The TCH3QR with Tactile Switches 4.5x2.2x2.6mm RoHS manufactured by Diptronics is a three-pole, low-profile, single-pole tactile switch. It is suitable for a wide variety of applications including PCB and chassis mounting. The TCH3QR features a unique design featuring two high-reliability ultra-reliable concentric pull-out forces, allowing for reliable and error-free operations even when exposed to heavy vibration and shock. Additionally, this tactile switch is RoHS compliant and is Small Outline Package (SOP) compatible. It has a contact rating of 3V/250mA, and a switching power rating of 200mW. It has a mechanical lifetime of both 20,000 cycles and an electrical lifetime of 100,000 cycles. Furthermore, it has an operating temperature range of -25C to 85C, and storage temperature range of -40C to 105C.