| Manufacturer part number (MPN) | CJ1WETN21 |
| EAN / GTIN | 4536854937590 |
| HS code | 8536.90 |
| Sales unit | pcs |
| Number of HW-interfaces industrial Ethernet | 1 |
| Number of HW-interfaces other | 1 |
| With optical interface | No |
| Supporting protocol for TCP/IP | Yes |
| Supporting protocol for PROFIBUS | No |
| Supporting protocol for CAN | No |
| Supporting protocol for INTERBUS | No |
| Supporting protocol for ASI | No |
| Supporting protocol for KNX | No |
| Supporting protocol for Modbus | No |
| Supporting protocol for Data-Highway | No |
| Supporting protocol for DeviceNet | No |
| Supporting protocol for SUCONET | No |
| Supporting protocol for LON | No |
| Supporting protocol for PROFINET IO | No |
| Supporting protocol for PROFINET CBA | No |
| Supporting protocol for SERCOS | No |
| Supporting protocol for Foundation Fieldbus | No |
| Supporting protocol for EtherNet/IP | No |
| Supporting protocol for AS-Interface Safety at Work | No |
| Supporting protocol for DeviceNet Safety | No |
| Supporting protocol for INTERBUS-Safety | No |
| Supporting protocol for PROFIsafe | No |
| Supporting protocol for SafetyBUS p | No |
| Supporting protocol for other bus systems | No |
| Radio standard Bluetooth | No |
| Radio standard WLAN 802.11 | No |
| Radio standard GPRS | No |
| Radio standard GSM | No |
| Mobile communications standard 3G (UMTS) | No |
| IO link master | No |
| Redundancy | No |
| Type of data transmission | Serial |
| Transmission rate | 100000 kBit/s |
| With potential separation | Yes |
| SIL according to IEC 61508 | None |
| Suitable for safety functions | No |
| Performance level according to EN ISO 13849-1 | Level a |
| Appendant operation agent (Ex ia) | No |
| Explosion safety category for gas | None |
| Explosion safety category for dust | None |
| Width | 30 mm |
| Height | 90 mm |
| Depth | 65 mm |
| Country of origin | China |