TR04H504 is a tactile switch manufactured by C&K. It is a low-profile, surface-mount tactile switch that features a full actuation force of 250gf (grams force) ± 50gf. The switch offers a variety of termination options and is available in 1.6, 2.0, 2.4, 2.9, and 3.5mm heights. It also has a gold-over-nickel plating for superior corrosion resistance. The switch provides superior temperature performance with operating temperatures ranging from -40°C to 125°C and storage temperatures ranging from -50°C to 130°C. The TR04H504 is UL, CUL, RoHS, and Reach compliant.