Available with standard Wiegand and clock/data output. Operates as slave to the AP-500 master or AP-550 reader/controller. The 503 module comes with integral keypad.
| Make | Apollo Security Sales |
|---|---|
| Manufacturer | Apollo Security |
| Model code | AP-501/502 |
| Standalone/ Networked/ PC | Networked |
| Additional info | Available with standard Wiegand and clock/data output. Operates as slave to the AP-500 master or AP-550 reader/controller. The 503 module comes with integral keypad. |