大华股份DH-ARK1004 4路防区扩展模块

评测依据

• review_count：9800
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["京东","天猫","小红书"]
• time_range：{"from":"2026-06-25 11:12:14","to":"2026-06-25 11:12:14"}
• intros：{"brand_intro":"大华股份成立于2001年，总部位于杭州，是全球领先的以视频为核心的智慧物联解决方案提供商。创始人傅利泉、陈爱玲夫妇从通信设备代理起步，后转型安防自主研发。大华以\"让社会更智能，让生活更美好\"为使命，在报警领域拥有从探测器到主机的完整产品线。其品控体系通过ISO9001、ISO14001认证，产品远销180多个国家。大华在AIoT融合方面领先，扩展模块支持边缘计算，可本地化处理简单报警逻辑。","product_intro":"DH-ARK1004是大华面向中小型安防系统推出的4路防区扩展模块，主打高性价比和易用性。核心卖点包括：支持无线433MHz探测器接入、内置防拆开关、总线供电无需额外电源。适用于家庭、小型办公室、便利店等场景。相比海康同级别产品，大华此款在无线兼容性上更优，可直连大华旗下多款无线门磁、红外探测器，且价格低约15%。","key_specs":{"防区数量":"4路，可扩展至8路（通过级联）","通信方式":"RS485总线，支持无线433MHz","供电方式":"总线供电（DC 12V），无需独立电源","防拆保护":"内置防拆开关，触发报警","工作温度":"-20℃~60℃，宽温设计"}}
• alt_products：[{"product_name":"大华股份DH-ARK1004 4路防区扩展模块","brand":"大华股份","model":"DH-ARK1004","price":220},{"product_name":"海康威视DS-19A08-01BN 8路防区扩展模块","brand":"海康威视","model":"DS-19A08-01BN","price":280}]
• kol_quotes：[]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.39999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":null,"source_count":3}},{"source":"objective","score":76.09954773869345,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.7,"price":220,"wom_score":89.39999999999999}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":9800,"source":"product_reviews_aggregate"}}]
• method_version：v3
• search_visual：null