Overview
The 19-inch rack is a universal framework for housing electronic equipment, adhering to the EIA-310 standard. Its 19-inch width (482.6 mm) between mounting rails ensures interoperability across manufacturers. Widely used in IT, telecom, and broadcast sectors, it accommodates servers, switches, patch panels, and power units. Racks are categorized by height (measured in rack units or 'U,' where 1U = 1.75 inches) and depth. Enclosed racks offer security and noise reduction, while open-frame designs prioritize accessibility and cooling. Their modularity supports vertical stacking, optimizing floor space in data centers.
Structure and Working Principle
A 19-inch rack comprises vertical mounting rails with threaded holes or square openings for screws or cage nuts. Horizontal rails or shelves provide additional support. Enclosed models include removable side panels, doors, and cable management systems. The design ensures standardized alignment for equipment faceplates, simplifying installation. Load-bearing capacities range from 500 to 2,000 lbs, requiring evaluation of dynamic vs. static loads. Ventilation options include perforated doors, fan mounts, or integrated cooling systems to prevent overheating.
Key Features
Standardization is the rack's core feature, enabling cross-brand compatibility. Adjustable mounting rails accommodate varying equipment depths (e.g., 600–1,200 mm). Cable management features include vertical/horizontal organizers and brush panels. High-end racks offer electromagnetic interference (EMI) shielding, soundproofing, and locking mechanisms. Some integrate PDUs (power distribution units) or smart monitoring systems. Open-frame racks are lightweight and cost-effective, while enclosed types provide physical security and dust protection.
Application Areas
19-inch racks are ubiquitous in data centers for server and network hardware stacking. Telecom operators use them for switches and fiber panels. Broadcast studios mount audio mixers and video processors, while industrial settings house control systems. Healthcare and military applications demand ruggedized racks with enhanced EMI shielding. Modular designs also support edge computing deployments in retail or IoT environments, where space efficiency is critical.
Maintenance and Precautions
Regularly inspect rails and fasteners for stability, especially in high-vibration environments. Ensure proper grounding to avoid electrical hazards. Clean air filters (if equipped) to maintain cooling efficiency. Avoid overloading racks beyond their rated capacity. Distribute weight evenly, placing heavier equipment at the bottom. Use anti-tip kits for freestanding racks. For outdoor use, select corrosion-resistant materials and seal cable entry points.
B2B Procurement Guide
Specify rack height (e.g., 42U) and depth based on equipment requirements. Evaluate static vs. dynamic load ratings—dynamic is crucial for sliding drawers or frequent changes. Check compatibility with existing infrastructure (e.g., raised floors). For large orders, request customized branding or pre-installed PDUs. Compare lead times; standard models ship in 1–2 weeks, while customized options may take longer. Bulk purchases (10+ units) often qualify for 10–20% discounts.
Related Manufacturers
- 主营：手机屏蔽柜、电磁屏蔽机桌、电磁屏蔽门、屏蔽机柜、电磁屏蔽机柜、网络机柜、服务器机柜、户外5G机柜、保密文件柜、静音柜
- 主营：工业平板电脑、宽温工控机、工控机、上架工控机、上架工业显示器、一体工控机机、边缘计算机、工业交换机、便携机、AIoT计算机、ATX主板、CPU长卡、嵌入式一体机、视觉工控机、工业显示器、无风扇工控机、嵌入式主板、加固笔记本电脑、原装工控机、机器视觉、移动服务器、便携服务器
- 主营：UPS电源、精密空调、蓄电池、服务器机柜、稳压器电源、EPS电源、直流屏模块、一体化机房
- 主营：路由器、交换机、收发器、网络机柜、标准机柜、摄像头、录像机、星光球机、海康威视、监控硬盘、室外无线、红外夜视、防水四灯、硬盘海康、监控支架、锐捷网络、超五类网线、数字摄像机、监控显示器、防爆摄像机、摄像机监控、类网络跳线、检测摄像机、监视器安防、8芯千兆网线
- 主营：odf子框、720芯四、光交箱、odf机柜、网络机柜、odf光纤、smc光分、交接箱、分纤箱、配线架、单元箱、1152芯四、分8光分、16芯光纤、72芯光缆、144芯四网、144芯三网、720芯三网、960芯三网、熔配单元、odf储纤箱、432芯三网、三网合一、288芯光纤、864芯三网
- 主营：电梯广告机、触摸一体机、液晶拼接屏、排队机箱机柜、液晶透明展示柜、液晶广告机、教学一体机、会议一体机、排队取号机、自助服务终端、自助报告打印机、壁挂广告机、排队叫号系统、触控一体机、刷屏机、立式广告机、智能会议平板、查询机、数字人一体机、户外广告机、物体识别桌、led显示屏、全息舱、电子水牌、智慧黑板
- 主营：翻书机、广告机、去味机、查询机机柜、展示柜、借阅机、教学机、图书借阅、展柜投影、透明展柜、电子图书、液晶展柜、智能便捷、全息展柜、酒店自助、投影全息、科技茶几、自助打印、签名拍照、户外广告机
- 主营：并联柜、控制柜、热交换器、机柜空调、机柜冷却设备、冷却空调、壁挂式空调、模拟量模块、数字量模块、温度调节器、s7-200cncpu222模块、sk3118000温控产品
- 主营：通信电源、机房精密空调、蓄电池、机柜批发价格、室外一体化电源柜、48V高频开关电源、UPS不间断电源
- 主营：ups电源、内置电池、不间断电源、网络机柜、外置蓄电池、长机外配电池、在线式长效机、机房电脑标机、pc电脑后备电源
- 主营：控制台监控台、通信屏柜、配电柜、仿威图机柜、户外机箱机柜、网络服务器机柜、直流屏保护机柜、钣金加工机柜机箱外壳、通信机柜、19英寸标准机柜、IP65机箱机柜、仿威图控制柜、非标异形钣金机箱外壳、设备外壳护罩、监控操作台、中控台
- 主营：快递智能柜外壳、拉丝机架、低压控制柜外壳、屏蔽机柜外壳、网络电力机柜外壳、智能储物柜外壳、密码保险柜外壳、电子智储物柜外壳、不锈钢储物柜外壳、不锈钢文件柜外壳、钣金机箱、钣金加工、钣金件加工
- 主营：网络机柜、操作台、监控立杆、豪华墙柜
- 主营：屏蔽机柜、图腾机柜、静音机柜、控制台、播音桌
- 主营：钣金机箱加工厂、铝合金机箱、金属外壳