Carlo Gavazzi - SP 129 referenced DIVIDING RELAY product produced by high technology. SP 129 is the result of a far more developed technology compared to similar regular products. It distinguishes with price and quality among the similar products. Thanks to our partner network in and abroad we will provide you with competitive prices and short delivery times for SP 129 Carlo Gavazzi . SP 129 referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.