Contelec - PD-284-220R/135° referenced Potentiometer product produced by high technology. PD-284-220R/135° became irreplaceable of foundations. It distinguishes with price and quality among the similar products. Our company can make an offer even if we do not distributor of United States. PD-284-220R/135° referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.