Pedrollo NK Multi-stage Submersible Pump INSTALLATION & USE The NK Pedrollo pumps are suitable for use with clean water in domestic, civil, and agricultural applications such as the distribution of water in combination with pressure sets, for the irrigation of gardens and allotments, and for pressure boosting, etc.This pump is available in either single or three-phase. Single-phase pumps are available with or without a fitted float switch.Models include:Single Phase: NKm2/3-N | NKm2/4-N | NKm2/5-N | NKm2/6-N | NKm4/3-N | NKm4/4-N | NKm4/5-N | NKm4/6-N | NK8/4-N CONSTRUCTION Stainless Steel AISI 304 External Sleeve , complete with a threaded delivery port in compliance with ISO 228/1Stainless Steel AISI 304 Suction Filter Stainless Steel AISI 304 motor sleeve Noryl GFN2V Impellers and Diffusers Stainless steel motor shaft EN 10088-3 - 1.4104Complete with a 20 m long power cablePower Supply:  230V Single Phase (230/1/50) or  400V Three Phase (400/3/50) Ports: 1 1/4 PERF