Neufeld Power is the low price leader in the manufacture of quality LED power supplies. Neufeld Power is a manufacturer specializing in low cost, high performance IP66 rated (dust/waterproof) constant current LED drivers and constant voltage LED power supplies with high efficiency built-in active Power Factor Correction (PFC) for both indoor / outdoor LED lighting applications: 20W IP66 LED power supplies and drivers from US$ 2.45, 60W IP66 LED power supplies and drivers from US$ 6.50 (2011/12).