Standard 3 way Connectors

 General description

Standard 3 way connectors are constructed with three round pins (plug) or three round holes (socket) of dissimilar widths to avoid polarity confusion (specifically for thermocouples).

They are either used for termination of sensors or connection links in extension leads.


Terminals are generally manufactured using either thermocouple materials or compensating materials for thermocouples or copper or plated copper for resistance versions. The third pin for thermocouples is used screen connectors.

The body in normally constructed from a plastic or ceramic compound dependant upon the temperature rating required.


The range on standard 3 way connectors include

plug, in-line socket and panel mounting socket

Other variations and accessories are available upon request