| Classification | Plug-in terminals/Solder terminals | PCB terminals |
|---|---|---|
| Standard model | G2A-432A | G2A-4321P |
| Arc barrier equipped model | G2A-432AY | --- |
| Built-in diode model | G2A-432A-D | G2A-4321P-D |
| Built-in operation indicator model | G2A-432A-N | --- |
| Built-in operation indicator and diode model | G2A-432A-N1 | --- |