Connector Knowledge & Technical Articles

Expert insights, guides, and engineering resources to help you design reliable connections for any application.

Power connector on a circuit board inside a temperature test chamber.

Connector Temperature Ratings: Derating and Material Limits

Understand connector operating temperature, current derating and solder-process limits, and learn which evidence to request before selecting a part.

Terminal Blocks

Terminal Block Current Rating: Derating and Thermal Design

Learn how conductor size, ambient temperature, grouping, PCB layout and approvals affect terminal block current rating—and how to validate a safe design.

August 12, 20265 min read

Terminal Blocks

Pluggable Terminal Block Selection and Application Guide

Choose pluggable terminal blocks by pitch, current, wire entry, retention, keying, mating cycles and PCB layout for serviceable industrial equipment.

August 12, 20265 min read

Terminal Blocks

Screw vs Spring Clamp vs Push-in Terminal Blocks

Compare screw, spring-clamp and push-in terminal blocks by wiring speed, vibration, conductor type, maintenance, cost and application.

August 11, 20265 min read

Terminal Blocks

UL 1059 vs IEC 60947-7-1 for Terminal Blocks

Compare UL 1059 and IEC 60947-7-1 terminal block approvals, ratings, markings and selection steps for North American and international equipment.

August 11, 20266 min read

Terminal Blocks

Terminal Block Wire Size Guide: AWG, mm² and Ferrules

Choose the correct terminal block for solid, stranded and ferruled conductors. Compare AWG and mm², strip length, ferrules and twin-wire rules.

August 10, 20265 min read

Terminal Blocks

PCB Terminal Block Soldering: TH, THR and SMT Guide

Compare through-hole, selective, pin-in-paste THR and SMT soldering for PCB terminal blocks, with process checks and common defect fixes.

August 10, 20263 min read

Terminal Blocks

How to Select a Terminal Block: Engineer’s Guide

Select terminal blocks by connection type, conductor, current, voltage, pitch, mounting, environment and approvals with a practical engineering checklist.

August 7, 20267 min read