Ethernet (CJ1WETN21)
Omron

Ethernet (CJ1WETN21)

Part numberCJ1WETN21EAN / GTIN4536854937590HS code8536.90
MOQ:1

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Product Description

Omron CJ1WETN21 Ethernet unit, with RJ45 (100Base-TX and 10 Base-T) plug (TCP/IP & UDP/IP socket services, FTP, SMTP, FINS).

Technical Specifications

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

Standards & Compliance

HS Code
8536.90

Cross References

  • EAN 4536854937590
  • SAP 1000158311
  • Code 8121422

Product Documentation

Document preview: Ethernet (CJ1WETN21) — Specification sheet

Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy CJ1WETN21?
CJ1WETN21 can be ordered from cballast.com as a Omron catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Omron product?
The manufacturer part number is CJ1WETN21.
What is the HS code for CJ1WETN21?
The customs tariff (HS) code for CJ1WETN21 is 8536.90.
Who manufactures CJ1WETN21?
CJ1WETN21 is a Omron product in the Sensors & Instrumentation range.
Is a datasheet available for CJ1WETN21?
Yes — the CJ1WETN21 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for CJ1WETN21?
The minimum order quantity is 1.
Is CJ1WETN21 available?
Yes — CJ1WETN21 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).