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USB to RS232/RS485 Bidirectional Serial Converter
USB to RS232/RS485 Bidirectional Serial Converter
USB to RS232/RS485 Bidirectional Serial Converter
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USB to RS232/RS485 Bidirectional Serial Converter

Marsoni M251S
Sale price$29.00
Pay 4 payments of $7.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
USB to RS232/RS485 Bidirectional Serial ConverterUSB to RS232 RS485 Bidirectional Serial Converter USB To RS232 485 Serial Converter, Onboard Original FT232RNL Chip, Multiple Devices Applicable, Multi OS Compatible Features: Adopts original FT232RNL chip, fast communicating, stable and reliable, better compatibility Onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightning proof & anti electrostatic Onboard self recovery
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Your USB to RS232/RS485 Bidirectional Serial Converter orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

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You'll receive a tracking link by email once your USB to RS232/RS485 Bidirectional Serial Converter ships.

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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 2141 reviews
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A
Verified Purchase
Alex
Lake Worth, US
★★★★★ 1
Dependability and accuracy
Color: Black, Size: One Size
This watch is awful, I had it for a month and it lags behind and does not keep the right date. I am a nurse so I need to have accuracy and dependability and this watch is not it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 16, 2026
S
Verified Purchase
SB
Bozeman, US
★★★★★ 5
Good stuff
Color: Black, Size: One Size
fits well, good for every day wear, looks great, great value. the black is a good color. would have loved some more insight into how to change the date but other than that would def recommend
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 31, 2026
O
Verified Purchase
Oscar De Leon
Port Orchard, US
★★★★★ 5
Beutiful and rugget watch.
Color: Black, Size: One Size
Beutiful aspect, great and rugget watch, looks great on the wrist, nice and clear backlight, very ligth watch.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 6, 2026
H
Verified Purchase
H. Tellez
Dallas, US
★★★★★ 5
Worked Amazingly!
Needed it for an Army course and would have been lost without it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 19, 2026
K
Verified Purchase
K. J. Keough
Grantham, US
★★★★★ 5
Companion to the best map markers ever!
These are a must for minor corrections when using their pens!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 9, 2025

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