The Grundfos SL1.80.100.40.EX.4.51D.C is a Cast iron 4kW, 4-pole waste water pump with S-tube impeller, 80mm solids handling, DN100 flanged discharge port, without sensor, 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.
