Actisense PRO NMEA 0183 Multiplexer [PRO-MUX-2]
Low stock: 4 left
Couldn't load pickup availability
PRO NMEA 0183 Multiplexer
Eight OPTO-isolated inputs and six ISO-Drive™isolated outputs. Offering device protection and excellent flexibility, all in one product.
Introducing the Actisense® PRO-MUX-2, the intelligent, type-approved PRO range multiplexer.
The PRO-MUX-2 is rugged, with a stainless steel housing, and provides isolation on all inputs and outputs. With eight NMEA 0183 inputs, six NMEA 0183 outputs, a bi-directional serial port and an Ethernet port, the PRO-MUX-2 is a perfect solution for larger leisure vessels, commercial shipping and is a great addition for systems that require type-approved devices.
The PRO-MUX-2 is designed to suit the majority of NMEA 0183 systems, from leisure through to class vessels.
Features:
- 8 OPTO-isolated NMEA 0183 inputs
- 6 ISO-Drive NMEA 0183 outputs
- Bi-directional isolated serial port (can be used for additional NMEA 0183 input/ output)
- 0183 streaming via Ethernet
- Alarm output (N/O and N/C contacts)
- Designed for 12- and 24-Volt supply
- Isolation to battery supply
- Configurable input and output baud rates for rate conversion
- Data combining from any input to any output
- 2 independent Autoswitch virtual inputs with priority
- Advanced sentence-based filtering / routing
- Diagnostic LEDs on all inputs and outputs
- Alarm, mode and Bi-colour Status LED’s
- 2-part pluggable connector system supports both screw and screwless terminals
- DIN rail or Panel mountable
- Advanced statistics are available via a Web Browser
- Quick and easy to install
- Configuration using standard web browser, no PC operating system compatibility issues
- Advanced features solve NMEA 0183 data routing problems
- Fully isolated with ISO-Drive technology for peace of mind
- Easy firmware updates makes the device future-proof
Technical Specifications:
Power Supply
- Input Supply Voltage - 9 to 35 V DC
- Input Supply Current - 220mA max @ 12V DC (all outputs @ full drive into 100 ohm loads)
- Input Protection - Continuous reverse polarity, transient overvoltage and ESD protection
- Power Indicator - LED, Blue – indicates unit is functioning correctly
- Input Supply Connector - Pluggable 2-way screw terminal, 5.08mm pitch (12 to 30 AWG)
NMEA 0183 Port – Listener & Talker
- Number of Listener / Input Ports - 8 isolated NMEA 0183 Listeners
- Number of Talker / Output Ports - 6 isolated NMEA 0183 Talkers
- Compatibility - Fully NMEA 0183, RS422 & RS232 compatible. RS485 Listener compatible
- Speed / baud rate - 4800 to 38400 bps
- Talker Output Voltage Drive - >= 2.2V (differential) into 100 ohm
- Talker Output Current Drive - 20 mA maximum per output
- Talker Output Protection - Short circuit and ESD
- Talker Data Indicator - LED, Orange (Flashes at data rate)
- Listener Input Voltage Tolerance - -15 V to +15 V continuous, -35 V to +35 V short term (< 1 second)
- Listener Input Protection - Current limited, overdrive protection to 40 VDC and ESD protection
- Listener Data Indicator - LED, Green (Flashes to indicate valid input)
- Connectors - Pluggable 2/3-way screw terminals, 5.08mm pitch (12 to 30 AWG)
Serial Port
- Compatibility - RS422 & RS232 compatible. RS485 Listener compatible
- Speed / baud rate - 4800 to 115200 bps
- Output Voltage Drive - >= 2.1V (differential) into 100 ohm
- Output Current Drive - 20 mA max.
