1. 1p, 2p, 3p, 4p avaialble. 2. 1-80A available. 3. OEM service available 1. 1p, 2p, 3p, 4p avaialble.2. 1-63A available3. OEM service available View of product:View of factory:Built in 1995, the factory has almost 18 years experience in elctrical field.Certifications: 2012 DZ47LE double pole Residual Current Device (RCD) LFDZ008