| Manufacturer part number (MPN) | 6AV2125-2AE23-0AX0 |
| EAN / GTIN | 4047623405313 |
| HS code | 8536.90 |
| Sales unit | pcs |
| Product type designation | Connection box |
| Product function — Web-based management | Yes |
| Safety evaluation through direct wiring — Reconnection without emergency stop circuit interruption | Yes |
| Safety evaluation through direct wiring — Reconnection with emergency stop circuit interruption | No |
| Safety evaluation through direct wiring — Monitoring the STOP button | Yes |
| Safety evaluation through direct wiring — Monitoring of emergency stop button | Yes |
| Safety evaluation through direct wiring — Monitoring of acknowledgement button | Yes |
| Safety evaluation via PROFIsafe — Reconnection without emergency stop circuit interruption | Yes |
| Safety evaluation via PROFIsafe — Reconnection with emergency stop circuit interruption | No |
| Safety evaluation via PROFIsafe — Monitoring the STOP button | Yes |
| Safety evaluation via PROFIsafe — Monitoring of emergency stop button | Yes |
| Safety evaluation via PROFIsafe — Monitoring of acknowledgement button | Yes |
| Wall mounting/direct mounting | Yes |
| Control cabinet installation | No |
| Type of supply voltage | DC |
| Rated value (DC) | 24 V |
| Permissible range, lower limit (DC) | 19.2 V |
| Permissible range, upper limit (DC) | 28.8 V |
| Current consumption (rated value) | 95 mA |
| Starting current inrush I²t | 0.16 A²·s |
| Active power input, typ. | 2.3 W |
| Number of industrial Ethernet interfaces | 3 |
| Number of PROFINET interfaces | 3 |
| Connection point identification | Yes |
| Industrial Ethernet — Industrial Ethernet status LED | 3 |
| PROFINET | Yes |
| IRT | Yes |
| AS-Interface | No |
| Protocols (Ethernet) — TCP/IP | Yes |
| Protocols (Ethernet) — DHCP | Yes |
| Protocols (Ethernet) — SNMP | Yes |
| Protocols (Ethernet) — DCP | Yes |
| Protocols (Ethernet) — LLDP | Yes |
| Further protocols — MODBUS | Yes |
| Further protocols — other bus systems | No |
| IP degree of protection | IP65 |
| IP65 (all-round) | Yes |
| IP (at the front) | IP65 |
| CE mark | Yes |
| KC approval | No; in preparation |
| Highest safety class achievable in safety mode — Performance level according to ISO 13849-1 | PLe |
| Highest safety class achievable in safety mode — SIL acc. to IEC 61508 | SIL 3 |
| Marine approval — Germanischer Lloyd (GL) | Yes |
| Marine approval — American Bureau of Shipping (ABS) | Yes |
| Marine approval — Bureau Veritas (BV) | Yes |
| Marine approval — It Norske Veritas (DNV) | Yes |
| Marine approval — Korean Register of Shipping (KRS) | Yes |
| Marine approval — Lloyds Register of Shipping (LRS) | Yes |
| Marine approval — Nippon Kaiji Kyokai (Class NK) | Yes |
| Marine approval — Polski Rejestr Statkow (PRS) | No |
| Marine approval — Chinese Classification Society (CCS) | Yes |
| Ambient temperature during operation — min. | 0 °C |
| Ambient temperature during operation — max. | 55 °C |
| Relative humidity — Operation, max. | 90 % |
| Configuration software — WinCC Comfort (TIA Portal) | Yes; Optional |
| Configuration software — WinCC Advanced (TIA Portal) | Yes; Optional |
| Configuration software — WinCC Professional (TIA Portal) | Yes; Optional |
| Dimensions — Width | 230 mm |
| Dimensions — Height | 151.3 mm |
| Dimensions — Depth | 75.4 mm |