1. Jet-Ski Watercraft Ignition & Starting Systems Products
  2. sku: 3486104422069652
  3. KAWASAKI 21066-3718

21066-3718 KAWASAKI Ultra Voltage Rectifier Regulator Lx Stx

fits model: Lx, Stx, 250, 300.

21066-3718 KAWASAKI Ultra Voltage Rectifier Regulator Lx Stx
Identifiers
BrandKAWASAKI
Manufacturer Part Number21066-3718
Part TypeVOLTAGE RECTIFIER REGULATOR

Review KAWASAKI Ultra 310 12f 15f Voltage Rectifier Regulator Oem for LX STX 250 300

Introducing the Kawasaki 21066-3718 Voltage Rectifier Regulator, an essential component for maintaining the electrical system of your Kawasaki 300LX, 310LX, STX 12F, STX 15F, Ultra 250, or Ultra 300 personal watercraft. This high-performance regulator is specifically designed to keep your watercraft's battery charged efficiently and reliably.

The regulator features a robust, sealed design that protects against water, dust, and other harsh marine environments. The internal diode assembly ensures that only the correct voltage is supplied to the battery, preventing reverse current flow and maximizing battery life. The regulator housing is constructed from durable materials that can withstand the rigors of continuous use on the water.

This Kawasaki regulator is designed for a 12-volt electrical system and is compatible with a wide range of marine batteries, including deep cycle and starting batteries. The regulator is adjustable, allowing you to fine-tune the charging voltage to meet the specific requirements of your battery. This adjustability ensures optimal charging performance and prolongs the life of your battery.

The Kawasaki 21066-3718 Voltage Rectifier Regulator is easy to install, with clear instructions included in the packaging. The regulator is designed to fit securely in the mounting location on your watercraft, with a bolt-on design for quick and easy installation. The regulator comes with all necessary mounting hardware, making installation a breeze.

In summary, the Kawasaki 21066-3718 Voltage Rectifier Regulator is an essential accessory for maintaining the electrical system of your Kawasaki personal watercraft. Its robust, sealed design, adjustable voltage output, and easy installation make it an ideal choice for boaters who demand the best performance and reliability from their marine electronics.

Buying Decision for Kawasaki Jet Ski Voltage Rectifier Regulator Models: 21066-3718, 310LX, STX 12F, 15F

Introduction:

The Kawasaki Jet Ski series offers various models, and the voltage rectifier regulators are essential components for ensuring the proper functioning of the electrical systems. In this buying guide, we will discuss the pros and cons of buying a Kawasaki 21066-3718, 310LX, STX 12F, and 15F voltage rectifier regulators to help you make an informed decision.

1. Kawasaki 21066-3718: Pros:

- Designed specifically for Kawasaki Jet Ski models

- OEM (Original Equipment Manufacturer) part, ensuring a perfect fit and function

- Reliable and durable, made with high-quality materials

Cons:

- Slightly more expensive than aftermarket alternatives

- Limited availability in some regions

2. Kawasaki 310LX: Pros:

- Upgraded version with improved efficiency

- Enhanced durability for extended use

- Compatible with multiple Kawasaki Jet Ski models

Cons:

- Higher price point compared to standard models

- Potential compatibility issues with older Jet Ski models

3. Kawasaki STX 12F: Pros:

- Compact and lightweight design

- Suitable for smaller Jet Ski models

- Affordable price point

Cons:

- Limited compatibility with larger Jet Ski models

- Potential need for additional adapters for specific models

4. Kawasaki STX 15F: Pros:

- High-performance design for larger Jet Ski models

- Enhanced efficiency and power output

- Durable and long-lasting construction

Cons:

- Higher price point compared to standard models

- Potential compatibility issues with smaller Jet Ski models

Conclusion:

When choosing a voltage rectifier regulator for your Kawasaki Jet Ski, it's crucial to consider the specific model and compatibility. OEM parts like the Kawasaki 21066-3718 provide a perfect fit and function but may be more expensive. Upgraded options like the 310LX offer improved efficiency and durability, while compact models like the STX 12F and STX 15F cater to different Jet Ski sizes and price points. Ultimately, it's essential to ensure the chosen regulator matches your Jet Ski model for optimal performance and safety.

Recommendation:

Based on the pros and cons discussed, we recommend considering the Kawasaki 310LX for its enhanced efficiency and durability if your budget allows. If you're looking for a more affordable option, the Kawasaki 21066-3718 is a reliable and high-quality OEM choice. Always double-check compatibility with your specific Jet Ski model before making a purchase.

Details:

Buyer receives this exact item. Factory Kawasaki oem voltage regulator not Chinese works perfect. This is from a 2011 with only 61 hours. 2010 jet ski Stx jt1500daf - fuel injection.

Ships out within 24 hours. 2007 jet ski ultra Lx jt1500c7f - fuel injection.

specifications jetskiignitions:

  • for models: Lx, Stx, 250, 300
  • brand: Kawasaki
  • mpn: 21066-3718
  • part type: Voltage Rectifier Regulator

payments jetskiignitions:

  • wallet: paypal
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  • credit card: visa

offer jetskiignitions:

  • started: june 2, 2025
  • availability: in stock
  • prices: $19.99–$30.00
  • item condition:
    • New
    • Used
  • options: ship-to-home
  • sold #: 33
  • best offers: true
  • in stock #: 5

shipping jetskiignitions:

  • service: usps ground advantage, fedex ground or fedex home delivery, fedex 2day
  • transit: 4-10 days
  • class: standard, expedited
  • type: fixed
  • carrier: usps, fedex

returns jetskiignitions:

  • policy: returns accepted
  • time: 14 days
  • paid by: buyer

general jetskiignitions:

  • category: Watercraft Parts > Ignition Starting Systems

seller jetskiignitions:

  • city: cape coral, florida
  • rating: 0.0%
  • # reviews: 270
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