SR3 multifunctional server cabinet series designed based on ANSI/EIA RS-310-C/D/E standard, it's a sealed aluminum frame mechanism which is compliant with server and various internet system, including ISP, email and web server application. It passed UL and CE approvals, also vibration test passed by MIL-STD-167 and gravity 2000Kg passed by CNS-3511.

The standard equipment included removable front door with 5mm thickness glass and removable rear door with honeycomb air vent holes, all doors equipped with flat keylock, and two 120x38mm top cooling fans installed in the finest anti-dust top roof, aluminum ADC-12 three-direction connection, top and bottom mechanical frame set, main mechanical aluminum pillars designed by inner empty material. The sub removable aluminum mounting rails (square mounting holes) with each U’s identification stickers, strength compensation side pillars, AC110V~220V-15A eight holes power strip, stainless screws, removable side doors, wheels with brake, floor levels, M5(M6) screws and M5(M6) square mounting hole thread, and M5(M6) panel screws....etc.

SR3 series cabinet's external width is 600mm but internal width keeps 19". The major aluminum pillars are 45mm wide × 60mm deep by the aluminum material AL 6063T5 to ensure the main construction to be durable and anti-vibration. Additionally SR3 series can select the external depth by 950mm~1,050mm~1,150mm to meet different server chassis and IPC. The sub removable sheet metal pillars with square mounting holes are 35mm wide × 70mm deep by SPCC material that can be forward/backward movement. The modularized top plate with dust-proof design installed two standard high speed 120x38mm AC ball bearing fans (maximum eight fans but option), each fan has 2400 RPM and 72CFM airflow. The top and bottom of removable side doors opened vent holes in order to attain the airflow direction correctly and smoothly, and tool-less to open/close the side doors. The front glass/rear honeycomb vent doors use aluminum extrusion design to install.