Question: are wago connectors ok for ring main?
Answer: Yes, but a few points need to be observed to make sure it complies with BS7671 IET 17th Edition. Firstly, the terminals must be installed in a Wagobox. ... To comply with the IET regulations, each Wagobox is limited to 50Amps in total. The compatible terminals, 773(solid) and 222 (lever), are also derated to 20Amps.