The PTR Hartmann 54791040421F is a spring-loaded terminal block designed for printed circuit boards, featuring four pins and supporting cables up to 0.75 mm². This basalt grey connector is ideal for secure, reliable electrical connections in various electronic and industrial applications. Its compact and effective design makes it suitable for use in limited space environments. https://elecena.pl/product/28584339/ptr-hartmann-54791040421f-spring-loaded-terminal-4-pins-basalt-grey 2025-05-02 https://elecena.pl/product/28584339/ptr-hartmann-54791040421f-spring-loaded-terminal-4-pins-basalt-grey 2025-07-15 https://elecena.pl/product/28584339/ptr-hartmann-54791040421f-spring-loaded-terminal-4-pins-basalt-grey 2026-06-12 https://elecena.pl/product/28584339/ptr-hartmann-54791040421f-spring-loaded-terminal-4-pins-basalt-grey 2026-07-05