We spent many hours on research to finding marine usb outlet, reading product features, product specifications for this guide. For those of you who wish to the best marine usb outlet, you should not miss this article. marine usb outlet coming in a variety of types but also different price range. The following is the top 10 marine usb outlet by our suggestions:

Best marine usb outlet

Product Features Editor's score Go to site
YONHAN Quick Charge 3.0 Dual USB Charger Socket, Waterproof Power Outlet Fast Charge with LED Voltmeter & Wire Fuse DIY Kit for 12V/24V Car Boat Marine ATV Bus Truck and More YONHAN Quick Charge 3.0 Dual USB Charger Socket, Waterproof Power Outlet Fast Charge with LED Voltmeter & Wire Fuse DIY Kit for 12V/24V Car Boat Marine ATV Bus Truck and More
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Blue Sea Systems Dual USB Charger Socket Blue Sea Systems Dual USB Charger Socket
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Ginsco Dual USB Charger Socket Power Outlet 2.1A & 2.1A4.2A for Car Boat Marine RV Mobile with Wire Fuse DIY Kit Blue LED Ginsco Dual USB Charger Socket Power Outlet 2.1A & 2.1A4.2A for Car Boat Marine RV Mobile with Wire Fuse DIY Kit Blue LED
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Rydonair Aluminum 4.2A Dual USB Charger Socket Power Outlet 2.1A & 2.1A for Marine, Boat, Car, Golf Cart, RV,UTV, ATV, etc (Non Illuminated) Rydonair Aluminum 4.2A Dual USB Charger Socket Power Outlet 2.1A & 2.1A for Marine, Boat, Car, Golf Cart, RV,UTV, ATV, etc (Non Illuminated)
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USMEI Dual USB Charger Socket Waterproof Power Outlet 4.8A with 12V/24V Voltmeter LED Digital Display for Car Boat Marine Motorcycle ATV RV Campers Tractors USMEI Dual USB Charger Socket Waterproof Power Outlet 4.8A with 12V/24V Voltmeter LED Digital Display for Car Boat Marine Motorcycle ATV RV Campers Tractors
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BlueFire Upgraded Aluminum Alloy Fast Charging 3.0 USB Charger Socket IP66 Waterproof Dual USB Power Outlet with QC 3.0 USB Port & 5V 2.4A Port Led Light for Car Boat Marine Rv Motorcycle (Silver) BlueFire Upgraded Aluminum Alloy Fast Charging 3.0 USB Charger Socket IP66 Waterproof Dual USB Power Outlet with QC 3.0 USB Port & 5V 2.4A Port Led Light for Car Boat Marine Rv Motorcycle (Silver)
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Quick Charge 3.0 Cigarette Lighter Outlet Splitter, 12V USB Charger Waterproof Power Socket Adapter DIY Kit with Blue LED Dual USB Ports for Rocker Switch Panel on Car Boat Marine RV, etc Quick Charge 3.0 Cigarette Lighter Outlet Splitter, 12V USB Charger Waterproof Power Socket Adapter DIY Kit with Blue LED Dual USB Ports for Rocker Switch Panel on Car Boat Marine RV, etc
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WYMECT Dual USB Charger Socket Waterproof Power Outlet 12V/24V 2.1A & 2.1A for Car Boat Marine RV Mobile Blue LED WYMECT Dual USB Charger Socket Waterproof Power Outlet 12V/24V 2.1A & 2.1A for Car Boat Marine RV Mobile Blue LED
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Quick Charge 3.0 Dual USB Charger Socket, Waterproof 12V/24V QC3.0 Dual USB Fast Charger Socket Power Outlet with Touch Switch for Marine, Boat, Motorcycle, Truck and More Quick Charge 3.0 Dual USB Charger Socket, Waterproof 12V/24V QC3.0 Dual USB Fast Charger Socket Power Outlet with Touch Switch for Marine, Boat, Motorcycle, Truck and More
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Ginsco Quick Charge 3.0 Dual USB Charger Socket Fast Charger with 10A Fuse Wire DIY kit LED Blue for Car Boat Marine Motorcycle Truck RV Ginsco Quick Charge 3.0 Dual USB Charger Socket Fast Charger with 10A Fuse Wire DIY kit LED Blue for Car Boat Marine Motorcycle Truck RV
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Related posts:

