JOHNSON PUMP CM90 CIRCULATION PUMP 17.2 GPM 12V 3/4 OUTLETCM90 Circulation Pump - 17.2GPM - 12V - 3/4 OutletCM90 circulation pumps are a line of compact magnetic driven centrifugal pumps which combine high flow rates with very low electric current consumption. Suitable for fresh water, ethylene glycol and salt water circulation. Glass-fiber reinforced PPA body. Specifications:System Pressure:-0.3 to 3.0 bar; stationary max. 4.0 bar Liquid: Water/glycol mixture; max. 60% glycol, fresh and salt waterMotor service life: More than 5,000 hours at nominal voltage, 10,000 start/stops. Interchangeable motorDry running: 30 minutes Dimensions: 244mm L x 120mm W x 150mm HWeight: 6.6lbsCapacity: 17.2 GPM Ports: 3/4