Barrier strip style terminal blocks from TE Connectivity are available in 3 main categories: dual-barrier, tri-barrier, and double row. Each category of barrier strip is offered in several industry standard centerline spacings, allowing you to choose from high density to high current applications. Dual-barriers and Tri-Barriers are very similar in that they are both offered with hardware which allows them to be used in either PCB or panel mount applications.
Available in centerline spacing from 0.250”- 0.4375”
Position sizes 2 to 30
Accepts wire range from 10-30 AWG dependant on style
Full line of accessories includes jumpers, quick connect tabs, and some covers
Binding head style and wire clamp screws are available; binding head screws are typically used with hardware such as QC tabs and jumpers.
Wire screw clamps are best suited for bare wire applications.
Common contact styles offered in both dualand tri-barriers: PCB pin, extended PCB pin, insulated ext. PCB pin, wire wrap, insulated wire wrap, solder turret, ins. solder turret, quick connect, ins. quick connect and non feed-thru