SKU: 83322396387

Blue Sea Single 3/8"-16 Stud PowerPost Connector

Sale price$18.82 Regular price$20.91
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Description

Blue Sea Single 3/8"-16 Stud PowerPost ConnectorBlue Sea Systems Single PowerPost: Heavy Duty Cable Termination Point Professional High Amperage Cable Management The Blue Sea Single PowerPost provides a secure, organized solution for terminating multiple large conductors in marine, automotive, and off grid electrical systems. Designed to alleviate the congestion often found at battery terminals, this connector allows you to relocate high amperage cable connections to a dedicated, accessible

Blue Sea Systems Single PowerPost: Heavy-Duty Cable Termination Point

Professional High-Amperage Cable Management

The Blue Sea Single PowerPost provides a secure, organized solution for terminating multiple large conductors in marine, automotive, and off-grid electrical systems. Designed to alleviate the congestion often found at battery terminals, this connector allows you to relocate high-amperage cable connections to a dedicated, accessible location. By moving multiple heavy-duty lugs away from the battery, you reduce mechanical stress on battery posts and improve the overall safety and serviceability of your electrical setup.

Engineered for DC systems, this terminal is rated for a maximum of 48V DC. This makes it highly versatile for a wide range of applications, including standard 12V automotive setups, 24V marine systems, and 48V off-grid battery banks. It is an essential component for installers looking to maintain clean, professional wiring architectures in tight spaces.

Robust Marine-Grade Construction

Durability is critical in mobile electrical environments where vibration, moisture, and temperature fluctuations are common. The PowerPost features a 3/8"-16 (Approx. M10) stainless steel stud, chosen specifically for its high resistance to corrosion and superior electrical conductivity. Stainless steel ensures that the connection remains secure and free from oxidation, even in harsh saltwater or humid environments.

The unit is mounted on a base made from reinforced thermoplastic (PBT UL94 V0). This material is selected for its high strength, resistance to chemicals, and ability to withstand high temperatures without deforming. The robust base design ensures the stud remains rigid even when torqued to specifications, preventing loosening over time due to vehicle movement or vessel hull vibration.

Secure and Safe Installation

Safety in high-current DC systems is paramount. The Blue Sea PowerPost allows for the consolidation of positive or negative cables (depending on your colour coding needs) into a single, insulated point. The design accommodates multiple cable lugs, ensuring full contact area transfer for maximum current flow and minimal voltage drop.

  • 3/8"-16 (Approx. M10) stainless steel stud resists corrosion and supports high torque
  • Reinforced thermoplastic base provides excellent insulation and mechanical strength
  • Rated for up to 48V DC, suitable for 12V, 24V, and 48V systems
  • Simplifies battery connections by reducing lug stacking on battery terminals
  • Ideal for marine vessels, 4WDs, caravans, and remote power systems

Application and Compatibility

This PowerPost is designed for use where heavy-duty cables need to be joined or terminated securely. It is widely used for creating distribution points for winches, windlasses, inverters, and bow thrusters. While the maximum voltage is 48V, it is perfectly suited for low-voltage integration.

*Note: Ensure all cable lugs utilized are sized correctly for a 3/8" (Approx. M10) stud to maintain a secure electrical connection. Typical de-rating factors apply based on ambient temperature and cable bundling.

Upgrade Your Electrical Layout

Ensure your electrical system is safe, organized, and reliable. Add the Blue Sea Single PowerPost to your setup today for a professional-grade connection point that stands the test of time.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 83322396387

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dc-in-md
West Palm Beach, US
★★★★★ 4
Nice shirt. Wrinkles alot.
Size: 4X-Large Big, Color: Light Grey Vertical Stripe
Like the style and construction of the shirt. Fit and finish are as expected. Unfortunately the fabric wrinkles easily. Definitely requires ironing. Wish this shirt was a wash and wear but it's definitely a wash and iron before wearing shirt. Otherwise I have no complaints. Fabric is lightweight and could be used in summer as a dress shirt.
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MJM
Pawtucket, US
★★★★★ 5
good value
Size: 4X-Large Big Tall, Color: Pale Pink
These are amazing for the price. They are good quality shirt and the material is thicker than I expected.
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Reviewed in the United States on May 14, 2026
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muzixplorer
Draper, US
★★★★★ 5
Very nice shirts
Size: Large, Color: White
These are a heavier fabric than I was expecting but that’s fine since it’s winter. They barely shrink being washed in hot water and dried in a hot dryer. I was actually hoping that they would shrink a little more after losing 40 pounds. But they shrunk just a little and they fit just fine. Also, if you take them out of the dryer immediately there are very few wrinkles.
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Reviewed in the United States on February 23, 2026
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Ashley Cloyd
Whiting, US
★★★★★ 3
Dress shirt
Size: XX-Large Big Tall, Color: Powder Blue
The material is a nice quality and the color is very close to the picture but I think it’s a bit darker in person. It definitely doesn’t fit like a “tall” should though but I think if we would have sized up it would have been to big. Overall it was an ok purchase for what we needed it for but it is a bit short.
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Reviewed in the United States on February 12, 2026
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Pat Jensen
Lake Worth, US
★★★★★ 5
Fit check = great
Size: X-Large, Color: Light Grey Vertical Stripe
Happy to finally find a great shirt fit for both business and casual looks. This shirt line is made in Sri Lanka (not Bangladesh). It has a great fit around the shoulders and chest for a 40 year old American male. It fits true to form and was recommended to me directly by Grok AI based on my exact waist, chest and neck measurements. It doesn't pull tight across the chest, and fits really nice with a sport coat. It's comfortable and breathable, the fabric is thick and high quality. You can wear this tucked or untucked depending on the attire you need. I bought 2 and will definitely buy the rest of the color line up. I'd love to see more colors and patterns available in this fit.
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Reviewed in the United States on February 28, 2025

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