Does this unit include the internal orifice

Designed for seamless integration with Erie PopTop actuators

these horizontal thermostat knobs feature clear "Warmer-Cooler" legends and distinct color-coding to facilitate intuitive temperature adjustments for end-users

Can I use an auto-reset switch in place of this manual reset part

Schneider Electric (Barber Colman) AT-211 Shield Els PW 17895 Does this unit include theThe Schneider Electric (Barber Colman) AT 211 Outdoor Bulb Shield is a critical hardware component designed for the rugged protection of remote sensing bulbs in demanding external environments. Measuring 2 x 11 3 4 inches, this aluminum bulb shield provides a robust mechanical barrier against physical impact, direct solar radiation, and corrosive atmospheric elements. Engineered specifically for HVAC outdoor sensor protection, the AT 211 shield