- Output Protection - Short circuit and ESD
- Input Voltage Tolerance - -15 V to +15 V continuous, -35 V to +35 V short term (< 1 second)
- Input Protection - Current limited, overdrive protection to 40 VDC and ESD protection
- Data Indicators - LED’s: Green = Receive, Orange = Transmit
- Connectors - Pluggable 3-way screw terminals, 5.08mm pitch (12 to 30 AWG)
Ethernet Port
- Host Interface - 10/100BaseT, automatic polarity detection
- Supported Protocols - TCP/IP for configuration and firmware updating, TCP/IP and UDP for NMEA 0183 comms
- Indicators - Green = Link/Activity, Yellow = 100 Mbps
- Connector - RJ45
Isolation
- NMEA 0183 Listener - OPTO-Isolated, Hi-Pot tested to 1000V
- NMEA 0183 Talker - Uses IsoDrive™, Hi-Pot tested to 1000V
- Serial Port - Uses IsoDrive™, Hi-Pot tested to 1000V
- Alarm Relay - Hi-Pot tested to 1000V
- Ethernet Port - 2kV for 60s
Mode Inputs
- Input Voltage Range - 0 to 35V DC
- Protection - Transient overvoltage and ESD protection
- Connectors - Pluggable 2-way screw terminals, 5.08mm pitch (12 to 30 AWG)
Alarm Output
- Contacts - Common, Normally Open and Normally Closed
- Alarm Indicator - LED, Red indicates a valid alarm condition
- Contact Ratings - 35VAC / 50VDC
- Connectors - Pluggable 3-way screw terminals, 5.08mm pitch (12 to 30 AWG)
Mechanical
- Housing Material - 316 Stainless Steel
- Dimensions - 210mm (W) x 128mm (H) x 27mm (D)
- Weight - 540g
- Mounting - Bulkhead mount or DIN rail mount (DIN kit 1)
Approvals and Certifications
- Compass Safe Distance - 175mm
- Type Approval Certificate - RINA
- Operating Temperature - -25 to +70°C
- Storage Temperature - -40 to +85°C
- Relative Humidity (RH) - 95% @ 55°C
- Environmental Protection - IP40
- Guarantee - 5 Years
Specifications:
- Data Interface: NMEA 0183
- Box Dimensions: 2"H x 6"W x 10"L WT: 1.5 lbs
- UPC: 5060998710584
Quick Guide (pdf)
Owner's Manual (pdf)
Brochure (pdf)
Shipping Policy
Shipping Policy
Shipping Policy
Effective Date: July 14, 2026
At Roam & Harbor LLC ("Roam & Harbor," "we," "our," or "us"), we are committed to getting your order to you as quickly and efficiently as possible so you can spend more time enjoying your next adventure. Whether you're shopping for marine, RV, camping, or outdoor gear, we're here to make your experience as smooth as possible.
Order Processing
Orders are processed the same business day when placed before our daily order cutoff time. Orders placed after the cutoff, on weekends, or on recognized holidays will be processed on the next business day.
Once your order has been processed, you will receive a shipping confirmation email with tracking information.
Please note that processing times may be extended during holidays, promotional events, or periods of unusually high order volume.
Shipping Methods
We offer the following shipping options:
-
Standard Shipping
-
Expedited Shipping (additional fee)
-
Overnight Shipping (additional fee)
Available shipping methods and estimated delivery times will be displayed during checkout based on your shipping destination.
Shipping Rates
Shipping rates are calculated at checkout based on your order, destination, package dimensions, and the selected shipping method.
From time to time, Roam & Harbor may offer promotional shipping offers, including free shipping on qualifying orders. Any applicable promotions will be clearly communicated on our website and during checkout.
Shipping Carriers
To provide the best delivery experience, we ship through a variety of trusted carriers, including national and regional delivery partners. Carrier selection is determined based on your location, package size, and the shipping service selected at checkout.
International Shipping
Roam & Harbor proudly ships to customers around the world.
Please note that international customers are responsible for all applicable customs duties, import taxes, VAT, brokerage fees, and other charges imposed by their destination country. These fees are not included in your purchase price or shipping charges and must be paid by the recipient upon delivery, where applicable.
International delivery times may vary due to customs processing and local postal services.
Order Tracking
Once your order has shipped, you will receive an email containing your tracking number. Tracking information may take up to 24 hours to become active after your shipment has been processed by the carrier.
Shipping Delays
While we work hard to meet all estimated delivery times, shipping delays may occasionally occur due to weather conditions, carrier disruptions, customs inspections, or other circumstances beyond our control.
Roam & Harbor is not responsible for delays caused by shipping carriers or events outside of our reasonable control. We appreciate your patience and understanding should these situations arise.
Lost, Damaged, or Missing Packages
If your package appears to be lost, damaged during transit, or has not arrived within the expected delivery timeframe, please contact our Customer Support team as soon as possible.
Email: admin@roamandharbor.com
We will work with the shipping carrier to investigate the issue and assist you in resolving it as quickly as possible.
Please note that shipping damage and manufacturer defects are handled differently. If you receive a product that is defective due to a manufacturing issue rather than shipping damage, please contact our Customer Support team immediately. We will review the issue and work with you to determine the appropriate resolution in accordance with our Returns Policy and any applicable manufacturer warranty.
