长城TFX300 300W TFX电源

评测依据

• review_count：2100
• rating_avg：4.4
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 03:41:00","to":"2026-06-26 03:41:00"}
• intros：{"brand_intro":"长城电源成立于1989年，是中国大陆老牌电源制造商，隶属于中国长城科技集团。品牌拥有从研发到生产的完整产业链，产品覆盖消费级、服务器及军工领域。凭借高性价比和稳定的本土化服务，长城电源在国内DIY市场占有率长期位居前三，是许多入门级和升级用户的首选。","product_intro":"GW-TFX300是长城面向入门市场推出的TFX电源，额定功率300W，通过80 PLUS白牌认证。采用非模组设计，配备20+4pin主供电和多个SATA/IDE接口，兼容老旧硬盘和光驱。内置80mm风扇，支持过压、过流、短路保护。+12V输出20A，专为办公、家用及低功耗HTPC设计，是替换品牌机电源的性价比之选。","key_specs":["额定功率：300W","认证：80 PLUS白牌","模组化：非模组","风扇：80mm静音风扇","+12V输出：20A","尺寸：85×65×175mm (TFX标准)"]}
• alt_products：[{"product_name":"长城TFX300 300W TFX电源","brand":"长城（Great Wall）","model":"GW-TFX300","price":199},{"product_name":"全汉FSP300-60TGH 300W TFX电源","brand":"全汉（FSP）","model":"FSP300-60TGH","price":269}]
• kol_quotes：["长城这款TFX300就是为老机箱续命而生的，199元还要什么自行车。","国产电源里，长城的品控一直很稳，入门选它不踩雷。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":84.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价以\"便宜够用\"为主，多数用于升级老旧品牌机或组装低成本小主机。反馈运行稳定，噪音在可接受范围内，未出现烧毁或异常关机情况。部分用户指出线材接口较少，不适合多硬盘配置。整体满意度较高，被认为是300元以内最可靠的TFX电源之一，适合预算敏感型用户。","source_count":0}},{"source":"objective","score":75.31037688442211,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.4,"price":199,"wom_score":84.1}},{"source":"user_review","score":88,"weight":0.15,"confidence":1,"details":{"rating_avg":4.4,"review_count":2100,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["长城这款TFX300就是为老机箱续命而生的，199元还要什么自行车。","国产电源里，长城的品控一直很稳，入门选它不踩雷。"]}}]
• method_version：v3
• search_visual：null