Check the listing for details. Laing 60A0G1001, Model E3-BCUVNNNW-01, E Series, Circulating Pump. Condition: New. Listed at 663.21 USD. Laing E3-BCUVNNNW-01 Circulating Pump Designed with the highly efficient electronically commutated permanent magnet motor (ECM technology), this revolutionary pump consumes 40% less energy while delivering an added variable speed technology that offers further power savings. Through microprocessor technology the motor is provided the precise frequency and voltage for optimum performance. This pump provides instant availability of hot water, even at the tap farthest from the hot water heater, therefore, reducing the amount of wasted water. This circulator is compatible with Timer P/N 60AAGT001 (sold separately). Features and Benefits Saves 68% electricity compared to a standard circulating pump Highly efficient ECM Technology Long lasting, silent operation Resistant to scale build up Maintenance free without blockage, extended service life Single bearing design Shaftless and sealless Applications Hot water circulation Fan coil heating Solar heating Radiant heating systems Note: This item replaces obsolete Model E3-BCUVNN1W-11 (Part# 6050U5015).