... 4,20 years` experience Sixteen ports video signal SPD: NKP-TEL-4UProduct descriptionThe product is applied to video surveillance systems, matrix ... distributor, etc.) video line surge protection. Technical parametersModel and specificationNKP-TEL-4UThe typical model appliesvideo , Operation voltage5VMax. continuous operating voltage Uc8VNormal ... : BVR ≥ 2.5mm2 Sixteen ports video signal SPD: NKP-TEL-4U