SIEMENS 192-478 INDUSTRY Wall Box Terminal | Powers Controls | Thermostat Accessory

This is a Wall Box Rough-in Accessory and Service Kit Used with Product Groups 186,19X, 832, Room and Duct Hygrostats, Powerstar, D Series, For 2-Pipe Dual 1/8 OD Copper with plaster plate, thermostat chassis plug-in adapters for easy maintenance ; The 192-478 TSTAT ACC,WALL BOX TERMINAL

Specifications:

Direct and reverse acting models available
Highly sensitive bi-metal thermostatic elements
Individual field adjustable sensitivity with graduated scale
Integral field adjustable limit stops
Control pressure test port without removing cover
Standard plastic covers in beige or white available