山泽 工程级RG59同轴视频线

评测依据

• review_count：9200
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• time_range：{"from":"2026-06-26 01:03:22","to":"2026-06-26 01:03:22"}
• intros：{"brand_intro":"山泽（SAMZHE）成立于2005年，专注于电脑外设及综合布线产品，是国内领先的线缆解决方案提供商。品牌以\"工程级品质\"为理念，产品线覆盖HDMI、USB、网线及同轴线，拥有多项专利技术，在弱电工程领域口碑极佳，尤其受中小型安防工程商青睐。","product_intro":"山泽SZ-5039采用高纯度4N无氧铜导体，搭配三层屏蔽（铝箔+铜网+地线），有效抑制低频与高频干扰。线材通过Fluke测试，衰减值低于行业标准15%。外被采用阻燃PVC，符合UL认证，支持-30℃~80℃宽温工作。特别适合模拟高清（AHD/TVI/CVI）监控系统，传输距离可达300米。","key_specs":{"导体材质":"4N无氧铜","屏蔽结构":"铝箔+96编铜网+地线","阻抗":"75Ω±3","外径":"6.5mm","长度":"100米/卷","认证":"UL/CE/RoHS"}}
• alt_products：[{"product_name":"山泽 工程级RG59同轴视频线","brand":"山泽","model":"SZ-5039","price":3.5},{"product_name":"秋叶原 国标纯铜RG59同轴视频线","brand":"秋叶原","model":"Q-1203","price":2.8},{"product_name":"绿联 监控专用RG59同轴视频线","brand":"绿联","model":"11233","price":3.2}]
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