this is now obsolite repalcement part below, 207-3303
The WAGO Junction Box 51257303 is for use with the WAGO 224 series of connectors. They are quick to fit and as they are fitted outside the box it eliminates the need to cut the cables to size and position inside a small space. Once the cables have been connected, the terminal blocks can be easily slid into position before securing the cables.
Rated up to 400V
Can support conductor sizes from 0.05mm to 2.5mm
Dimensions: 39 x 29 x 95mm