The TE Connectivity 1977066-1 is a single-pole, single-throw (SPST) momentary tactile keypad switch. It features a compact design, supporting surface mount technology for easy integration. This switch is typically used in consumer electronics, industrial controls, and communication devices. Its tactile response ensures user-friendly operation and reliable performance. * Product type: Switch * Colour: Ivory * Length: .84mm [.33 in ] * Width: 2.1mm [.079 in ] * Height: 3.4036mm * Contact plating: Silver * Contact base material: Stainless Steel * Mounting orientation: Horizontal/90° * Profile: Extended * Actuator style: Extended, Round * Configuration (pole-throw): Single Pole - Single Throw * Actuator colour: Ivory * Termination type: Printed Circuit Board * Low profile: Yes * Packaging quantity: 1 * Mftrs part no. 1977066-1 (On) indicates momentary position. With locating boss/peg/post(s) https://elecena.pl/product/27176170/te-1977066-1-tact-switch-smd-w-locating-pegs-right-angle-silver-ivory 2024-11-08 https://elecena.pl/product/27176170/te-1977066-1-tact-switch-smd-w-locating-pegs-right-angle-silver-ivory 2025-09-10 https://elecena.pl/product/27176170/te-1977066-1-tact-switch-smd-w-locating-pegs-right-angle-silver-ivory 2026-05-17 https://elecena.pl/product/27176170/te-1977066-1-tact-switch-smd-w-locating-pegs-right-angle-silver-ivory 2026-06-08