1926170

Voltage - UL:	300V
Insulation Height:	0.339" (8.61mm)
Contact Tail Length:	0.138" (3.50mm)
Housing Material:	Polybutylene Terephthalate (PBT)
Contact Material:	--
Wire Strip Length:	--
Torque - Screw:	--
Screw Size:	--
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Features:	Locking Ramp
Contact Mating Finish:	Tin
Operating Temperature:	--
Color:	Green
Wire Gauge or Range - mm²:	--
Wire Gauge or Range - AWG:	--
Series:	COMBICON MSTBA
Current - UL:	15A
Voltage - IEC:	400V
Current - IEC:	12A
Mounting Type:	Through Hole
Termination Style:	Solder
Plug Wire Entry:	--
Header Orientation:	90°, Right Angle
Pitch:	0.200" (5.08mm)
Number of Levels:	1
Positions Per Level:	18
Number of Positions:	18
Type:	Header, Male Pins, Shrouded (4 Side)
Part Status:	Active
Packaging:	Bulk

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Terminal Blocks - Headers, Plugs and Sockets

Introduction

Terminal blocks are an integral part of any electrical system. They are used in virtually all kinds of industrial, commercial and residential applications. In a basic sense, they are connectors for joining two or more electrical conductors together. Terminal blocks provide a safe, secure and efficient method of providing a reliable electrical connection between the conductors. In addition to providing a secure electrical connection, terminal blocks also provide insulation and help to reduce the potential for mismatched polarity and/or short circuits.

Types of Terminal Blocks

There are a variety of types of terminal blocks available for many different applications. Broadly speaking, they can be divided into three main categories: headers, plugs and sockets.

Headers

Header terminal blocks are the most basic and economical type. They are simply a block of plastic with metal contacts that connect the conductors. The plastic block typically has multiple slots, which allows the user to insert multiple conductors of various sizes and types. Header terminal blocks are commonly used for applications that do not require a reliable connection, such as testing equipment or prototyping board projects.

Plugs

Plug terminal blocks are an upgraded version of header blocks. In addition to the plastic block and metal contacts, plugs also have metal bushes and screws that provide a secure and reliable connection between the conductors. Plug terminal blocks are used in applications that require a more durable connection, such as wiring up a machineTool.

Sockets

Socket terminal blocks are the most advanced type. They are essentially plugs that have been reversed, so instead of the conductors being inserted into the plastic block, the plastic block is inserted into the conductors. Socket terminal blocks provide a stronger connection than header or plug terminal blocks and are typically used in applications where vibration or electrical noise is a concern.

Applications

Terminal blocks can be used in virtually any application that requires a reliable and secure connection between two or more electrical conductors. Common applications include industrial machinery, lighting control systems, motors and pumps, telecommunications, automotive systems, consumer electronics and more.

Working Principle

Terminal blocks are designed to provide a reliable connection between electrical conductors. The metal contacts in the terminal block create an electrical connection when the conductors are inserted into the block. The metal bushes and screws provide a secure and reliable connection by providing additional contact points. The terminal block\'s plastic body provides insulation, which helps to reduce potential for mismatched polarity and/or short circuits.

Conclusion

Terminal blocks are a ubiquitous, reliable and safe way to make electrical connections between multiple conductors. They are available in a variety of types to suit different applications, from simple header blocks to more advanced socket blocks. With their simple design and reliable connections, terminal blocks are an essential component in virtually any electrical system.

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