Sealed DT Busbar

Part No: 2314-D-014 (1/4”)

Part No: 2314-D-056 (5/16”)

This waterproof busbar is designed for Deutsch-style DT connectors and built to resist moisture, corrosion, and vibration. With its rugged housing and sealed construction, it’s ideal for marine, off-road, and industrial power distribution where reliability is critical.

Key Benefits of the Waterproof Busbar

  • Compact design supports multiple circuits in one sealed unit

  • Protects against salt spray, dirt, and harsh weather conditions

  • Simplifies wiring for lights, sensors, and other accessories

  • Delivers clean, low-maintenance connections in demanding environments

When durability and protection matter, trust this sealed DT busbar to keep your electrical system safe and dependable.

Specifications

  • Stud Size: 1/4” Or 5/16” 
  • Mounting Holes: 0.225”
  • Distance Between Mounting Holes: 1.7”
  • Mounting Screw Size: #10, 1/4″

Installation

Mount with (2) #10, 1/4″ Screws

More About Sealed & Waterproof Busbars

A sealed busbar (or waterproof bus) gives you reliable, low-maintenance power distribution in environments where moisture, vibration, and harsh weather are constant threats. Unlike open busbars, sealed units protect the connections and terminals inside a rugged enclosure, keeping corrosion and electrical shorting at bay.

Key Use Cases

  • Marine power systems: engine compartments, bilge zones, deck lighting

  • Off-road vehicles & RVs subject to mud, water spray, and vibrations

  • Industrial and outdoor installations where exposure to the elements is unavoidable

What to Look for in a Good Sealed Busbar

  • Fully enclosed housing with water/dust ingress protection

  • Corrosion-resistant terminals and studs (DT-style or Deutsch connectors)

  • Secure mounting that resists vibration and shock

  • Properly sized studs and mounting holes to match your wiring and layout

Frequently Asked Questions (FAQ)

What qualifies a busbar as “sealed” or “waterproof”?

A waterproof or sealed busbar is enclosed in a housing that prevents water, salt spray, dust, and contaminants from reaching the internal conductors and terminals. The “sealed DT” model uses Deutsch-style connectors, known for their ruggedness and reliable sealing. 

Can I use a sealed DT busbar in a fully exposed outdoor location?

Yes — these busbars are built for demanding outdoor and marine environments. Proper mounting and occasionally cleaning off salt or debris will help maintain performance.

Do sealed/waterproof busbars cost more or require special installation?

They typically cost more than simple open designs due to the enclosure and sealing materials. Installation is similar — mount securely, ensure proper grounding, and protect cable entries. No special tools are necessary beyond standard fasteners and wiring practices.

Have More Questions?

Have a question? Fill out the form or reach us directly by phone or email using the contact details below.

1-855-258-3700

sales@bluewatergadgets.com

13620 49th St N Unit 101, Clearwater, FL 33762

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