The product is a 22.4mm width heatsink integrated products, with rail clips, can be mounted on 35mm rail mounting and can also be screwed on the panel. The product offer four control voltage specifications: DC (4 ~ 32) V, AC/DC24V, AC (90 ~ 140) V, AC (180 ~ 280) V, the load voltage is AC (48 ~ 280) V, AC (48 ~ 530) V, AC (48 ~ 660) V, load current divided to 10A, 20A. Product dimensions: 100mmX22.4mmX98mm (10A products) and 100mmX22.4mmX126mm (20A products).