1. YONHAN Quick Charge 3.0 Dual USB Charger Socket, Waterproof Power Outlet Fast Charge with LED Voltmeter & Wire Fuse DIY Kit for 12V/24V Car Boat Marine ATV Bus Truck and More

Feature

ALL METAL MATERIAL BODYThe advanced full aluminum alloy body with scratch resistance technology keeps it sturdy and let the 12v USB outlet always look like new. Upgrade metal car charger will not be overheating at high temperatures, which is safer than plastic one.
QUICK CHARGE 3.0With dual supporting QC 3.0 USB ports, the 36W 12 volt USB outlet charges two compatible devices simultaneously up to 4X faster than conventional charging, backward-compatible with QC 2.0 &1.0, and deliver the fastest possible charge to all non-Quick charge devices.
VOLTMETER FUNCTIONComes with LED voltmeter which monitories the vehicle's battery and electrical system automatically and indicating the car voltage in the screen, YonHan dual USB charger socket will let you know the health of battery while driving.
WIDE COMPATIBILITYFits for DC 12/24V car, boat, marine, motorcycle, ATV, RV etc. This 12V/24V power outlet is suitable for charging iPhone 8/ 8 Plus/ X/ 7/ 6S, Samsung Note 9/ Galaxy S9/ S9+/ S8/ S8+/ S7, iPad, android tablets, power banks, video games controllers, sports watch etc.( NOTE: iPhone series does not support fast charging, charging the iPhone is normal speed.)
ALL-ROUND PROTECTIONCertified by CE & ROHS with Over-load, Over-current and Short Circuit Protection to ensure charging safety, guard the safety of your devices.

Description

YonHan Quick Charge 3.0 Dual USB Charger Socket, Waterproof Aluminum Power Outlet Fast Charge with LED Voltmeter & Wire Fuse DIY Kit for 12V/24V Car Boat Marine ATV Bus Truck and More

QC 3.0 Dual USB Fast Charger
Smartphones, tablets and other accessories can charge much faster, and you can save time. The quick charge ports work with most cell phones, tablets, digital cameras, PDAs, PSP, MP3, MP4 and other USB devices.***Note: Some mobile phones do not support fast charging, such as the iPhone series. And they adapt for normal charging speed.

Smart IC Technology
With intelligent power IC, outputs stable current without fluctuation.

Specifications
Input : DC 12V-24V
Output of each usb port : DC 3.6-6.5V/3A, 6.5V-9V/2A, 9V-12V/1.5A
Product Dimension: 1.45 x 1.92 inches
Portiforium Dimension: 1.12 inches
Max Output: 36W(18W each)

Package Include
1 * Dual USB Car Charger Adapter
1 * 23.7 Inches Wire with two 10A fuses(one installed)

Notes
1. The voltage indicator ONLY works by connecting to the battery.
2. Since the iPhone series does not support fast charging, charging the iPhone is normal speed.
3. For mobile phones that support fast charging, you must use the original charging cable or fast charging cable to achieve fast charging.

Warranty
12-month warranty and provide friendly, easy-to-reach support.

2. Blue Sea Systems Dual USB Charger Socket

Feature

Black 12/24V Dual USB 2.1A socket mount charger allows you to charge two mobile devices on the go
Internal fusing
Conformal coated circuit board for the harsh marine environment
Protective dust cap keeps debris and moisture out
Max output charge 2.1A DC (total), input voltage range: 9V-32V DC, output voltage: 5V DC+/- 5%
Thermal overload protection, short circuit protection, and reverse polarity protection
Mounts in common 1-1/8" (29 mm) diameter hole

Description

12V DC Dual USB Charger dash mount with protective cap Compatible with popular mobile devices USB 2.0.

3. Ginsco Dual USB Charger Socket Power Outlet 2.1A & 2.1A4.2A for Car Boat Marine RV Mobile with Wire Fuse DIY Kit Blue LED

Feature

10A inline fuses to protect your plugs from being overloaded.
Input : 12V, Output : 2 ports 5V - 4.2A 2.1A each.
Drill size : 1.15"29.2mmfits most vehicles' dash panel
Package Included:1 x Dual USB Car Charger Adapter, 1 x 3.3 ft Wire , 2 x Fuse (1 installed ), 2 x Insulated Terminals

Description

Dual USB Charger
Comes with front cap can protect the two charging ports from water drop,dust, etc
UV Nylon Body
Multifunctional product with blue LED indicator light, perfect for night use.
Can be installed vertically, horizontally or underneath the dash, or any flat surface.
Dustproof material can be used for the interior and exterior application.

