08/20/2026 6:58 p.m.
https://cablematic.com/en/products/e45-module-housing-rs485-serial-to-ethernet-tcpip-three-port-model-usr-tcp232-504-UK033/
https://cablematic.com/en/products/e45-module-housing-rs485-serial-to-ethernet-tcpip-three-port-model-usr-tcp232-504-UK033/
E45 module housing RS485 serial to Ethernet TCP/IP three-port model USR-TCP232-504
REF: UK033
Specifications
- New Cortex-M3 core.
- LWIP optimization protocols.
- Auto-MDI/MDIX function.
- Support TCP server, TCP client, UDP, UDP server, httpd.
- Virtual serial port support, with the appropriate software.
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More info
PVP
€85.96
Price including VAT:
€85.96
PVD
€71.36
PVP: Retail price.
Check conditions.
PVP: Sale price to distributors.
Check conditions.
warranty
returns
safe
We will notify you when it is back in stock.
Specifications
- New Cortex-M3 core.
- LWIP optimization protocols.
- Auto-MDI/MDIX function.
- Support TCP server, TCP client, UDP, UDP server, httpd.
- Virtual serial port support, with the appropriate software.
More info
USR-TCP232-504 converter module is a 3-port RS485 to RJ45 Ethernet TCP/IP. Support firmware upgrade via network, IP and domain name support, support up to 4 link from client when acting as TCP server, send and receive data with ID. Ability to modify the MAC address, and HTTP server port. Keepalive support. It has been widely used in the field IOT. Module is low cost and highstability. Model mounted in metal casing. Power supply is provided.
Specifications
- New Cortex-M3 core.
- LWIP optimization protocols.
- Auto-MDI/MDIX function.
- Support TCP server, TCP client, UDP, UDP server, httpd.
- Virtual serial port support, with the appropriate software.
- Speed serial port: 110 bps to 1,024,000 bps (COM0 only 256,000 bps max).
- DHCP automatically access IP support.
- You can view the installation within the network via the UDP broadcast protocol.
- Protocol for VIP clients.
- PC Programming TCP/IP using VB, C ++, Delphi, Android, IOS.
- Setting parameters via WEB.
- Communication via UDP.
- Default button.
- 2KV isolation.
- Support firmware upgrade through network.
- IP support and operational domains simultaneously.
- It supports up to 4 link from client when acting as a TCP server.
- You can change the MAC address.
- You can change the HTTP server port for the HTTP server integrated module.
- Keepalive support.
- Gross Weight: 210 g
- Number of packages: 1
Technical terms
- Android - IOS
- Categories network cables
- DHCP
- Communication Series
- RS485
- RJ45
Android - IOS
Android and iOS are the two leading mobile operating systems powering smartphones and tablets worldwide.
| Feature | Android | iOS |
|---|---|---|
| Developer | Apple Inc. |
Technical Detail
Android is based on an open-source model (AOSP), while iOS is a closed-source proprietary system.
Key Advantages
Customization and hardware variety for Android; ecosystem stability and security for iOS.
Note: These platforms define the modern mobile development landscape.


