008 Stainless Steel SmartPlus Flanged Circulator Pump, 0-15 GPM, 1/25 HP

The Taco SmartPlus circulator is designed to deliver instant hot water comfort and convenience while conserving water and energy. By recirculating "cooled" hot water back to the water heater, the wait for hot water is decreased to seconds. The SmartPlus is designed for use with dedicated return line systems. Features: Pulse mode: when set for pulse mode, the SmartPlus circulator will run for 150 seconds every 10 minutes to maintain hot water at all fixtures Smart mode when set for smart mode, the circulator will run in pulse mode as above for the first 7 days; during the first 7 days, the SmartPlus will monitor and record the homes hot water usage pattern; for the next 7 days, the SmartPlus will use the preceding week’s usage pattern to cycle the pump; this process will be repeated every 7 days Vacation function - after 36 hours of inactivity the pump will automatically turn off and remain off until hot water usage is detected again Exercise function - while in vacation mode the pump will cycle on once every 7 days and run for 10 seconds to prevent any corrosion or scale buildup Unique replaceable cartridge design-field serviceable Self-lubricating No mechanical seal Unmatched reliability-maintenance free