Cofi TRE 820 Ignition Transformer model_skp75_012u1 303E2 is correct for your

303E2 is correct for your valve

Ambient temperature: -15 / +60 C

Dungs MVD 505/5 Solenoid Gas Safety Shut Off Valve Rp1/2" 110v - Plug Connection

483A8Z3 - Actuator

Cofi TRE 820 Ignition Transformer model_skp75_012u1 303E2 is correct for yourTRE 820 Dual Voltage Single Outlet Transformer Versatile 2x4kV 30mA Single Outlet Intermittent Inductive Transformer The TRE 820 offers unique dual voltage capability with 2x4kV output at 30mA through a single outlet. This innovative design provides flexible voltage options for applications requiring variable high voltage configurations with intermittent duty reliability. Key Technical Specifications: Output Voltage: 2x4kV (dual voltage configuration)