Voltage - UL:	300V
Insulation Height:	0.791" (20.09mm)
Contact Tail Length:	0.102" (2.60mm)
Housing Material:	Liquid Crystal Polymer (LCP)
Contact Material:	--
Wire Strip Length:	--
Torque - Screw:	--
Screw Size:	--
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Features:	--
Contact Mating Finish:	Tin
Operating Temperature:	--
Color:	Black
Wire Gauge or Range - mm²:	--
Wire Gauge or Range - AWG:	--
Series:	COMBICON CCDN
Current - UL:	10A
Voltage - IEC:	400V
Current - IEC:	12A
Mounting Type:	Through Hole
Termination Style:	Solder
Plug Wire Entry:	--
Header Orientation:	90°, Right Angle
Pitch:	0.197" (5.00mm)
Number of Levels:	2
Positions Per Level:	2
Number of Positions:	4
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 a kind of electrical connectors used for electrical connections over short-to-medium distances. They typically compose of a base and removable wire spacer that can be installed in an array. Most modern terminal blocks are designed for panel-mounting, although there are some designs that can also be surface-mounted or even embedded into a PCB, and generally provide a secure physical and electrical connection between cables and devices.In many applications, the terminal block is the main connection point between power and control signals and electrical wires. The basic function of any terminal block is to provide a secure physical junction point for a conductor (typically a wire) while also establishing an electrical connection. Usually, terminal blocks are designed so that a wire can be secured via an insulation-displacement method (IDC), which eliminates the need to strip the insulation, or via a standard screw or bolt.Terminal blocks are available in a variety of sizes and shapes. Some of the most common designs include screw terminals, spring-clamp terminals, and IDC terminals. As the technology has evolved, many new designs and features have been introduced, such as those featuring chamfered edges to facilitate insertion into a PCB, additional level of seals for insulation and grounding, and plugs and sockets for secure connections.The 1734280 series is a kind of terminal block and header system, composed of a connector with a header and a plug. This design allows for a compact and economical panel mounting configuration that is particularly suitable for safety-related applications. Additionally, the plug and header have an ergonomic handle to improve handling during install, and the plugs offer strain relief with a locking segment for secure connections between the wire and the terminal block. Terminal blocks, headers, plugs and sockets are used in a wide variety of applications. These include industrial automation, test and measurement, audio/visual systems, power supplies, and home automation. The most common applications for headers and plugs are security systems, motor control circuits, LED lighting systems and signal control.The working principle of terminal blocks, plugs and sockets is based on the electrical resistance of the contact material. The electrical current is conducted through the terminal and into the wire via the electrical connection. The resistance of the contact material is responsible for regulating the amount of current that can flow through the terminal, thus reducing the risk of overheating or current overload. In summary, terminal blocks, headers, plugs and sockets have become an integral part of many different applications, as they provide the electric connection between two or more components. The 1734280 series is a great example of this technology, as it offers a secure panel-mounting solution for safety-oriented applications, and it provides an ergonomic handle and strain relief for secure connections between the wire and the terminal block.

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Part Number	Manufacturer	Price	Quantity	Description