The Phoenix Contact CMS-PEN 0.25, model number 5067815, is a precision marker pen designed for terminal marking applications. Featuring a 0.25 mm nib, this marker pen is ideal for creating clear and precise labels on terminal blocks, ensuring efficient organization and identification in industrial settings. The pen includes an adapter, ink tank, and reservoir, making it a comprehensive solution for all your marking needs. Perfect for use with Phoenix Contact's range of marking systems, this pen enhances workflow efficiency and accuracy.