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Blue Sea Systems e-Series Battery Switch Dual Circuit Plus, 32V DC, 350A, Red, 5511e | Ignition protected for gasoline engine rooms, 7/8 in copper studs accept multiple cables, tactile face for low-light use
Compact design makes installation in tight places easy, offering multiple installation options for a seamless experience.
Blue Sea Systems e-Series Battery Switch Dual Circuit Plus, 32V DC, 350A, Red, 5511e | Ignition protected for gasoline engine rooms, 7/8 in copper studs accept multiple cables, tactile face for low-light use
Item #: 34221175

Blue Sea Systems e-Series Battery Switch Dual Circuit Plus, 32V DC, 350A, Red, 5511e | Ignition protected for gasoline engine rooms, 7/8 in copper

Item #: 34221175

MMK 283605

Price Details

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Compact design makes installation in tight places easy, offering multiple installation options for a seamless experience.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Alternator Disconnect
The onboard alternator field disconnect feature safeguards your battery system by preventing electrical backfeed, enhancing safety during maintenance and ensuring longevity of components.
Three Position Functionality
With three operational settings, this battery switch offers versatile control, allowing users to easily select between battery on, off, or isolation, thus enhancing user convenience and adaptability.
Durable Design
Constructed with high-quality materials, the Red e-Series Battery Switch ensures durability and reliable performance even in harsh marine environments, offering excellent value and peace of mind for boat owners.

Product Details

Shop Blue Sea Systems e-Series Battery Switch Dual Circuit Plus, 32V DC, 350A, Red, 5511e | Ignition protected for gasoline engine rooms, 7/8 in copper studs accept multiple cables, tactile face for low-light use online at a best price in Myanmar. B000FOPE1G
Operation ModeON-OFF-COMBINE
Current Rating350 A
Operating Voltage32 volts_of_direct_current
Contact TypeNormally Closed
Connector TypeStud
Switch TypeRotary
TerminalStud
Circuit Type2-way
Mounting TypePanel Mount, Surface Mount
Actuator TypeRotary
Number of Positions2
Controller TypeRotary
Control MethodTouch
Connectivity ProtocolX-10
Wattage11200 watts
Compatible with Vehicle TypeBoats
Control TypeRotary
Compatible DevicesBoats
ColorRed
Item Dimensions3.85 x 3.85 x 3.1 inches (9.8 x 9.8 x 7.9 cm)
Unit Count1 Count
Number of Items1
Material TypePlastic
Contact MaterialTinned Copper
International Protection RatingIP66
Brand NameBlue Sea Systems
Model5511e-BSS
Global Trade Identification Number00632085551155
ManufacturerBlue Sea Systems
UPC632085551155
Included Componentse-Series Dual Circuit Plus Battery Switch
Item Type NameGreat Product
Item Weight15.2 ounces (430.92 grams)
Part Number5511e
BrandBlue Sea Systems
MaterialPlastic
Item dimensions L x W x H3.85 x 3.85 x 3.1 inches (9.8 x 9.8 x 7.9 cm)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • Boat Owners

    Ideal for boat owners seeking reliable battery management and safety for their marine electrical systems.

  • Marine Mechanics

    Valuable tool for marine mechanics needing to disconnect alternator fields during service and maintenance tasks.

  • Outdoor Enthusiasts

    Great for outdoor enthusiasts who require a dependable power supply for boats and recreational vehicles.

Not Suitable For
  • Casual Users

    Not suitable for casual users who do not require advanced battery management capabilities for basic setups.

Product Description

Blue Sea Systems e-Series Battery Switch Dual Circuit Plus, 32V DC, 350A, Red, 5511e | Ignition protected for gasoline engine rooms, 7/8 in copper studs accept multiple cables, tactile face for low-light use

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are the main features of the Blue Sea Systems 9002E e-Series Battery Switch?

    Answer: The Blue Sea Systems 9002E is a versatile battery switch featuring a selector with four positions and an AFD (Alternator Field Disconnect). It operates at 32V DC and can handle up to 325A, making it suitable for various marine and automotive applications. This switch allows users to choose between battery banks, providing flexibility in managing power sources. The robust design ensures durability in marine environments, while the clear indicators simplify operation. It's ideal for boaters needing reliable power management systems.
  • Question: How does the AFD (Alternator Field Disconnect) feature work?

    Answer: The AFD feature helps protect your electrical system by disconnecting the alternator's field when the battery switch is in the OFF position. This prevents back-feeding or damage to the electrical components, ensuring a safer operation. Users can appreciate the peace of mind granted by this feature, particularly in marine settings where protecting batteries from overcharging is critical. This makes it essential for those who frequently operate costly electronics.
  • Question: Can this switch be used on both 12V and 24V systems?

