Check the listing for details. TCS BASYS SZ1018 NEW PROGRAMABLEMODULATING ZONE THERMOSTAT. Condition: New. Listed at 75.00 USD. BRAND NEW IN THE BOX SZ1018 MODULATING ZONE THERMOSTATS. USE IN A NETWORK OR AS STANDALONE THROUGH KEYPAD CHECK OUT THE SPECS AND BUY AT LOW COST TO CREATE A NEW NETWORK OR REPAIR AN EXISTING WITH MY OTHER AVAILABLE PARTS. Stand-alone or network operation · Outdoor air sensor input with heating & cooling lockout · Midpoint or endpoint modulation · Adjustable delay on start-up and power-up for soft starts · P+I control option on digital stages · Smart recovery · No backup battery required · Minimum on/off times for HVAC equipment protection · 32 character LCD display · 6 status LEDs · Remote room sensing capability · User setpoint adjustment limits · Local and remote override capability · System and fan switching with access lockouts · Auxiliary time clock output (economizers) · Fan interlock safety option · Filter service input and indication · Equipment monitoring inputs and indication · External time clock input · Energy management input for setpoint shift · Access to programming or schedule may be locked out or limited with the use of an access code · Fahrenheit or Celsius temperature display CHECK OUT MY OTHER AUCTIONS FOR MORE GREAT ITEMS AS WE CLEAN OUT OUR SHED