720073-4 30 Foot Ethernet Cable for Humminbird Networks - Reliable

In this review of the 720073-4 30 Foot Ethernet Cable, the bottom line is simple: it is a practical, no-nonsense replacement cord for anglers and boat owners who need a dependable long run between compatible Humminbird heads or between a head and an accessory switch. The cable's 30 ft length and double female ends make it especially useful when extending a network or wiring a multi-unit setup, and the review finds it delivers stable data sharing for GPS, routes, and sonar without any special setup or power requirements.

Key Features

• Extensive compatibility: Works with HELIX, APEX, SOLIX, ONIX, ION and many 700-1100 series models so buyers can replace or extend factory runs without guessing about fit.
• 30 ft length: Provides ample reach for connecting multiple units or linking a control head to a 5-port Ethernet switch without tight bends or adapters.
• Female-to-female connectors: Designed to mate directly with networked units or accessory switches, simplifying installation in typical marine layouts.
• Plug-and-play setup: No extra power or configuration is required, making upgrades and new installs quick for users on the water.
• Data sharing support: Enables sharing of GPS positions, routes and sonar data between connected units, which is essential for coordinated navigation and fishing setups.
• Return and warranty: Backed by a 30-day return policy and 12-month warranty for buyer peace of mind.

Who It's For

This cable is best for boat owners and anglers who already own compatible Humminbird networked units and need extra reach or a direct replacement cord. It suits installations that require a female-to-female link, such as connecting two heads or running to a 5-port Ethernet switch, and it works well for multi-display setups where stable data sharing matters.

It is less appropriate for someone who needs a very short patch cable, a different connector type, or specialized industrial-grade shielding beyond typical marine consumer use. Buyers should check their unit model lists to confirm compatibility before purchasing.

Pros & Cons

Pros

• Simple plug-and-play design makes installation fast and easy on the boat.
• Long 30 ft length gives flexibility for multi-unit layouts and switch placement.
• Compatible with a wide range of HELIX, APEX, SOLIX, ONIX, ION and 700-1100 series models, reducing fit concerns.
• Supports sharing of GPS, routes and sonar information across units for coordinated navigation.

Cons

• Standard consumer-grade construction; users needing enhanced marine-grade shielding or armored cable should consider specialized alternatives.

Specifications

Length	30 ft (9.14 m)
Connector type	Female to female Ethernet connectors
Compatible brands/models	HELIX, APEX, SOLIX, ONIX, ION, 700-1100 series units
Primary use	Network link between displays or to 5-port Ethernet switch
Data support	GPS, routes and sonar sharing between units
Warranty	12-month warranty and 30-day return

Our Verdict

The 720073-4 30 Foot Ethernet Cable is a sensible, cost-effective replacement or extension cable for owners of compatible Humminbird systems who need reliable reach and straightforward installation. It supports vital data sharing between displays and switches and comes with a practical warranty, making it good value for anglers and mariners who want a predictable network link without specialty hardware.

Frequently Asked Questions

Will this cable connect two Humminbird displays?
Yes, the cable uses female Ethernet connectors and is intended to link two Ethernet-capable Humminbird units or to connect a unit to a compatible 5-port switch.

Is the 30 ft length suitable for a multi-unit boat setup?
Yes, 30 ft provides generous reach for most multi-display or switch placements aboard small to medium boats, avoiding tight stretches and allowing neat routing.

Does it require any configuration or power?
No, it is plug-and-play and does not need additional power or special configuration to share GPS, routes and sonar data between compatible units.