Hydros 25’ Command Bus Cable (Data ONLY)
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Hydros Command Bus Cable 25' (Data Only) – The Lifeline for Your Aquarium Tech
The Hydros Command Bus Cable 25' (Data Only) ensures seamless communication between HYDROS system components—without sending power between units.
It’s the no-nonsense cable your reef tech needs when syncing multiple devices is the name of the game.
What Makes the Hydros Command Bus Cable 25' (Data Only) a Must-Have?
You wouldn’t use a garden hose to wire your stereo, right? Same deal here.
This isn’t a generic USB or mystery-brand patch cable—it’s designed to keep your HYDROS brain and accessories talking fluently.
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Length: 25 feet of durable, flexible reach
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Function: Data transmission only—no power pass-through
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Connection: 5-pin HYDROS device ports
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Use Case: Link multiple HYDROS devices for synced operations
So if you're expanding your automation, this cable handles the “talking,” while your controllers do the thinking.
Want to explore more aquarium controllers or find similar gear? We’ve got options that play nice with this cable.
When to Use the Hydros Command Bus Cable (and When Not To)
Use this when you need to connect two HYDROS units for data flow across the tank room.
Don’t expect it to share power—this is strictly business.
Whether you’re linking Control X4 to a HYDROS-compatible accessory or syncing multiple units across your fish room,
this 25-foot cable has your back without tangling things up.
Need a different length or looking for additional controller cables? We’ve stocked what you need right under our HYDROS brand section.
Build Quality and Warranty Details
Built to endure saltwater proximity, coil abuse, and the chaos behind your stand, this cable holds up.
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Connectors: HYDROS 5-pin standard
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Jacket: Flexible black housing to prevent tangling
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Warranty: 6 months from CoralVue (they’ve got you covered if it flakes early)
And if anything goes sideways, CoralVue’s U.S.-based support handles warranty inquiries directly—just reach out.
Final Thought: Simple, Reliable, and Made for HYDROS
This isn’t some aftermarket wire you found in a drawer.
This 25-footer was made for aquarium tech with HYDROS communication in mind—just don’t expect it to power your gear.
Want more HYDROS gear? We carry the full lineup to build out your reef brain without missing a connection.

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