ECRJA003A12W 3pf (to +50%) ceramic surface mount variable capacitor by Panasonic. package dimensions 4 x 4.5mm. This is version "12" which is designed for immersion into flux and solder baths. Download Panasonic ECRJA003A12W datasheet: Status: NOS (New Old Stock) supplied on cut tape. *****Price is per trimmer, minimum order quantity 25 trimmers.***** RoHS: tbc