Easy to handle, robust dirty water pumps for drawing water as well as pumping dirty water between and from containers. Article No. 1790, 1795, 1802: with float switch for cut-in and cut-out. Infinitely variable via panel of cable holder (except Art. No. 1790). Plug-in device for simple switching to permanent manual operation (except Art No. 1790). Article No. 1797, 1799: aquasensor starts the pump automatically from a low water level of only 65 mm. Infinitely variable sensor cut-in and cut-out level, independent from each other. Low-wear pump impeller for longer service life. Thermal protection switch protects the motor against overload. Universal connection for 13 mm (1/2"), 16 mm (5/8"), 19 mm (3/4"), 25 mm (1"), 38 mm (1 1/2") hoses (all models) and additional 50 mm (2") hoses (for Art. No. 1802). Connection thread 41.9 mm (G 1 1/4), for model 20000 inox: 47.8 mm (G1 1/2). 10 m special connection cable for versatile use, also for draining building pits and garden ponds. Salt water, aggressive and easily combustible substances and food must not be pumped. Quiet, maintenance-free capacitor motor. 4-colour display carton.