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Actisense OPTO-4 Opto-Isolated NMEA 0183 to RS232 Adapter

Manufacturer

Actisense

<h3>Actisense: Marine Network Technology You Can Trust</h3><p>When it comes to building a reliable onboard marine electronics network, few names carry the authority of <strong>Actisense</strong>. Headquartered in the United Kingdom and distributed in over 45 countries, Actisense has spent decades earning its reputation as a go-to specialist in NMEA network technology. Their focus is singular and deliberate: designing intelligent sensors, smart interfaces, and data communication solutions that keep vessels safer, better-connected, and easier to manage on the water.</p><p>At the heart of what Actisense does is an unwavering commitment to the NMEA standards &mdash; both NMEA 0183 and the newer NMEA 2000 protocol. Whether you&apos;re a weekend sailor looking to integrate a chartplotter with depth sensors, or a commercial vessel operator managing a complex multi-device network, Actisense has purpose-built hardware and software to meet the challenge. Their product ecosystem spans data gateways, protocol converters, Wi-Fi bridges, multiplexers, network diagnostic tools, and the physical infrastructure that ties it all together.</p><h3>The A2K Cable &amp; Connector Range</h3><p>A reliable NMEA 2000 network is only as strong as its physical backbone. Actisense&apos;s award-winning <a href="/13789-actisense-nmea-2000-interface-cables-and-connectors-200717">NMEA 2000 Interface Cables and Connectors</a> &mdash; the A2K range &mdash; are engineered with specialist interconnect knowledge that goes beyond simply meeting the NMEA 2000 specification. From T-pieces and terminators to bulk cable reels and field-fit connectors, every component in the A2K lineup is designed to work seamlessly together, ensuring signal integrity across the entire network. These cables and connectors are a staple for professional marine installers who need dependable, high-quality infrastructure components they can trust voyage after voyage.</p><h3>Lowrance Network Connectivity</h3><p>For boaters running Lowrance-based electronics systems, Actisense provides compatible <a href="/13789-actisense-lowrance-network-cables-connectors-adaptors-202199">Lowrance Network Cables, Connectors &amp; Adaptors</a> that bridge Actisense&apos;s NMEA 2000 hardware with Lowrance chartplotters and multifunction displays. Because NMEA 2000 is an open standard, Actisense connectivity solutions integrate naturally into Lowrance networks, making it straightforward to add sensors, gateways, or expand an existing setup without starting from scratch.</p><h3>Diagnostic Interface Cables</h3><p>Understanding what&apos;s happening on your NMEA 2000 network is critical for troubleshooting and optimization. Actisense offers <a href="/13789-actisense-diagnostic-scan-tool-cable-18035">Diagnostic Scan Tool Cables</a> that allow technicians and advanced boaters to connect a PC directly to the NMEA 2000 bus, read live network data, identify device conflicts, and configure connected instruments. Products like the NGX-1-USB gateway serve double duty as both a PC interface and a protocol conversion tool, making them an indispensable part of any serious marine installer&apos;s toolkit.</p><h3>Why Actisense?</h3><ul><li><strong>NMEA Expertise:</strong> Deep, application-level knowledge of both NMEA 0183 and NMEA 2000 standards informs every product design.</li><li><strong>Global Reach:</strong> Sold and supported through a certified dealer network spanning more than 45 countries.</li><li><strong>Build Quality:</strong> Robust, intelligent designs engineered to exceed &mdash; not just meet &mdash; NMEA 2000 specifications.</li><li><strong>Versatility:</strong> Solutions for leisure sailors, commercial operators, and even precision agriculture applications.</li><li><strong>Proven Reliability:</strong> A track record of long-term performance trusted by installers, naval architects, and everyday boaters alike.</li></ul><p>From the physical cables and connectors that form the backbone of your network, to the smart gateways that translate and distribute data across your vessel, Actisense provides a comprehensive, cohesive ecosystem for anyone serious about marine electronics networking.</p>

Part Number

OPTO-4
06/23/2036 4:07 PM
Sale Price

$129.76

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Actisense OPTO-4 is a bi-directional NMEA 0183 (RS422) to RS232 interface adapter that provides safe, isolated connectivity between marine navigation systems and computers or devices with standard RS232 9-pin serial ports. Designed to protect against ground loops and voltage spikes, this adapter uses optical isolation to prevent potentially hazardous voltages on the NMEA 0183 bus from damaging connected PC hardware.

Key Features:

  • Opto-isolation providing 2000 volt protection on the PC input line
  • Full duplex (two-way) communication for simultaneous data transfer
  • NMEA 0183 and RS232 compliant with support for all baud rates up to 115200
  • Port-powered design draws power directly from the PC serial port for simple installation
  • Overmolded waterproof case with narrow profile fits in tight installation spaces
  • Fully shielded construction provides superior noise rejection in commercial environments
  • Transient protection and reverse voltage protection on PC lines
  • Current limited circuitry protects against cable faults

The OPTO-4 is particularly well-suited for commercial vessels and electrically noisy marine environments where equipment protection is critical. The compact, waterproof design and port-powered operation make installation quick and trouble-free without requiring external power supplies.

WE HAD A HARD TIME FINDIN OUR FUEL LINE EVEN THE DEALERS DIDNT HAVE IT WE FINALLY FOUND IT HERE AND IT CAM IN A REASONABLE AMOUNT OF TIME THANK YOU

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