LX brand hot tub circulation pump running on 220 - 240 volts. This LX WE10 pump has the same wet end size and 3/4" barb hose connections as the small Laing E10. Pump dimensions are 9-3/4" long front to back, 5.9" tall and 5.9" wide. Space permitting in the hot tub it can be used to replace the smaller Laing Thermotech E10 pump.