The Omron B3W-4050S is a single-pole, single-throw (SPST) keypad switch. It is known for its durability and high contact reliability. This switch features a tactile feel, making it suitable for control panels and consumer electronics. Typical applications include calculators, keyboards, and communication equipment. https://elecena.pl/product/29306852/omron-b3w-4050s-keyswitch-spst-single-keypad-switch 2025-08-25 https://elecena.pl/product/29306852/omron-b3w-4050s-keyswitch-spst-single-keypad-switch 2025-10-27