Warranty

43658 Remote Sensor (Sold Separately)
70
WW
WW
W
all Thermostatsall Thermostats
all Thermostatsall Thermostats
all Thermostats
Programmable
43255
5 Day/1 Day/1 Day Programming, 4
Periods Per Day For Conventional Heat/
Cool or Single Stage Heat Pump Systems
43355
7 Day Programming, 4 Programs
Per Day
Also Compatible With Most:
• Single-stage heat pumps
Additional Features:
• Adjustable cyle rate
• Pre-programmed
• Easy “Front Load” battery access
• Energy and filter use monitors
• Up-opening door
• Daylight Savings key
• Temporary and vacation overrides
• Programmable Hold
• Home Today Override
• Two-stage low battery warning with fail safe
protection
Additional Features:
• Adjustable cycle rate
• Pre-programmed
• Easy “Front Load” battery access
• Mechanical low temperature protection
• Filter monitor
• Up-opening door
• Two-stage low battery warning with fail safe
protection
Also Compatible With Most:
• Single-stage heat pumps
Additional Specifications:
• Terminations: G, RC, RH,
Y/O, W/B, Y1
43154
5 Day/2 Day Programming,
4 Periods Per Day
For Conventional Heat/Cool or
Single-Stage Heat Pump Systems
Additional Features:
• Adjustable cycle rate
• Pre-programmed
• Easy “Front Load” battery access
• Mechanical low temperature protection
• Filter Monitor
• Up-opening door
• Two-stage low battery with fail safe protection
Also Compatible With Most:
• Single-stage heat pumps
Additional Specifications:
• Terminations: G, RC, RH,
Y/O, WB, Y1
Programmable
Additional Features:
• Auto Programming
• Keyboard lock
• Easy Front Load battery access
• Energy and filter use monitors
• Patented Home Today temporary override
• Vacation Hold override
43503
7 Day Programming, 4 Programs
Per Day With Auto Season Changeover
Additional Specifications:
• Terminations: RC, RH, W,
Y/Y1, G, O/B
43558
7 Day Programming, 4 Programs Per Day
For Multi-Stage Heat Pump/Conventional
Two-Stage Heat/Cool With Auto-Season
Changeover Thermostat
Additional Features:
• Energy Monitor
• “System On” indicators
• Keyboard lock
• Auto heat recovery
• Preprogrammed
• Filter Monitor
• Temporary/Vacation overrides
• Programmable Hold
• Home Today override
• Auto season changeover
• Optional hardwire remote sensors (43658)
• AC powered with 2 AAA battery backup
Additional Specifications:
• Terminations: R, Y1, Y2, W1,
W2, E, O, B, G, L, C
• Remote Sensor Terminations:
RS1+, RS1-, RS2+, RS2-
Also Compatible With Most:
• Two-stage heat pumps with 2 heat/2 cool
• Two-stage heat pumps with 2 heat/1 cool
• Single-stage heat pumps
• Conventional two-stage heat/
cool systems (Not for use
with 110V/220V systems)
• Multi-stage heat/cool
Additional Specifications:
• Terminations: G, RC, RH,
Y/O, W/B, Y1