0399900404

Wire Gauge or Range - AWG:	--
Insulation Height:	0.700" (17.78mm)
Contact Tail Length:	--
Housing Material:	Polyamide (PA), Nylon
Contact Material:	Brass
Wire Strip Length:	--
Torque - Screw:	--
Screw Size:	--
Ingress Protection:	--
Material Flammability Rating:	--
Features:	Locking Feature
Contact Mating Finish:	Tin
Operating Temperature:	140°C
Color:	Black
Wire Gauge or Range - mm²:	--
Series:	Eurostyle 39990
Voltage - UL:	300V
Current - UL:	10A
Current - IEC:	--
Mounting Type:	Through Hole
Termination Style:	Solder
Plug Wire Entry:	--
Header Orientation:	Vertical
Pitch:	0.197" (5.00mm)
Number of Levels:	1
Positions Per Level:	4
Number of Positions:	4
Type:	Header, Male Pins, Partial Shroud
Part Status:	Obsolete
Packaging:	Bulk

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Terminal Blocks - Headers, Plugs and SocketsThe 0399900404 is a type of Terminal Block, which is used to mechanically and electrically join two or more wires together. It is the most common type of electrical connector, and its application and working principles can be seen in a wide variety of industries and devices. The following sections will describe the various types of terminal blocks available, application fields, and their working principles. Types of Terminal BlocksTerminal blocks typically come in two basic types: headers and connectors. Headers are type of terminal block, which contain a number of “poles” or connections points. All of the poles are connected internally, and multiple wires can be inserted in each pole. Connectors (sometimes referred to as receptacles or Sockets) are then connected to the header, which in turn get connected to the wires. The 0399900404 is a header type of terminal block. Specifically, it features a 5-pole design and comes in a standard size with a pitch of 0.2”. It is often used in control board applications and with equipment such as programmable logic controllers (PLCs).Application fieldsTerminal blocks are used in a huge variety of applications, ranging from industrial control cabinets to consumer electronics. Examples include: • Automotive Applications: Automotive terminals are a type of terminal block that are designed for use in vehicle applications. They usually feature an automotive-grade amperage rating and are flame retardant to meet certification standards.• Home Wiring: Terminal blocks are often used in home wiring, such as when attaching the wires of a light switch to an electrical box. • Industrial Control Cabinets: A terminal block is often used in industrial control cabinets for connecting electrical equipment to the equipment or wiring in the control cabinet. • Telecommunications and Networking: In the telecommunications, networking and computing fields, the connection of wires to circuit boards, backplanes, and other devices is made possible by terminal blocks. As can be seen, terminal blocks are used in a wide range of applications and industries. Working PrincipleTerminal blocks are designed to be easily installed and used. As such, they typically feature a spring-type mechanism that allow them to accommodate a variety of wire sizes and types. The mechanism consists of two parts: One part contains the spring contacts, while the other contains the terminals. The spring contacts contain a pressure plate and contact points that hold the wire in place. When the wire is inserted, the contact points compress against the wire, forming an electrical connection. The connection is then completed when the terminals are connected to the header. This is done by inserting the terminals into the holes of the header, which then lock them into place. The wires then run through the terminals and are tightly secured by the clips on the terminals. In summary, the 0399900404 is a 5-pole header type of terminal block that can be used in a wide range of industries and devices. Its application fields include automotive wiring, home wiring, industrial control cabinets, and telecommunications. It operates a spring-type mechanism that allows a variety of wire sizes and types to be connected and securely fastened to the header.

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