Wire Terminals

Wire terminals are passive conductors used to facilitate a connection that is not soldered. They are two-piece assemblies that consist of a receptor (female) and blade (male). Wire terminals help to provide repeated connection and disconnection. There are many types of products. Examples include spade terminals, ring terminals, blade terminals, and heat-sinkable terminals. Other types of Wire terminals are also available.

Wire terminals simplify the connection process because they neither require stripping of wire insulation, nor require heating and tinning of the braid. Spade terminals and ring terminals ring terminals and popular types. The ring terminal is a type of solderless terminal that ensures reliable and safe connection because it cannot be removed from a component unless the stud is completely removed. A spade terminal is available in various models such as self locking, block, and flanged spade terminals. These Wire terminals make connections by loosening the stud and inserting the tongue under the stud-screw head, thus reducing the time required in assembly.

Solderless connectors are Wire terminals that provide an electrical connection between two components without permanently soldering them. They are tiny connectors with wires that can plug into a connector housing and be removed when desired. The different types of solderless connectors are the butt connector, parallel connector, and the closed end connector. These Wire terminals are used when cost, space and assembly time are important considerations.

Solderless adapters are special types of Wire terminals that allow the installation of chips with soldering, and which do not use any rivets. A solderless adapter is easy to install because it does not require any wire or soldering to establish a connection. They are of various types of solderless adapters, such as PLCC adapters, ribbon cable adapters, and receptacle adapters. Wire terminals use brass (because of its spring and wear characteristics) between the receptor and blade to establish the connection.

Wire terminals are used widely at places where repeated assembly and disassembly is required, such as a high voltage connector resistor, fuse holder, circuit breaker, and crimp and tool terminals. They must conform to regulatory requirements such as RoHS (Restriction of Hazardous Substances), a European Union (EU) directive that requires all manufacturers of electronic and electrical equipments sold in Europe to show that their products contain minimal level of hazardous substances. Specifically, RoHS restricts the use of six materials in Wire terminals: lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyl, and polybrominated diphenyl ether.

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• PolySwitch Mini-terminal Bladed Device Helps Protect Automotive Wire Harnesses, Motors and Actuators (.pdf)
  The PolySwitch BD280 mini-terminal bladed device is suitable for one-to-one replacement of plug-in automotive mini fuses and bimetal circuit breakers. The device offers a no-moving-parts design, and a...
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• Color-Coded (Green) ABS Socket and Plug for Tractor Trailers
  Distinctive green color makes recognition easy. Accepts all 7-pole plugs that conform to SAE J560b. Long-lasting glass-fiber reinforced plastic stands up to rugged conditions, cannot rust, and has an...
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Part Numbers for Wire Terminals