With EHEIM classic you have everything that makes up a good external filter. By choosing a classic you won’t go wrong. Because you have chosen a reliable, millionfold tried and tested piece of equipment. All models perform to the highest quality standards. First class components and carefully matched features ensure perfect pump and filter performance. Additionally, you have the proverbial EHEIM quiet running, robust durability and low energy consumption. You will be very satisfied.Benefits of EHEIM classic external filter• Millionfold tried and tested• Exceptional value for money• very quiet running• low energy consumption• long-lasting flexible silicon sealing ring in pumphead (for easy and safe replacement after cleaning)• Can be filled with filter pads and/or loose filter media• Comes with spraybar, inlet pipe, hose and installation accessories• Versatile accessories Classic 250For aquariums of about. 80.00 lFor aquariums up to approx. 250.00 lPump power (50 Hz) per hour of approx. 440.00 lPumping head approx. (H max at 50 Hz) 1.50 mPower(50 Hz) to 8 wattFilter volume 3.00 lContainer volume 3.50 lHeight 355.00 mmDimensions in Ø 160.00 mmInstallation height 180.00 cmVoltage 230 voltHose Ø Suction side(inside) 12.00/16.00 mmHose Ø Druckseite(inside) 12.00/16.00 mmFreshwater yesSea water yes Classic 350For aquariums of about. 120.00 lFor aquariums up to approx. 350.00 lPump power (50 Hz) per hour of approx. 620.00 lPumping head approx. (H max at 50 Hz) 1.80 mPower(50 Hz) to 15 wattFilter volume 4.00 lContainer volume 4.80 lHeight 370.00 mmDimensions in Ø 185.00 mmInstallation height 180.00 cmVoltage 230 voltHose Ø Suction side(inside) 12.00/16.00 mmHose Ø Druckseite(inside) 12.00/16.00 mmFreshwater yesSea water yesFor outdoor use no Classic 600For aquariums of about. 180.00 lFor aquariums up to approx. 600.00 lPump power (50 Hz) per hour of approx. 1,000.00 lPumping head approx. (H max at 50 Hz) 2.30 mPower(50 Hz) to 20 wattFilter volume 6.00 lContainer volume 6.60 lHeight 400.00 mmDimensions in Ø 205.00 mmInstallation height 180.00 cmVoltage 230 voltHose Ø Suction side(inside) 16.00/22.00 mmHose Ø Druckseite(inside) 12.00/16.00 mmFreshwater yesSea water yesFor outdoor use no Classic 1500XLFor aquariums of about. 300.00 lFor aquariums up to approx. 1500.00 lPump power (50 Hz) per hour of approx. 2,400.00 lPumping head approx. (H max at 50 Hz) 3.70 mPower(50 Hz) to 65 wattFilter volume 18 lContainer volume 23 lHeight 570 mmDimensions in Ø 355 mmInstallation height 150cmVoltage 230 voltHose Ø Suction side(inside) 16.00/22.00 mmHose Ø Druckseite(inside) 25.00/34.00 mmFreshwater yesSea water yesFor outdoor use no