1977200000

Voltage - UL:	300V
Insulation Height:	0.433" (11.00mm)
Contact Tail Length:	0.126" (3.20mm)
Housing Material:	Liquid Crystal Polymer (LCP), Glass Filled
Contact Material:	Copper Alloy
Wire Strip Length:	--
Torque - Screw:	--
Screw Size:	--
Ingress Protection:	IP20
Material Flammability Rating:	UL94 V-0
Features:	--
Contact Mating Finish:	Tin
Operating Temperature:	-50°C ~ 120°C
Color:	Black
Wire Gauge or Range - mm²:	--
Wire Gauge or Range - AWG:	--
Series:	Omnimate SC
Current - UL:	10A
Voltage - IEC:	320V
Current - IEC:	17.5A
Mounting Type:	Through Hole
Termination Style:	Solder
Plug Wire Entry:	--
Header Orientation:	135°
Pitch:	0.150" (3.81mm)
Number of Levels:	1
Positions Per Level:	2
Number of Positions:	2
Type:	Header, Male Pins, Shrouded (4 Side)
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Headers, Plugs and Sockets

Terminal blocks are electrical connectors used to interconnect two or more wires, circuits or devices. They are known as headers, plugs and sockets when referring to types of connection. These devices have been in use since the late 19th century and were initially developed for use in industrial applications, but nowadays they are widely used in a variety of applications, from computer power supplies to automotive wiring systems.Terminal blocks are found everywhere in electrical and electronic equipment. A typical example is in the distribution boards found in many homes. Generally, for these distribution boards, the main bus bar or conduit terminates with a block that has multiple clamping screw terminals. The other cables to be connected are then terminated and secured to the board via screws.Terminal blocks are specialist components used to terminate and route electrical wiring. Using headers, plugs and sockets of varying sizes and configurations enables wires to be reliably and securely connected together, while also providing easy maintenance or repair of these connections if they become loose or faulty.Terminal blocks are used in a wide variety of applications ranging from industrial equipment, automotive systems, data centers, computers and home electronics. They are available in a range of sizes and configurations to suit the needs of the application, with the most common being used in equipment with nominal voltages up to 277VAC.Terminal blocks come in various types, with the construction generally consisting of an insulating body, which houses the internal conductive elements, and end walls which are used to secure and seal the terminals. The internal contact elements, also known as headers, plugs and sockets, vary in size and design and are used to securely mount the incoming and outgoing wires, allowing them to interconnect with the other cables.The headers are generally used to provide electrical continuity between two wires and to also provide mechanical strain relief. They may consist of a simple double screw, such as a female terminal for a single wire, or a series of closely spaced blades for multiple wire connections.Plugs are typically used to provide a two-way connection between the screw terminal and a device with an appropriate harness. They offer convenience of connection and may provide insulation, stress relief or waterproofing depending on the application.Sockets are used to securely mount the incoming wire and provide mechanical strain relief, but they are not usually used to provide electrical continuity between two wires. Instead, they are used to provide a secure mount for devices that will be plugged into the socket.Terminal blocks are widely used because they are simple, reliable and cost-effective. Their flexibility, being able to accept connections from multiple wires and multiple types of cable, makes them ideal for a variety of electronic and electrical applications. They are also extremely safe, as a result of the secure internal contact elements and also the external conduits which prevent human contact with any potentially live wires.Overall, terminal blocks, headers, plugs and sockets have been in use for many decades and are still used today for a variety of applications. Their reliability and ease of use make them a popular choice for reliable safe interconnection of multiple wires and devices in both industrial and domestic environments.

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