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Actisense OPTO-4 Isolated NMEA to RS232 Adapter - OPTO-4

Marsoni M251S
Sale price$112.99
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Actisense OPTO-4 Isolated NMEA to RS232 Adapter - OPTO-4Actisense OPTO 4 Isolated NMEA to RS232 Adapter OPTO 4 OPTO 4 Isolated NMEA to RS232 Adapter Isolate an RS232 (PC) port to protect against ground loops The Actisense OPTO 4 is a bi directional NMEA 0183 (RS422) to RS232 interface cable which provides a safe method of connecting an NMEA 0183 system to a laptop PC or any device with a standard RS232 9 pin port. The isolation protects the connected device, so any potentially hazardous voltages on the
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4.7 ★★★★★
Based on 280 reviews
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jayne brown
San Leandro, US
★★★★★ 5
Small yet mighty
I love this wine opener. Its small footprint on my countertop is just perfect. It has a little light when it’s charging and I love the accessories. It’s very nice for its price. I got it before the holidays so I can honestly say it got a lot of use and it’s working like a champ!
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Reviewed in the United States on January 13, 2026
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Verified Purchase
Ant Frazier
Charlottesville, US
★★★★★ 4
Great gift
Color: Black
Came charged and was really easy to use. Works very fast and easily releases cork
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Reviewed in the United States on January 6, 2026
C
Verified Purchase
CatDaddy & Beatch
Louisville, US
★★★★★ 5
Brilliant design and features.
Color: Black
Far better than yesteryears models. Very powerful with a lot of cork torque! The long USB cord is a HUGE plus to reach distant outlets. Charging base is another big plus. Don't forget to see the video of the girl who is promoting it but cannot figure out how to use it!! Hilarious.
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Reviewed in the United States on May 3, 2026
E
Verified Purchase
Elkhorn_Customs
Draper, US
★★★★★ 5
Works great
Color: Black
Quality wine opener kit.
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Reviewed in the United States on March 30, 2026
P
Verified Purchase
Paula
New York, US
★★★★★ 5
Best Wine Opener We’ve Tried
Color: Black
My husband and I like to think of ourselves as wine connoisseurs, and over the years we’ve been through dozens of wine openers. So far, this one is our favorite. It’s pure magic—smooth, easy, and reliable every time. The charging base keeps everything organized. We’ve been using it for several months now without a single issue. It feels well-made and has definitely earned a permanent spot on our counter. It works so seamlessly that now we both want to open the wine.
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Reviewed in the United States on August 25, 2025

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