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WHAT'S NEW |
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P521U
Universal Up to 2 Stage of Heat / 1 Stage Cool
Programmable or Non-Programmable
Heat Pumps or Non-Heat Pump
Adjustable Heat and Cool Limits |
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PSDS11
Up to 1 Stage Heat / 1 Stage Cool
Digital Non-Programmable Thermostat
Heat Pumps or Non-Heat Pump |
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