AS2C/AL2C　2-Port Normally Closed Type （Air-operated）; MS2/ML2　2-Port Normally Closed Type （Manually-operated）; ATA2C　3-Port Confluent valve（Air-operated）; ATB2C　3-Port Flow-dividing valve（Air-operated）

ATS2C　Small diameter series　Sampling Valves　（Air-operated）; MTS2　Small diameter series　Sampling Valves　（Manually operated）

ATS3C　Large diameter series　Sampling Valves　（Air-operated）; MTS3　Large diameter series　Sampling Valves　（Manually operated）

ATS4C　Sampling Valves with Cleaning Port　（Air-operated）; MTS4　Sampling Valves with Cleaning Port　（Manually operated）

AB2C　Tank Bottom Sanitary Valves　（Air-operated）; MB2　Tank Bottom Sanitary Valves　（Manually operated）