中文：DC-022B 螺纹 DC 电源插座 镀金面板安装 5.52.1 直流母座
English: DC-022B Thread DC Power Jack Gold Plated Panel Mount Socket 5.52.1
产品描述（中英双语）
中文：DC-022B 螺纹锁紧式 DC 插座，外圈镀金工艺，导电性能优异，抗氧化耐腐蚀。搭配螺母面板嵌入式安装，装配稳固不易晃动。标准规格 5.5×2.1mm，阻燃塑胶主体，镀金端子焊接便捷。广泛应用于仪器设备、LED 灯具、小家电、安防设备直流供电接口。
English: DC-022B thread lock DC socket with gold-plated outer ring, excellent conductivity, anti-oxidation and corrosion resistance. Equipped with nut for stable panel mounting. Standard 5.5×2.1mm size, flame-retardant plastic housing, gold-plated terminals for easy soldering. Widely used in instruments, LED lights, small home appliances and security equipment DC power interface.
FAQ 中英双语
Q1：适配插头规格是多少？
A1：适配常规 5.52.1mm DC 电源公头。
Q1: Which plug size is compatible?
A1: Fits standard 5.52.1mm DC power plug.
Q2：端子与外圈是否镀金？
A2：接口外圈镀金，提升导电与防锈能力。
Q2: Are terminals and ring gold plated?
A2: The outer ring is gold plated to improve conductivity and anti-rust performance.
Q3：安装方式是什么？
A3：螺纹配六角螺母，面板开孔锁紧固定。
Q3: What is the installation method?
A3: Thread with hex nut for panel hole mounting.
Q4：有无 5.52.5 规格可选？
A4：现货主打 5.52.1，可咨询 5.52.5 备货周期。
Q4: Is 5.52.5 version available?
A4: 5.52.1 in stock, please ask lead time for 5.52.5.
Q5：是否支持样品订购？
A5：支持样品测试，大批量订单交期可协商。
Q5: Can I order samples?
A5: Sample orders are supported, bulk order lead time is negotiable.
