Din Rail Mount Terminal Block | Screw Terminal Block Jumper | Din Rail Terminal Jumper - Terminal Blocks - Aliexpress
ASI 24-8 AWG, 50 Amp, 300-Volt 10-Gang Terminal Block Assembly with Jumpers, RAAK6NJ21-10 - The Home Depot
Industrial Control Tips: Use of Terminal Block Jumpers - Industrial Automation and Control - Electronic Component and Engineering Solution Forum - TechForum │ Digi-Key
Push-In Terminal Blocks
Basics of terminal blocks and their various subtypes