Voltronics has been offering high performance, high Q, half turn trimmer capacitors for over 2 decades. The J series is a proven performer that delivers uncompromising stability for even the most demanding applications, such as RFID, medical devices, cellular technologies, tunable filter circuits and much more. Available in standard and HV ranges offer up to 50pF and 350V DC working voltage. Whilst not meeting the ultimate non-magnetic specifications of other parts offered the J series have a very low magnetic material content and are widely used in MRI applications. Of the two series the JZ variant has the lowest magnetic content.