24/7 Tech Support

call us number live chat / fedex express guaranteed

Shipping Solutions

fedex, ups, dhl and usps shipping solutions Free World-Wide Shipping Same Day Express Delivery

Safety Assured

RoHS, FCC, CE, ISO9001 and TUV certified Click for Testing Info

Payment Options

All Major Payment Forms Accepted! All major payments accepted

Satisfaction Guaranteed!

5 Year Warranty + 30 Day Money Back Guarantee Click for Our
Quality & Price Guarantee

RS232 to RS485 Converters

SerialComm's quality RS232 to RS485 converters include free worldwide shipping or same day express from NJ or CA starting at $15.95.  Our RS232 to RS485 converter products can be used for any application whether it is for commercial, industrial or critical. If you need protection, reliability, and power efficiency at low prices we have the solution and we back our products with a 30 day risk-free money back guarantee and 5 year replacement warranty.  Our RS232 to RS485 adapters come in a number of varieties and form factors including port powered, externally powered, opto-isolated as well as 9 and 25 pin formats.   SerialComm is committed to providing the best customer support possible with 24 hour telephone, live chat and email support.  Our converters provide a safe and easy solution for your data communication requirements.

The CON-485-PE9 is a high quality port powered bi-directional RS232 to RS485 converter with ESD and surge protection in a 9 pin format.  This converter features two terminal blocks, one for rugged applications and the other with selectable optional built-in 120 Ohm  termination for maximum flexibility and reliability.  The optional two separate terminal blocks are included with purchase.  Operates reliably from 300 to 115.2K Baud.

Quantity: 

The CON-485-PIE is a high quality industrial-grade port powered or external powered bi-directional RS232 to RS485 converter with ESD and surge protection in a 9 pin format.  This converter is port powered or can use optional 5V external power. If you do not know port power will work in your application this converter is a good solution.  The optional separate terminal block is included with purchase.  Operates reliably from 300 to 115.2K Baud.

Quantity: 

The CON-485-PI9 is a high quality compact industrial-grade port powered bi-directional RS232 to RS485 converter with ESD and surge protection in a 9 pin format.  This converter was designed for space restricted applications.  Operates reliably from 300 to 115.2K Baud.

Quantity: 

25 Pin RS232 To RS485 Converter

Model: CON-485-PE25

Price: $26.95

The CON-485-PE25 is a high quality port powered bi-directional RS232 to RS485 converter with ESD and surge protection in a 25 pin format.  Operates reliably from 300 to 115.2K Baud.

Quantity: 

Price: $29.95

The CON-485/422-PI9 is a high quality industrial-grade port powered bi-directional RS232 to RS485 or RS422 converter with ESD and surge protection in a 9 pin format.  This converter features a multi-purpose termination block with selectable built-in 120 Ohm termination.  The optional separate terminal block is included with purchase.  Operates reliably from 300 to 115.2K Baud.

Quantity: 

The CON-485/422-EE9 is a high quality industrial-grade standalone, panel, or rack mounted externally powered bi-directional opto-isolated RS232 to 2-wire RS485 or 4-wire RS422 converter with ESD and surge protection in a 9 pin or RJ45 format.  This converter features a optional terminal block with selectable built-in 120 Ohm termination.  The unit is externally powered, so no external power is required.  You don't need to worry about your RS232 device's ability to port power the converter.  The converter features optical isolation which provides effective protection for your devices from voltage surges, ground loop conditions and noise problems.  The separate optional terminal block is included with purchase.  Operates reliably from 0 to 115.2K Baud.

Quantity: 

The CON-485/422-EE4 is a high quality industrial-grade standalone, panel, or rack mounted externally powered bi-directional opto-isolated RS232 to 4-wire RS485 or 4-wire RS422 converter with ESD and surge protection in a 9 pin or RJ45 format.  This converter features an optional terminal block with selectable built-in 120 Ohm termination.  The unit is externally powered so you do not have to worry about your RS232 device's ability to port power the converter.  The converter features optical isolation which provides effective protection for your devices from voltage surges, ground loop conditions and noise problems.  The optional separate terminal block is included with purchase.  Operates reliably from 0 to 115.2K Baud.

Quantity: 

Price: $56.95

The ISO-485-PI9 is a high quality industrial-grade bi-directional opto-isolated port powered RS232 to RS485 converter with ESD and surge protection in a 9 pin format.   This converter features two terminal blocks, one for rugged applications and the other with selectable built-in 120 Ohm  termination for maximum flexibility and reliability.  It provides 2500V optical isolation which effectively protects your devices from voltage surges, ground loop conditions and noise problems.  Two optional terminal blocks are included with purchase.  Operates reliably from 300 to 57.6K Baud.

Quantity: 
close live chat / fedex express guaranteed

We are a full service company offering the highest quality converters at a low price.

 

 

Quality Guarantee - SerialComm converters are low priced, high quality products and made to last a lifetime. They are manufactured in a ISO-9001 certified facility using surface mount technology with lead free components.  All converters are pretested prior to shipment and are fully guaranteed for 5 years.  There are no converters, Commercial or Industrial that surpass SerialComm's quality standards at any price tag. Satisfaction Guarantee - We offer a 100% 30 Day Money Back Guarantee which most companies do not offer.  If for any reason, you 're not satisfied with your purchase within 30 days, you can return it with no penalties.  We will return the full value of the order minus shipping costs. We do not reimburse express shipping fees.  We do not add restocking fees when returning a purchase within 30 days. Manufacturer's WarrantySerialComm offers a 5-year Workmanship Warranty.  We are so confident our product are built to last, within a 5 year period from the time of purchase, if a rare event of a malfunction should occur; we will replace your product for free.  Fill out our RMA form and we will issue you a RMA number for return of your product.   We do not issue refunds after 30 days of purchase. Express Shipping Guarantee - We specialize in shipping express orders on-time.  If FEDEX express shipping is selected before 6:30 PM E.S.T. and the items are in stock; we guarantee that we will get the order delivered to FEDEX on-time for the scheduled express delivery.  If we fail do to so, we will ship you the package the next day and credit you the full value of the order. (LIMITED TO $100 PER ORDER).  Please refer to our Terms for full details.
 

Free Worldwide Shipping - We offer FREE shipping with all SerialComm products with TRACKING!  Not just to the U.S., we ship our products worldwide for FREE.   Given availability of items, they are shipped the next business day with an ETA of 2-5 days for domestic and 5-15 days for International orders using USPS, FEDEX or DHL couriers.  Express Shipping is extra and shipped the same day ordered.

 

Sales & Technical Support -We offer sales and technical support by phone, live chat and email 24/7.  Our sales team  provides immediate customer support such as taking orders or assisting in expedited shipping requirements.  If you need technical help, an experienced Electrical Engineer can offer assistance.  Our technical support team can be an invaluable service which we provide for free.

 

Purchase Orders - We accept purchase orders as well as credit cards and PayPal. We understand that many companies prefer to issue purchase orders rather than using credit cards.  We accept purchase orders with NET 30 terms in most cases.    Not too many companies on the internet are willing to accept purchase orders but we do.  Purchase orders can be faxed or emailed.

 

Fully Certified - Certifying Data Communication Products is extremely important for compatibility, safety and standards compliance.  All of our products are fully certified and passed CE, FCC and RoHS compliance tests.  These certificates provide confidence that our products are the highest quality while also environmentally safe and compatible with other devices.

Free Converter Pouch Plus Two Gender Changers with every purchase of over $100!

Included gender changers are DB9 male-to-male and DB9 female-to-female changers.