Skip to main contentSkip to footer
Slide 1 of 10

Overview

Waveshare RS232/485/422 to RJ45 Ethernet module with PoE. Industrial serial-to-Ethernet IoT gateway combining serial server, Modbus gateway, and MQTT gateway functions. Supports TCP/UDP modes, 6-36V DC input, DIN rail mount.

Waveshare RS232/485/422 to Ethernet Module, PoE, IoT Gateway

Web Code: 20212949
Sold and shipped by | 4.3 seller rating (254 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

Read return policy

Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • 1 Waveshare RS232/485/422 to Ethernet module

The Waveshare RS232/485/422 to RJ45 Ethernet Module is an industrial device data acquisitor and IoT gateway that converts RS232/485/422 serial data to Ethernet with bi-directional transparent transmission. Rated 4.3 out of 5 stars from 135 customer reviews.

·Multi-Function Industrial Gateway - Combines serial server, Modbus gateway, MQTT gateway, and RS485-to-JSON functions in one compact module, designed for industrial data acquisition and intelligent instrument monitoring.

·

·PoE Ethernet Port - Features RS232/485/422 serial ports and an Ethernet port with PoE function supporting the IEEE 802.3af PoE standard. Power input via DC port (5.5mm outer / 2.1mm inner diameter) and screw terminals, with a wide 6-36V DC voltage range.

·

·Flexible Protocol Conversion - Supports TCP server, TCP client, UDP mode, and UDP multicast. MQTT/JSON to Modbus conversion, multi-host roll polling, and user-defined heartbeat/registration packets for cloud communication and device identification.

·

·Rail-Mount Design - Compact aluminum alloy case with DIN rail-mount support for easy installation. Small size, cost-effective, with built-in TVS surge protection, lightning and ESD protection, plus NTP protocol support for network time synchronization.

·

·Wide Applications - Suitable for data acquisition, IoT gateway, safety and security IoT, intelligent instrument monitoring, and Modbus network upgrades.

·

What's in the Box:

·1 Waveshare RS232/485/422 to Ethernet module

·

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders over $100 (before taxes, fees, and promo codes).

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
See our return policy to find specific return information for this product and steps on how to return by mail.