Two Way Pilot Operated Solenoid Valve Select from the following product attributes. AC-Voltage: 120/60, 220/50 - Standard 24/60 240/60 480/60 Coil-Options: None - Standard Class H - Intermediate Power Class H - High Power Class B - High Temperature - Spade Terminals Class H - High Temperature - Spade Terminals Material / Feature: Standard E - Ethylene Propylene J - Neoprene V - Viton Explosion Proof Vacuum-Option: None - Standard VM - Medium Vacuum VH - High Vacuum Manual-Operator: None - Standard MH - Momentary Manual-Operator MO - Manual-Operator