3223 Series SMD Trimpot® Multi-Turn Cermet Trimmer Potentiometer. Bourns 3223 series Cermet trimmer potentiometer with sealing to withstand standard board wash processing. This 3223 Trimpot® potentiometer has pick and place centering design for automated placement combatability. Features and Benefits Surface Mount 3 mm Square / Multiturn Cermet / Industrial / Sealed Flush adjustment screw Meets EIA/EIAJ/IPC/VECI SMD standard trimmer footprint Top and side adjust RoHS Compliant