Electronically Operated Valves Expansion valve / high-pressure25 mm, max. 140 bar | ICMTS series Expansion valve / electric1/2 – 2″, max. 42 bar | AKVA series Expansion valve / electricmax. 90 bar | AKVH series Expansion valve / electric3/8 – 2 1/8″, max. 42 bar | AKV series