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photo of Ford Transit Van Dual Alternator Kit with 48 Volt 100 Amp Alternator and Wakespeed WS500 Regulator & Harness  (2020-2025)

Ford Transit Van Dual Alternator Kit with 48 Volt 100 Amp Alternator and Wakespeed WS500 Regulator & Harness (2020-2025)

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Product Code: 9812-51V-HPX100
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When you are looking to power a modern off-grid lifestyle, the Ford Transit Van Dual Alternator Kit with 48 Volt 100 Amp Alternator and Wakespeed WS500 Regulator & Harness (2020-2025) from Nations Starter & Alternator provides the ultimate energy solution.
  • Massive Power Output: Deliver over 5,000 watts of charging power directly to your 48V house battery bank while you drive.
  • Precision Regulation: The Wakespeed WS500 uses advanced CAN-bus technology to monitor voltage, current, and temperature for safe, optimized charging.
  • Complete Integration: Includes a custom-engineered mounting bracket and a professional wiring harness designed specifically for 2020�2025 Ford Transit engines.
This dual alternator kit is the gold standard for van builders who need to run high-draw appliances like air conditioners or induction cooktops without relying on a noisy generator. By installing an upgraded alternator alongside your factory unit, you create a dedicated charging system that protects your starter battery while rapidly replenishing your lithium bank. These high-amp alternators are built with hairpin windings and dual internal fans to ensure maximum efficiency and cooling during long hauls. Whether you are a full-time nomad or a weekend explorer, this alternator upgrade kit ensures you never have to worry about shore power again. Order today.
  • Eliminate the need for heavy, fuel-consuming external generators.
  • Achieve charging rates of up to 1% per minute for large lithium systems.
  • Enjoy a plug-and-play installation with a harness tailored for the Transit platform.

Reviews

Average Customer Review:
( 1 )
Bill Beyatte from Monterey, CA
January 8, 2026
Awesome Alternator
I had Warner Vans in Utah install this alternator in my 2022 Ford Transit along with a Lithionics system and Victron controls. It replaced my unreliable Volta system that came with the Storyteller Overland conversion. The alternator works great for charging the 8 KW Lithionics battery. In normal driving I get 1% charge for every minute of giving. If I'm down to 40 %, in 60 minutes of driving arou
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