... ,32mmVoltage: DC3-6V,,AC/DC9-24V,AC110V,AC120V,AC220VValve body Material: Stainless steel (304, 316), Brass,Ni plated ... HVAC and fire works.3.Water equipment,auto-control watersystem,industrial mini-auto equipment, Small equipment for automatic control4. ... loop,ideal for off-grid system. Domestic water,Irrigation system,cooling/heating system,Low voltage plumbing system 7.Multiple voltage and control ...