COMBI 308/221 Junction box Inc. 3 x 3 pole WAGO connectors & Mounting clip WH 10110405 | Sunny Electrical Supplies
WAGO 887-955 Connector clip set flexible: 0.14-4 mm² fixed: 0.2-4 mm² 1 Set | Conrad.com
Wago 221-413 Transparent 3 Pole Compact Lever Operated Connector With CAGE CLAMP for Solid & Stranded Cable Up to 4mm² 32A (Pack Size 50) - Shop4 Electrical