description":"\u003cp\u003e\u003cstrong\u003eCERRXIAN DC12V Surge Protector 10kA is a compact lightning arrestor designed to protect 12V security cameras, RS485 devices and other low-voltage systems from lightning-induced spikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis rugged surge suppressor combines a high 10kA impulse rating with low insertion loss to shield CCTV systems, access control panels, intercoms and alarm components from transient overvoltages. Built in an aluminum-alloy housing with UL94-V0 fire resistance, it accepts L-PE and N-PE protection modes so installers can adapt it to varied grounding schemes. The unit is purpose-made for DC12V lines and sensitive communication circuits where preserving signal integrity matters as much as preventing damage.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this protector guard my cameras and low-voltage devices?\u003c\/h3\u003e\n\u003cp\u003eThe CERRXIAN surge protector clamps sudden voltage spikes and diverts surge current away from connected equipment, minimizing stress on electronics. Its 10kA (8\/20µs) impulse capability handles common lightning-induced transients encountered on exposed installations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e10kA impulse current capacity to absorb main surge energy\u003c\/li\u003e\n  \u003cli\u003eL-PE and N-PE modes to match different grounding layouts\u003c\/li\u003e\n  \u003cli\u003eLow insertion loss to maintain camera and RS485 signal quality\u003c\/li\u003e\n  \u003cli\u003eAluminum housing for fast heat dissipation and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere should I install the CERRXIAN DC12V surge arrestor?\u003c\/h3\u003e\n\u003cp\u003eInstall the protector at entry points where external cables connect to indoor equipment—typically at DVR\/NVR inputs, alarm panels or where power and data enter a building. Placing it close to the protected device ensures the surge is clamped before reaching sensitive circuitry.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMount near camera power inputs or control panel terminals\u003c\/li\u003e\n  \u003cli\u003eUse at cable entry\/termination points for maximum effectiveness\u003c\/li\u003e\n  \u003cli\u003eCombine with proper grounding to optimize L-PE\/N-PE performance\u003c\/li\u003e\n  \u003cli\u003eIdeal for rooftop, pole-mounted or perimeter camera lines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this affect signal or power delivery for RS485 and CCTV?\u003c\/h3\u003e\n\u003cp\u003eNo significant signal degradation is expected—this model is engineered for low insertion loss so video and serial communications remain reliable. The protector clamps high-energy surges while allowing normal DC power and low-voltage signaling to pass with minimal interference.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for minimal insertion loss on 12V DC and RS485 lines\u003c\/li\u003e\n  \u003cli\u003ePreserves video quality and serial link integrity during normal operation\u003c\/li\u003e\n  \u003cli\u003eSpecifically made to suit sensitive control and communication circuits\u003c\/li\u003e\n  \u003cli\u003eDurable materials reduce performance drift over time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Installers, security integrators and building managers who deploy CCTV, access control, intercoms and alarm systems in locations exposed to lightning or electrical transients will find the CERRXIAN DC12V 10kA surge protector useful. It's a compact, installation-friendly unit for anyone wanting to add an extra layer of defense for 12V devices without compromising video or data signal quality. Pair it with correct grounding and complementary protection at service entrances for a layered surge-mitigation strategy.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this surge protector be used on RS485 data lines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It supports low insertion loss suitable for RS485 and will clamp surges while preserving data signals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the unit require a specific grounding configuration?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports L-PE and N-PE modes; use proper grounding per your site's earthing scheme for best results.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CERRXIAN","offers":[{"title":"Default Title","offer_id":48455105970333,"sku":"B0FSJH6T8B","price":20.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/cerrxian-dc12v-front-panel.jpg?v=1781719274","url":"https:\/\/nexoltic.com\/products\/cerrxian-dc12v-10ka-surge-protector-for-cctv","provider":"Nexoltic","version":"1.0","type":"link"}