Stontronics slim constant current and constant voltage led drivers stontronics snp50 12vf a 12v 50w constant voltage led driver from the stontronics snp range the driver is a self contained ac dc converter in a very slim line form factor with easy connections via terminal blocks perfect for led lighting applications for example cabinet lighting and residential lighting where space is at a premium stontronics snp50 12vf constant voltage slim led driver 12v dc 50w