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photo of Mercedes Sprinter Van Dual Alternator Kit with 12 Volt 280XP High Amp Alternator for Lithium Battery (2023-2024 2.0L 4Cyl Diesel)
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Mercedes Sprinter Dual Alternator Kit with 2.0L Diesel 12 Volt 280XP Alternator for Lithium Battery (2023 - 2026)

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Product Code: SK0294-280XP-ER
Maximizing the energy efficiency of your 4-cylinder diesel engine is simple with the Mercedes Sprinter Dual Alternator Kit with 2.0L Diesel 12 Volt 280XP Alternator for Lithium Battery (2023 - 2026) from Nations Starter & Alternator.
  • Utilizes a specialized decoupler-style pulley to reduce engine vibration and belt stress.
  • Features advanced thermal monitoring to prevent overheating during high-current charging cycles.
  • Designed with a 6-phase high-efficiency stator for superior idle output and cooling.
This comprehensive dual alternator kit is a game-changer for modern van builds that rely on high-capacity lithium energy storage. By adding this alternator upgrade kit, you create a dedicated charging system that operates independently of your vehicle�s sensitive electronics, ensuring your house batteries receive a steady, powerful charge without affecting the starter battery. These high-amp alternator solutions are specifically tailored to the 2.0L diesel engine�s architecture, allowing for a seamless bolt-on installation. The 280XP unit is recognized for its robust build quality, featuring heavy-duty internal components that can withstand the intense demands of rapid lithium recharging. These alternator kits effectively replace the need for a separate generator, turning your Sprinter into a self-sustaining power hub. Order today.
  • Includes a high-performance external regulator for precise lithium-specific charging profiles.
  • Engineered with 100% brand-new components for maximum durability and service life.
  • Direct-fit mounting system preserves the integrity of the Mercedes-Benz engine bay.


2.0L 4 Cylinder Diesel Mercedes Sprinter Dual Alternator Bracket Kit with 12 Volt 280 Amp Alternator for Lithium Battery

Fits: 2023-2026 Mercedes Sprinter 2.0L 4 Cylinder Diesel

When you need more output than the factory alternator or a single High Output Alternator can handle, or want the safety and security of a secondary alternator, a Nations dual alternator bracket is the perfect solution.




What does your dual alternator kit come with?


  • Complete Dual Alternator mounting bracket and parts with complete Installation Instructions
  • 12 Volt 280XP High Amp Alternator
  • Highest Quality Parts
  • Runs Alternator with approved Mercedes Benz parts
  • Option of Balmar External Regulator pre-programmed for Lithium Battery or upgrade to the Wakespeed WS500 Advanced Regulator

BALMAR REGULATOR DATASHEET
WAKESPEED WS500 REGULATOR DATASHEET


Why run dual alternators?


What if you had a separate charging system dedicated to the additional accessory load? By running dual alternators you can do just such a thing, and doing so leaves the factory charging system intact doing what it was intended to do, running the vehicle while the secondary alternator carries the additional accessory load.

  • The factory alternator does what it is designed for, recharging the factory battery and supporting the factory electrical needs.
  • Dedicated charging system for your separate electrical system
  • Compatibility with smart regulators to monitor and protect the alternator and batteries.
  • Professionally engineered bracketry to adapt to modern engines
  • High charge at idle
  • Faster recharge of batteries saving time and fuel
  • Generator replacement- using your existing engine with a Nations Alternator gives you unlimited power without adding any additional fuel or engine
  • Reliability- Nations has the experience and quality to last under the harshest conditions


The Technology


Our XP series high-output alternators are the ultimate upgrade when you need the absolute biggest and most sophisticated high output alternator on the planet. All of our XP series alternators are designed for one purpose, brute force idle output. When you need the most extreme idle output with the most sophisticated integrated alternator-monitoring system to prevent thermal failures is where the XP alternator delivers. Every Nations product we sell is held to the strictest quality standards in the industry. We only use 100% brand new USA made components along with one of the most rigorous testing before each individual alternator leaves our shop. Each XP series alternator comes standard with our decoupler style pulley and 2-year replacement warranty. If you're looking for a significant overall increase in top end and idle output, the XP series alternator is your solution.


    Fits the following applications:

    2023 Mercedes Sprinter 2.0L 4 Cylider Diesel
    2024 Mercedes Sprinter 2.0L 4 Cylider Diesel
    2025 Mercedes Sprinter 2.0L 4 Cylider Diesel
    2026 Mercedes Sprinter 2.0L 4 Cylider Diesel

    Reviews

    Average Customer Review:
    ( 2 )
    Anonymous Person
    December 2, 2025
    Five Stars
    We installed this alternator kit to ensure our lithium batteries would stay charged while using multiple devices, and it works perfectly. The kit is high quality, all components fit well, and it gave us the power boost we desperately needed. The support team was helpful when we had questions. Our batteries now stay fully charged, and we feel confident running everything on our Sprinter van without
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    David from Cypress, TX United States
    May 8, 2025
    Perfect Solution
    Impressed with the quality of the product and the instructions were super easy to follow. Took about an hour to install the bracket, alternator and belt not including the wiring. Product shipped the next day. Highly recommend.
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