Selection Guide

Precise • Quality • Reliable • Innovative
More Thermostat Choices
43004A / 43005A
Mechanical Thermostat
All models o er our “quiet switching” design and require no
additional sub-base for heating, cooling or heating/cooling
installation. All deliver maximum performance at a value
price. All mechanical thermostats have a 1 year warranty.
• Heat / Cool
• For Use with Most 4 or 5 Wire 24 VAC Systems
and Single-stage Heat Pumps
• Adjustable Heat Anticipator
• Mercury Free
• Terminations: RC, RH, W, Y, G, O, B
43004A
Horizontal
43005A
Ve rt ic a l
Common Features/Compatibility for
43004A, 43005A, 43054 and 43154
• Latching Relays for System
Compatibility
• Soft Touch Keypad
• Low Battery Indicator
• Blue Back Light
• Easy, Front Load Battery Access
• 2 AA Batteries Included
• °F/°C Selector
• 3 Year Warranty
Features
Compatible With:
• 24 VAC Heat/Cool, Heat Only or
Cool Only Systems
• Gas, Electric or Oil Systems
• Millivolt Systems
• 2 Wire Hydronic Systems
43054
Digital Thermostat
• Non-Programmable
• Electronic Digital Accuracy
• Large, easy-to-read LCD
• Filter Change indicator
• No Leveling Required
• Bi-Metal Freeze Protection
• Terminations: RC/O, RH/B, Y, W, G, R
43154
5/2 or 5/1 Day
Programmable Thermostat
• For Conventional Heat / Cool or Single-Stage
Systems
• Pre-Programmed
• 4 Periods Per Day
• Adjustable Cycle Rate
• Easy “Front Load” Battery Access
• Mechanical Low Temperature Protection
• Filter Monitor
• Up-Opening Door
• Two-Stage Low Battery Warning with Fail
Safe Protection
• Large, easy-to-read LCD
• Terminations: G, RC, RH, Y/O, WB, Y1
e