Package include:
1 x Dual USB Car Charger Adapter
1 x Red/Black wire with fuse 3.3 ft
2 x Fuse 10A(1 installed)
2 x Insulated Terminals

4. Rydonair Aluminum 4.2A Dual USB Charger Socket Power Outlet 2.1A & 2.1A for Marine, Boat, Car, Golf Cart, RV,UTV, ATV, etc (Non Illuminated)

Feature

High quality dual USB charger, DC 12-24 volt input, DC 5V 4.2A output for fast charging phones, tablets, GPS and other devices
Easy installation, universal for boat marine, RV,ATV, UTV, golf cart, tractor or anywhere else can be thought of.No LED so won't drain the battery
Waterproof rubber cover: Fitting tight and protecting the USB ports from water and dust when not in use
Aircraft grade aluminum with premium heat transfer capability for stable power output
Warranty: Free replacement if any quality issue within two years since purchase date

5. USMEI Dual USB Charger Socket Waterproof Power Outlet 4.8A with 12V/24V Voltmeter LED Digital Display for Car Boat Marine Motorcycle ATV RV Campers Tractors

Feature

[Efficient and Smart Charging] Charge two devices simultaneously at full speed with 2.4A in each USB port. Smart IC will boost up charging process at the max speed possibly up to 4.2A in one USB port when the load is enough.
[Safe and Reliable] Smart IC and flame resistant high strength PC housing ensure charging safety resisting Over-load, Over-heat, Over-voltage, Over-current and Short-circuit. A waterproof and dustproof TPU cap makes it stable and durable. Certified by CE, ROHS and UL.
[Real Time Battery Monitor] High visibility Red LED display indicates the battery voltage when power on, and shows the current when charging. Power saving screen works without a switch for more then 6 months even connect the battery directly.
[Easy Installation and Firmly Holding] High toughness PC housing and intensify nut keep off slipping. Cigarette lighter socket replacement and can be installed easily on your Car, Boat, Marine, Motorcycle, ATV, RV, Campers and Tractors.
[Universal Compatibility] Smart IC identifies your device to provide a maximum charging speed that your device supports automatically. Work with Apple iPhone X/ 8/ 7/ 6s/ Plus, iPad, Samsung Galaxy s8/ S7/ S6/ Edge, Asus, LG, Nexus, HTC and More.

6. BlueFire Upgraded Aluminum Alloy Fast Charging 3.0 USB Charger Socket IP66 Waterproof Dual USB Power Outlet with QC 3.0 USB Port & 5V 2.4A Port Led Light for Car Boat Marine Rv Motorcycle (Silver)

Feature

High Quality- Made of High Quality High and Low Temperature Resistant Aluminum Alloy Materials, totally environment friendly, working temperature from -20 Celsius Degree to 80 Celsius Degree. IP66 Waterproof,full competence for Outdoor Usage and Marine Task.
Safety Protection- It's certified by CE & ROHS with Overload, Over-current and Short Circuit Protection to ensure charging safety, meanwhile, built-in converse connection protection that ensures the circuit won't be burnt out if wrong wiring.
Quick Charge 3.0- Quick Charge 3.0 technology is compatible with all fast charging technologies, such as DCP BC1.2, Qualcomm QC2.0/QC3.0, HUAWEI FCP/SCP, Samsung 1.2V, Apple Divider3 and so on.(Note: Quick charge function need to use the original charging cable)
Built-in LED Indicator- The USB charger socket has built-in LED indicator, easy to check whether the connection is successful and allow quick and easy usage in the dark or at night.
Wide compatibilityLED illuminated USB charging socket with Rubber Seals, fits for 12-24V car, boat, marine, motorcycle, ATV, RV etc. Suitable for charging mobile phone, Tablet, GPS, digital camera, PDA and other USB accessories; 2.4A USB charger socket provides standard charging for non-Quick Charge devices.

