Phoenix Contact 1725656, designated MPT 0,5/ 2-2,54, is a two-position, 2.54 mm-pitch PCB terminal block with screw connection and tension sleeve for horizontal wire entry and through-hole wave-solder assembly. Manufacturer product page Its practical use is connecting two field wires to compact control, instrumentation, and low-voltage power PCBs; the application circuit below is an engineering example, not a manufacturer-prescribed polarity assignment.

Rating terminology: This passive connector does not use an IC-style “Absolute Maximum Ratings” table. Nominal current, insulation ratings, approval-specific limits, and environmental limits must not be con...