pressure switch (KRS-3)

Brief:KRS-3:widely used for water pump, electronic pump and other water equipment.All products approved TUV, CE, CCC standard and some have UL, CUL certificate.Technique parameter:1.)Rated Voltage:230v 115v 2.)Frequency:50/60Hz 3.)Rated Current: 12A /2HP 20A/1.5HP 4.)Min. cut-in 20PSI Max. cut-out 175PSI 5.)Pressure Range:20-40;30-50;40-60PSI 6.)Intel Base:plastic metalproduct requirment:1.)voltage:230v or 115v? 2.)pressure range:20-40 or 30-50 or 40-60PSI? 3.)Rated Current: 12A /2HP or 20A/1.5HP? 4.)order quantity one time?