1. Boat Controls & Steering Offered
  2. sku: 6661577761905604
  3. MERCURY 8M0133815

MERCURY 8M0133815 Automatic Power Switch Kit

fits make: Mercury.

8m0133815 Mercury Oem Automatic Power Switch Kit

( Part Type: Switch ), ( Manufacturer Part Number: 8M0133815 ), ( Country Of Origin: United States )

Review MERCURY Oem Automatic Power Switch Kit

The Mercury 8M0133815 Automatic Power Switch Kit is a versatile and reliable solution for managing electrical power in various marine applications. This switch kit is designed to provide seamless integration with Mercury Marine engines and accessories, ensuring optimal performance and easy operation.

At its core, this switch kit features an automatic transfer switch that intelligently manages power between your engine and onboard batteries. When the engine is running, the switch automatically sends power to the engine. However, when the engine is off or idling, the switch automatically switches to the batteries, providing power to essential onboard systems. This feature is essential for maintaining critical power supply to essential equipment like navigation lights, bilge pumps, and communications systems.

The Mercury 8M0133815 Automatic Power Switch Kit comes with a wiring harness that simplifies the installation process. The harness includes color-coded wires and clear labeling, making it easier to connect the switch to your engine and battery system. The switch kit is also designed to work with various battery types, including flooded, AGM, and gel batteries, making it a flexible choice for various marine applications.

This switch kit is built to withstand the harsh marine environment, featuring a marine-grade aluminum housing that is resistant to corrosion and UV damage. The switch also features a waterproof design, ensuring that it remains functional even when exposed to water. Additionally, the switch kit includes a built-in circuit breaker, providing an added layer of protection against overloads and short circuits.

The Mercury 8M0133815 Automatic Power Switch Kit is an essential accessory for any marine application where reliable power management is critical. Its automatic transfer switch ensures that power is always available when you need it, while its rugged design and easy installation process make it a popular choice among marine enthusiasts. Whether you're cruising the open seas or fishing in rough waters, this switch kit will help keep your onboard systems running smoothly and efficiently.

Mercury 8M0133815 Automatic Power Switch Kit: A Detailed Analysis

The Mercury 8M0133815 Automatic Power Switch Kit is a popular accessory for marine applications, designed to provide automatic battery switching and charging functionality. Let's discuss its advantages and disadvantages:

Advantages:

1. Convenience: This power switch kit offers the convenience of automatic battery switching, ensuring that your marine batteries are always charged and ready for use. It automatically switches between your house bank and starting bank, depending on which battery is needed.

2. Safety: By preventing over-discharging of the house bank, the Mercury 8M0133815 power switch kit ensures longer battery life, as well as preventing damage to sensitive marine equipment.

3. Durability: Mercury Marine is a well-known brand in the marine industry, and their products are known for their durability and reliability. The power switch kit is designed to withstand the harsh marine environment and can be installed in various applications, such as boats, yachts, and RVs.

4. Easy Installation: The installation process is relatively straightforward, and the kit comes with all necessary components and instructions. With a few basic tools and some electrical knowledge, you can install the power switch kit yourself, saving on professional installation costs.

Disadvantages:

1. Cost: The Mercury 8M0133815 power switch kit is more expensive than some other manual switch alternatives. However, considering the convenience and safety advantages it provides, the added cost may be worth it for many marine enthusiasts.

2. Limited Compatibility: While the power switch kit is compatible with a wide range of marine batteries and charging systems, it may not be suitable for all applications. It's important to check the specifications of your marine setup to ensure compatibility before making a purchase.

3. Complexity: Although the installation process is relatively straightforward, the power switch kit does involve some electrical wiring and connections. If you're not confident in your electrical skills, it may be worth considering a professional installation to ensure safety and proper functionality.

Conclusion:

The Mercury 8M0133815 Automatic Power Switch Kit is an excellent investment for marine enthusiasts who want the convenience and safety benefits of automatic battery switching and charging. Its durability, ease of installation, and reputation for reliability make it a popular choice in the marine industry. While it may come with a higher cost compared to manual switch alternatives, the advantages it offers can be well worth the investment for those who prioritize convenience, safety, and battery longevity.

Recommendation:

If you're looking for a reliable and convenient solution for battery switching and charging in your marine setup, the Mercury 8M0133815 Automatic Power Switch Kit is a solid choice. It's important to ensure compatibility with your marine batteries and charging system before making a purchase, and consider your electrical skills and comfort level with the installation process. Overall, the benefits provided by this power switch kit can significantly enhance your marine experience and contribute to the longevity and performance of your batteries.

part # 8m0133815 prices

  • $161.99-$256.95

specifications dorycontrol:

  • for makes: Mercury
  • part type: Switch
  • manufacturer part number: 8M0133815
  • country of origin: United States

payments dorycontrol:

  • wallet: Apple-pay
  • credit card: Mastercard
  • other

general dorycontrol:

  • condition: New other see details
  • Parts Accessories > Boat Parts > Controls Steering

returns dorycontrol:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days

shipping dorycontrol:

  • transit: 5-12 Days
  • service: USPS Ground Advantage
  • cost: $7.71
  • type: Calculated
  • class: Standard
  • carrier: USPS

seller dorycontrol:

  • rating: 0.0%
  • # reviews: 0

offer dorycontrol:

  • sold: 0
  • options: Ship-to-home
  • best offers: True
  • availability: In Stock
  • quantity: 1
  • started: December 22, 2025
for makes: mercury, part type: switch, country of origin: united states,
category: boat parts > controls steering, sku: 6661577761905604,

Mercury 8M0133815 Is Similar To:

dorycontrol logo
5 offers $161.99–$256.95 USD
  • Offer #1: $227.75 price + $28.65 delivery = $256.40* total. Switch Kit. Part # 8M0149746.+$28.65 shipping
  • Offer #2: $161.99 price + free delivery = $161.99* total. The GEN C pump requires the 80A version MPN.FREE SHIPPING
  • Offer #3: $256.95 price + $20.00 delivery = $276.95* total.+$20.00 shipping
  • Offer #4: $1888.00 price + $134.19 delivery = $2022.19* total. OEM-quality steering parts. Triple Tilt Helm Kit.+$134.19 shipping
  • Offer #5: $284.74 price + $9.54 delivery = $294.28* total. 3 87 895091K02 02 SS AUTO PWR SWTCH KT. 2 87 01 SS POWER SWITCH KIT.+$9.54 shipping