Phoenix Contact 1740343 The PCB header features a nominal cross-sectional area of 2.5 mm² with a black color and is rated for a maximum current of 12 A at a voltage of up to 320 V. The headers have a contact surface made of Sn and are connected via pin type, with seven potentials distributed across one row of seven positions, each accommodating seven connections. This header belongs to the MSTBVA 2.5/...-G product range, with a pitch of 5 mm suitable for wave soldering mounting. The headers have a linear pinning layout and feature three distinct solder pins, including one per potential, arranged according to a standard connector pattern, which does not include any locking mechanism or additional packaging beyond being packed in cardboard.