The Grundfos SLV.80.80.11.4.50D.C is a Cast iron 1.1kW, 4-pole waste water pump with SuperVortex impeller, 80mm solids handling, DN80 flanged discharge port, without sensor, non-ex rated. The Grundfos SL range are popular cast iron waste water pumps available with either the Grundfos S-tube (SL1 models) or SuperVortex (SLV models) imepllers. The SuperVortex impeller is ideal for waste water laden with fibrous materials, whereas the S-tube impeller is ideal for spherical solids with excellent energy efficiency. The design also features a clamp release allowing the pump to be disassembled without special tools.