20021321-00054D1LF

Insulation Color:	Black
Contact Finish Thickness - Post:	100.0µin (2.54µm)
Contact Material:	Phosphor Bronze
Contact Shape:	Square
Insulation Material:	Plastic
Applications:	General Purpose, Industrial, Telecommunications
Voltage Rating:	--
Current Rating:	--
Features:	Pick and Place
Ingress Protection:	--
Mated Stacking Heights:	--
Contact Finish - Post:	Tin
Material Flammability Rating:	UL94 V-0
Operating Temperature:	-40°C ~ 105°C
Contact Length - Post:	--
Insulation Height:	0.177" (4.50mm)
Series:	Minitek 127® 20021321
Contact Finish Thickness - Mating:	Flash
Contact Finish - Mating:	Gold
Fastening Type:	Push-Pull
Termination:	Solder
Mounting Type:	Surface Mount
Row Spacing - Mating:	0.050" (1.27mm)
Number of Rows:	2
Pitch - Mating:	0.050" (1.27mm)
Number of Positions Loaded:	All
Number of Positions:	54
Style:	Board to Board
Contact Type:	Female Socket
Connector Type:	Receptacle
Part Status:	Active
Packaging:	Tube

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Introduction
The 20021321-00054D1LF is a standardized rectangular electrical connector used mainly in the automotive industry. It is part of the range of rectangular connectors known as Headers, Receptacles, Female Sockets. This article examines their application field and working principle.Application Field of 20021321-00054D1LF
The 20021321-00054D1LF connectors are designed to achieve reliable connections between multiple wire pathways in the automotive industry. This rectangular electrical connector is favored for its reliability and compatibility with a variety of other parts, from wires to connectors. It is engineered to offer reliable power and signal connections to ECUs (electronic control units), control systems, instrumentation and other equipment.The most common application fields for this connector are passenger cars, off-road vehicles, buses, trucks, and light-duty automobiles. The market relevancy of this type of connector has been very high for the last couple of decades, and it is expected to remain favorable in the future. The application fields of this rectangular connector range from ignitions systems, headlight systems, air conditioning systems, to interior lighting, dashboard systems, and more.Working Principle of 20021321-00054D1LF Connectors
The working principle of the 20021321-00054D1LF rectangular connector is based on a combination of a compression-sleeve fastener and a latch insert. The compression-sleeve fastener uses two concentric steel rings with an inner plastic sleeve, which is inserted into the connector body and securely mounted by a nut.The latch insert of the 20021321-00054D1LF connector is a T-shaped metal part that is pushed in the back end of the connector body and locks the connection between the contact and the wire. The latch insert clips the wire in place and also prevents the connection from getting disconnected.Conclusion
As part of the Headers, Receptacles, Female sockets range, the 20021321-00054D1LF electrical rectangular connector is engineered to provide reliable connections in the automotive industry. It has been highly popular in the automotive sector, owing to its reliability and superior compatibility. Its application fields range from ignition systems to dashboard systems, and its working principle is based on the combination of a compression-sleeve fastener and a latch insert.

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