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header-product StarTech Industrial RS232 to RS422/485 Serial Port Converter with 15KV ESD Protection and Steel Housing
114.99 €

StarTech Industrial RS232 to RS422/485 Serial Port Converter with 15KV ESD Protection and Steel Housing

StarTech Industrial RS232 to RS422/485 Converter IC232485S Photo 1
StarTech Industrial RS232 to RS422/485 Converter IC232485S Photo 2
StarTech Industrial RS232 to RS422/485 Converter IC232485S Photo 3
StarTech Industrial RS232 to RS422/485 Converter IC232485S Photo 4
StarTech Industrial RS232 to RS422/485 Converter IC232485S Photo 1
StarTech Industrial RS232 to RS422/485 Converter IC232485S Photo 2
StarTech Industrial RS232 to RS422/485 Converter IC232485S Photo 3
StarTech Industrial RS232 to RS422/485 Converter IC232485S Photo 4
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StarTech Industrial RS232 to RS422/485 Serial Port Converter with 15KV ESD Protection and Steel Housing

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Short description

StarTech industrial serial port converter designed to bridge RS232 interfaces to RS422 or RS485 networks. Features robust 15KV ESD protection and a durable steel housing for reliable operation in demanding environments. Ideal for industrial automation, data acquisition, and communication systems. Operates within wide temperature ranges and includes CE, FCC, and REACH certifications.
Available at price 114.99 €: 5 pcs.
Total available for order: 15 pcs.
Warranty: 2 Years
SKU: 768328
Manufacturer: StarTech
free shipment

Cheapest delivery:

Unisend LV

Pick-up points

Unisend LV

Cost

1.99 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
06.11.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
11.11.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.35 kg)
Parcel couriers
Unisend LV / Venipak Pickup LV / Venipak Locker LV / DPD Paku skapis / Omniva LV / Latvijas Pasts pakomāts / Latvijas Pasts nodaļa
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From 1.99 €
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Payment Methods:
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Available for private customers at price 126.99 €: 5 pcs.
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Product information

Description

The StarTech Industrial RS232 to RS422/485 Serial Port Converter is a reliable bi-directional adapter engineered to seamlessly bridge standard RS232 interfaces with RS422 or RS485 networks. Designed specifically for professional and demanding communication systems, this device ensures stable signal conversion over long distances. It features a robust steel housing that offers enhanced physical durability, protecting internal components in harsh operational settings. With built-in high-level electrostatic discharge protection, the converter prevents electrical damage to connected machinery, making it an essential component for stable serial communication infrastructures.

Advantages

This industrial serial converter delivers exceptional signal reliability and longevity thanks to its heavy-duty steel enclosure and advanced protection mechanisms. It safeguards sensitive equipment by providing comprehensive electrostatic discharge defense on all signal pins. The unit supports flexible configuration options, allowing both automatic detection and manual switching for baud rates and operating modes to match specific network requirements. Its capacity to transmit data over extended cable runs ensures versatile deployment across large facilities without signal degradation. Additionally, integrated status indicators provide clear, real-time visual feedback on power and data transmission activity.

Suitable for

  • Industrial automation and factory floor control systems
  • Data acquisition setups and remote monitoring equipment
  • Connecting legacy RS232 devices to modern RS422 or RS485 networks
  • Long-distance serial communication links up to 1200 meters

When it may not be suitable

This converter may not be suitable for standard office environments where industrial-grade physical durability and extended temperature ranges are unnecessary. It is also not designed for high-speed consumer data protocols that require USB, Ethernet, or wireless connectivity instead of traditional serial interfaces.

Key specifications

  • Converts RS232 to 2-wire or 4-wire RS485 and RS422
  • Supports baud rates up to 921.6 Kbps
  • ±15KV ESD protection on all signal pins
  • Maximum connection distance of 1200 meters
  • Host interface: RS-232, Output interface: RS-232
  • Connectors: DB-9 male and female
  • Durable steel housing material
  • Wall-mountable design with Power, Tx, and Rx LED indicators
  • Operating temperature range supporting demanding environments

How to use

To use the converter, securely mount the unit to a stable surface if desired using its wall-mountable design. Connect your RS232 serial cable from the host device to the input port of the converter, and attach your RS422 or RS485 communication lines to the corresponding output connectors. Configure the operational mode and baud rate using either the automatic detection feature or the integrated manual dip switches according to your network specifications. Finally, apply power using a compatible input voltage source and monitor the operational status through the built-in LED indicators to ensure normal data transmission.

What to consider before purchase

  • Verify that your existing hardware utilizes RS232, RS422, or RS485 serial interfaces
  • Check the required communication distance and ensure it falls within the 1200-meter limit
  • Confirm whether automatic or manual mode and baud rate switching is preferred for your application
  • Assess the physical installation environment to utilize the wall-mountable steel housing effectively

Ensure all power sources are disconnected before making physical cable connections to prevent potential equipment damage, and verify wiring polarity for RS485 networks to maintain stable communication.

All features
Weight: Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
0.143 kg
Certification:
CE, FCC, REACH
Operating relative humidity (H-H):
5 - 85
Storage temperature (T-T): The minimum and maximum temperatures at which the product can be safely stored.
-20 - 60
Package weight: Weight of the packaged product.
351 g
Operating temperature (T-T): The minimum and maximum temperatures at which the product can be safely operated.
0 - 50
Height: The measurement of the product from head to foot or from base to top.
22 mm
Input voltage: The voltage (V) which is required to power the product.
110 - 240
Width: The measurement or extent of something from side to side.
59 mm
Depth: The distance from the front to the back of something.
117 mm
Product colour: The colour e.g. red, blue, green, black, white.
Black
Host interface: Interface that enables a host controller to communicate with a driver.
RS-232
Input current:
0.3
Package depth: The distance from the front to the back of the packaging.
119 mm
Package height: The distance from the top to the bottom of the packaging.
71 mm
Package width: The distance from one side of the packaging to the other.
189 mm
Manual:
Yes
Master (outer) case height:
264 mm
Master (outer) case width:
396 mm
Housing material: What the casing of the product is made of.
Steel
Connector 1: This is the first connector in the device.
DB-9
Connector 2: This is the second connector in the device.
DB-9
Output interface: The ports (sockets) where the device is connected via connectors and cables to external devices.
RS-232
Maximum cable length:
1200 m
Master (outer) case length:
362 mm
Products per master (outer) case:
20 pc(s)
Connector gender: To distinguish parts on a cable interface, connectors are grouped under genders. Sockets or jacks are considered to be female whilst plugs are referred to as male.
Male/Female
Compliance certificates: Indicates which regulatory, safety, and environmental standards the product complies with, as verified by recognized authorities or certification bodies.
RoHS

Description

Machine translation.

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Stock data
Warehouse Stock Delivery to the store Store Price
WH357 5 06.11.2026 Best delivery
126.99 €
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
EU9 5 06.11.2026 Best delivery
114.99 € Best price
WH109 5 23.11.2026
136.99 €
126.99 €
Stock: 5
Delivery Date: 06.11.2026 Best delivery
Warehouse: WH357
Available only for legal entities
114.99 €
Stock: 5
Delivery Date: 06.11.2026 Best delivery
Warehouse: EU9
136.99 €
Stock: 5
Delivery Date: 23.11.2026
Warehouse: WH109

Customer reviews

Customer questions

FAQ

How much does the StarTech Industrial RS232 to RS422/485 Converter IC232485S cost, and is it available for purchase?

The price is 114.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.11.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All StarTech products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized StarTech service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

Where can I download the instructions for StarTech Industrial RS232 to RS422/485 Converter IC232485S?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.