Incorrect Shipping Address
Customers are responsible for providing an accurate shipping address at checkout.
If you notice an error after placing your order, please contact us immediately. While we will do our best to update your order before it ships, we cannot guarantee changes once an order has entered processing or has been handed over to the carrier.
Roam & Harbor is not responsible for orders delivered to an incorrect address provided by the customer.
Questions?
If you have any questions regarding shipping, delivery, or your order status, we're happy to help.
Roam & Harbor LLC
Email: admin@roamandharbor.com
Return & Refund Policy
Return & Refund Policy
Returns & Refund Policy
Effective Date: July 14, 2026
At Roam & Harbor LLC ("Roam & Harbor," "we," "our," or "us"), we want you to shop with confidence. If you're not completely satisfied with your purchase, we're here to help. Please review the following policy to understand our return, refund, and exchange process.
Return Eligibility
Most items may be returned within 30 days of the delivery date.
To qualify for a return, items must:
-
Be unused, uninstalled, and in their original condition.
-
Include all original packaging, manuals, accessories, tags, and components.
-
Be free from signs of wear, misuse, modification, or damage after delivery.
Roam & Harbor reserves the right to refuse returns that do not meet these eligibility requirements.
Non-Returnable Items
The following items are not eligible for return:
-
Clearance or final sale items.
-
Gift cards.
-
Hazardous materials or products classified as hazardous for shipping.
-
Opened consumable products.
-
Any item identified as non-returnable at the time of purchase.
Return Authorization
Because Roam & Harbor works with multiple fulfillment partners and manufacturers, all returns require prior authorization.
Return instructions and the appropriate return location vary depending on the product purchased. Please contact our Customer Support team before sending any item back.
Returns sent without prior authorization or to an unauthorized address may be refused, returned to the sender, or experience delays in processing.
Return Shipping
For standard returns, customers are responsible for return shipping costs.
We recommend using a trackable shipping service and purchasing shipping insurance, as Roam & Harbor is not responsible for items lost or damaged while being returned.
Damaged, Defective, or Incorrect Items
If your order arrives:
-
Damaged during transit,
-
Defective due to a manufacturing issue, or
-
Different from the item you ordered,
please contact our Customer Support team as soon as possible.
To help us resolve your claim quickly, we may request photographs of the product, packaging, shipping label, or other relevant information.
Once your claim has been reviewed and approved, Roam & Harbor will provide a prepaid return shipping label when a return is required.
Depending on inventory availability and the nature of the issue, we may provide one of the following resolutions:
-
A replacement product (subject to availability).
-
A full refund to your original payment method.
-
Another mutually agreed-upon resolution when appropriate.
Exchanges
Exchanges are available only for products confirmed to be defective.
If a replacement product is unavailable, a full refund will be issued to your original payment method.
Inspection & Refunds
Returned merchandise may be inspected by Roam & Harbor or one of our authorized fulfillment or manufacturer partners before a refund or replacement is approved.
Once your return has been received and approved, refunds will be issued to your original payment method within 14 business days.
Please note that your financial institution may require additional time to post the refund to your account.
Original shipping charges are non-refundable unless the return results from our error or an approved defective, damaged, or incorrectly shipped item.
Refused Deliveries & Incorrect Addresses
Customers are responsible for providing an accurate shipping address at checkout.
Orders returned because of an incorrect address, refused delivery, or failure to accept delivery may be subject to the original shipping charges and any return shipping fees incurred by Roam & Harbor or our fulfillment partners.
Manufacturer Warranties
Many products sold by Roam & Harbor are covered by manufacturer warranties.
Manufacturer warranties are separate from this Returns & Refund Policy and remain subject to the individual manufacturer's terms and conditions.
If your issue occurs outside our 30-day return period but falls within a manufacturer's warranty, our Customer Support team will gladly assist you in identifying the appropriate warranty process whenever possible.
How to Start a Return
To begin a return request, please contact our Customer Support team and provide:
-
Your order number.
-
The reason for the return.
-
Photos of the product, if applicable.
Our team will review your request and provide return authorization along with the appropriate return instructions.
Email: admin@roamandharbor.com
Questions?
If you have any questions regarding returns, refunds, exchanges, or warranty assistance, we're here to help.
Roam & Harbor LLC
Email: admin@roamandharbor.com
- Free Economy Shipping
- Secure Check out
- 30 Days Returns
-
Vendor:
Actisense
