Connectwell din rail spring clamp 4mm end plate 2 in 2 out connectwell ttecepcsc4t2 2 to make complete banks of terminal blocks end plates are necessary connectwell terminal blocks are intended to be mounted on rails for front mounting so no rear access is necessary the open side of last terminal block in row of the assembly must be closed by an end plate connectwell ttecepcsc4t2 2 din rail spring clamp 4mm end plate 2 in 2 out