SPDT Roller Lever Microswitch, 1 A. Terminal Type: Solder. Operating Force: 0.39 N. Minimum Operating Temperature: -54°C. Maximum Operating Temperature: +121°C. Contact Material: Gold Plated Silver. Case Material: Phenolic. Release Force: 0.07N. Operating Temperature Range: -54 → +121°C. MPN: 311SM68-T, Honeywell