| GX66 Series Product Selection Table | |||
| Model | Coil Voltage | Coil Termination | Auxiliary Contact |
| GX66BD | 12 Vdc | Coil Screw, M4 | None |
| GX66BDB | 12 Vdc | Coil Screw, M4 | SPST, Normally Open |
| GX66BDC | 12 Vdc | Coil Screw, M4 | SPST, Normally Closed |
| GX66CD | 24 Vdc | Coil Screw, M4 | None |
| GX66CDB | 24 Vdc | Coil Screw, M4 | SPST, Normally Open |
| GX66CDC | 24 Vdc | Coil Screw, M4 | SPST, Normally Closed |
| GX66FD | 48 Vdc | Coil Screw, M4 | None |
| GX66FDB | 48 Vdc | Coil Screw, M4 | SPST, Normally Open |
| GX66FDC | 48 Vdc | Coil Screw, M4 | SPST, Normally Closed |