7. Quick Charge 3.0 Cigarette Lighter Outlet Splitter, 12V USB Charger Waterproof Power Socket Adapter DIY Kit with Blue LED Dual USB Ports for Rocker Switch Panel on Car Boat Marine RV, etc

Feature

Considerate & Worry-FreeUpgraded high-quality QC 3.0 USB outlet with Limited time NEW PRODUCT experience price, worry-free 60-Day refund Guarantee, 5-Year Replacement and Lifetime Support. Qidoe car chargers, your ideal choice.
Cigarette Lighter Socket Total power up to 120W (12V) / 150W (24V). Enough for everyday use, fits perfectly with compatible devices such as dashcam, GPS, vacuum cleaner, air purifier, etc.
Faster than FastThis Cigarette outlet is Designed with dual USB ports supporting QC 3.0, whose max single output is 18W. Built-in official Qualcomm smart chip, will intelligently detect your devices and simultaneously charging 2 devices at optimal current. Charge compatible devices up to 4 times faster than conventional charging, backward-compatible with QC 2.0 & 1.0.
Multiple ProtectionCertified by CE & ROHS with Over-load, Over-current and Short Circuit Protection to ensure charging safety, meanwhile, built-in Smart IC ensures the circuit won't be burnt out if wrong wiring. IP66 waterproof grade, dose good job on marine, boat and Golf Cart.
Broad Compalitity This USB charger socket fits for 12-24V car, boat, marine, motorcycle, ATV, RV etc. Suitable for charging mobile phone, GPS, digital camera, PDA and other USB accessories.

8. WYMECT Dual USB Charger Socket Waterproof Power Outlet 12V/24V 2.1A & 2.1A for Car Boat Marine RV Mobile Blue LED

Feature

Package Included:2 x Blue LED Dual USB Car Charger Adapter, 2 x Insulated Terminals, 2 x 3.3 ft Wire
Convenience: Multifunctional product with blue LED indicator light, perfect for night use
Overpower protection: 10A inline fuses to protect your plugs from being overloaded
Charges for iPhones,mobile phone,iPads,vehicle,camera,Mp3 and more
Power Input: DC 12V-24V, USB Output: DC 5V 4.2A (2.1A & 2.1A)

9. Quick Charge 3.0 Dual USB Charger Socket, Waterproof 12V/24V QC3.0 Dual USB Fast Charger Socket Power Outlet with Touch Switch for Marine, Boat, Motorcycle, Truck and More

Feature

Quick Charge 3.0 USB OutletsQidoe Dual QC 3.0 Car Sockets pump out 36W total, can charge two devices simultaneously at QC3.0 speed and charging From 0 to 55% in 35 minutes; provides 4x faster charging speed to compatible devices.
ON/OFF Touch SwitchDesigned with touch-sensitive on/off switches for power control to effectively prevent power outflow, save energy and extend the life of product and equipment. Also, the blue led lights makes it easy to find in a dark environment and allow people to check if the connection is successful.
Wide Compatibility Fits for 12-24V car, boat, marine, motorcycle, ATV, RV etc. This 12V/24V power outlet is suitable for charging iPhone XS /XS MAX/ 8/ 8 Plus/ X, Samsung Note 9/ Galaxy S9/ S9+/ S8/ S8+/ S7, iPad, android tablets, power banks, video games controllers, sports watch etc.( NOTE: iPhone series does not support fast charging, charging the iPhone is normal speed.)
Super high qualityAdopted PA66 environment-friendly nylon material, high temperature resistant, low temperature resistant, also has anti-flame-retardant properties, makes it a high safety standard product. Certified by CE & ROHS with Over-load, Over-current and Short Circuit Protection to ensure charging safety, guard the safety of your devices.
Easy InstallationQidoe 12V USB car sockets easy to be installed. "+" to positive pole, "-" to negative pole. Package include: 1 x Brand new QC 3.0 USB charger socket, 1 x 23.6 Inches Wire, 1 x 10A fuse, 60-Day refund, 5-year Replacement and Lifetime Support.

10. Ginsco Quick Charge 3.0 Dual USB Charger Socket Fast Charger with 10A Fuse Wire DIY kit LED Blue for Car Boat Marine Motorcycle Truck RV

Feature

4X faster than conventional charging. Note: Some mobile phones do not support fast charging, such as the iPhone series.
Waterproof cap can prevent water from entering the installation gap under the premise of firm fixation.
With blue LED indicator light, perfect for night use.
10A fuse for overload protection, let this USB charger be with you on the road safety.
The usb socket will be controlled by the car power manager, stop charge automatically when your device is fully charged.

Conclusion

All above are our suggestions for marine usb outlet. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using marine usb outlet with us by comment in this post. Thank you!
Sabine M Busch