3U 19-inch Sub-rack Chassis Depth and Panel Structure Size Customized According to Customer Requirements

Yantai Boxin International Trading Co., Ltd. is a professional comprehensive trading service provider for communication equipment.With warehouses established in Yantai and Hong Kong, we have built a complete and localized network for delivering communication products and services.In 2018, Yantai Boxin International Trading Co., Ltd. set up its international sales department in Yantai, China.Based in China, we operate in emerging markets across Southeast Asia, India, the Middle East, Africa, Europe, and the United States. 

Yantai Boxin International Trading Co., Ltd. supplies products to various telecom operators, meeting their needs for supplementing and expanding 2G/3G/4G/5G network stations.Our current equipment portfolio covers brands such as Nokia, Ericsson, Alcatel, Huawei, ZTE, ZTT, and FiberHome. 

We expand our international market share by offering high-quality products, excellent service, competitive pricing, and timely delivery.Feel free to contact us for more information.

19” SUB-RACK

3U Sub-rack

Basic dimensions of sub-rack

19” system size and definition

The outer dimension of the left and right flanges of the sub-rack is 482.6mm (19”=19*25.4=482.6), so it is called a 19” system.

WIDTH:

The maximum dimension in the width direction of the sub-rack (except the flange) shall not be greater than 449mm, and the effective space of the card in the width direction of the sub-rack is in HP (or TE) as the unit.

1HP(OR TE) =5.08mm (2/10”)

HEIGHT:

The height dimension of the sub-rack is in U (or HE) as the unit

1U (HE)=44.45mm (1-3/4”)

DEPTH:

The depth of the sub-rack depends on the depth of the internal plug-in, the outlet and the depth of th90007

e rear plug-in, etc., which are not specified in the specification.The space allocated by each plug-in should be an integral multiple of HP.

Inserted parts into the subrack:

The PCB type plug-in unit, which is composed of a single PCB, a front panel and a connector.

Box-type plug-in unit, which is equipped with larger size components, or can be installed with multiple PCBs and can provide EMC functions.

Ordering instructions for sub-rack products

The sub-rack is usually made of a variety of aluminum alloy profiles and aluminum alloy plates.The surface treatment of aluminum alloy material is anodic oxidation.

The sub-rack is a customized product.Because of the PCB type and cassette type that are loaded into the sub-rack, their sizes are different for different users.

The width and height dimensions of the sub-rack are the specified dimensions according to IEC and IEEE standards.The depth dimension of the sub-rack is customized according to customer requirements.

When customizing the sub-rack, the user must provide the panel structure size, the number of slot rails, and the required depth size.