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Free Shipping! Limit one per cooling system and up to three per residential electric customer account.

  • ecobee 4
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    Ecobee4 Smart Wifi
    Thermostat
    $249.00 (Save: $100!) Ameren Missouri Price...
    $149.00
    Each
  • Honeywell T6 Lyric Thermostat
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    Honeywell Brand Lyric T6
    Smart T-Stat
    $124.99 (Save:$100!) Ameren Missouri Price:...
    $24.99
    Each
  • Nest thermostat
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    Nest Brand Generation 3
    Smart T-Stat
    $249.99 (Save: $100!) Ameren Missouri Price...
    $149.99
    Each