EN Environment Sealed Limit Switches from Honeywell have environment-proof seal per Symbol 4, MIL-S-8805. Qualified to MIL-S-8805, the sealed limit switches have a standard temperature range: –65°F to +185°F (–54°C to+85°C) and high temperature range listings: –65°F to +257°F (–54°C to+125°C). The switch meets or exceeds mechanical and electrical life as defined in MIL-S-8805 and has a wide range of switch styles and mechanical actuators available.