    Answer: No, the Blue Sea Systems 9002E is designed specifically for 32V DC systems. It is not suitable for 12V or 24V setups. Users should ensure compatibility with their system voltage for optimal performance. When working with marine vessels or vehicles configured for higher voltage systems, it's important to choose the right switch to avoid electrical issues.
  • Question: Is there a recommended installation method for the battery switch?

    Answer: For optimal performance and safety, the Blue Sea Systems 9002E should be installed by a qualified marine electrician. It’s essential to follow all manufacturer guidelines and ensure proper wiring to handle the high current ratings. A clean and dry area should be chosen for installation to avoid environmental damage. Proper installation helps to prevent short circuits and ensures your power management is efficient and reliable during excursions or navigations.
  • Question: What are the common applications for this battery switch?

    Answer: The Blue Sea Systems 9002E battery switch is commonly used in marine applications, such as boats and yachts, as well as in heavy-duty automotive setups. Users who require multiple battery banks for efficient power management will find this product particularly useful. It is ideal for boaters needing to switch between batteries or isolate them for maintenance. This makes it a popular choice among professionals and enthusiasts looking for dependable battery solutions.
  • Question: Does this switch provide battery isolation?

    Answer: Yes, the Blue Sea Systems 9002E battery switch provides effective battery isolation, allowing users to disconnect one or more batteries from the electrical system. This feature is crucial for preserving battery life while providing safety during maintenance operations. By isolating batteries, users can ensure that their power sources are protected, especially in competitive marine sports or during extended trips where power management is critical.
  • Question: What safety features are included with the Blue Sea Systems 9002E?

    Answer: This battery switch includes several safety features, such as the AFD, which prevents backfeeding, and a robust housing designed to withstand harsh marine environments. Additionally, it incorporates a visual indication of the switch position, so users can easily understand the current operational state. These features significantly enhance safety during battery management, crucial for those operating in environments where electrical issues can lead to costly repairs or hazards.
  • Question: Can I use this switch for high-performance applications?

    Answer: Yes, the Blue Sea Systems 9002E is suitable for high-performance applications due to its 325A rating. This makes it an excellent choice for racing and performance boats requiring reliable power management under load. Users can count on this switch to perform under demanding conditions, ensuring their systems operate smoothly, whether they are cruising or racing. This capability makes it a favorite among performance enthusiasts.
  • Question: What materials is the Blue Sea Systems 9002E switch made from?

    Answer: The Blue Sea Systems 9002E is constructed from high-quality materials designed to resist corrosion and withstand the harsh marine environment. This includes a durable plastic housing that’s UV resistant and high-strength copper contacts, which ensure reliable electrical connections. The materials used enhance longevity and performance, helping to provide users with a sturdy product that can survive in challenging conditions, whether on the water or in off-road vehicles.
  • Question: Where can I buy the Blue Sea Systems 9002E e-Series Battery Switch?

    Answer: You can buy the Blue Sea Systems 9002E e-Series Battery Switch from Ubuy. They offer a wide selection of marine electronics and battery management solutions, making it a reliable source for purchasing this particular switch in Myanmar. Shopping through Ubuy ensures you receive an authentic product with excellent service support.

Blue Sea Systems Battery Switches Editorial Review

The Blue Sea Systems Battery Switch ON/Off AFD is a heavy-duty switch that is highly praised by customers for its durability and performance. It is suitable for a variety of applications, including winches, golf carts, boats, and RVs. One of the key features of this switch is its high amperage rating. It is capable of handling continuous loads of up to 350 amps, intermittent loads of up to 600 amps for five minutes, and cranking/peak loads of up to 1,200 amps for 30 seconds. This makes it suitable for powering winches and other high-demand electrical devices. Customers appreciate the clear labeling on the switch and the availability of wiring instructions with diagrams on platforms like YouTube. This makes installation easier and ensures that the switch is connected correctly. The switch is also compatible with a range of wire sizes, from 4 AWG to 0 AWG, and can handle voltages up to 32V DC. This versatility makes it suitable for a wide range of electrical setups. On the downside, some customers have noted that the switch is larger than expected. However, this does not affect its performance, and the size is due to its heavy-duty Construction. Overall, the Blue Sea Systems Battery Switch ON/Off AFD is highly recommended for its durability, high amperage rating, and versatility. It is a reliable choice for controlling power to various electrical devices.

Customer Reviews & Ratings

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Pros

  • Heavy-duty Construction
  • High amperage rating (350 amps continuous)
  • Versatile compatibility with different wire sizes
  • Clear labeling and availability of wiring instructions
  • Suitable for a wide range of applications

Cons

  • Larger size than expected

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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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