Siemens Sentron 5TT 4 Pole Installation Contactor, 3NO, 25 A, 2.2 W, 400 V ac Coil. Pole and Throw Configuration: 4PST. Mounting Style: DIN Rail Mount. Terminal Type: Screw. Length: 35mm. Width: 90mm. Depth: 74.6mm. MPN: 5TT5031-6