YUASA SKU: 49-1103

Yuasa Charger & Maintainer (12V) - Harley & Indian V-Twin

$68.95
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About Yuasa

Yuasa is the original-equipment battery supplier for much of the motorcycle industry, and its AGM batteries are the reference specification for V-twin starting power in cold weather.

The Yuasa 12V Charger and Maintainer is an essential tool for any V-twin owner looking to extend battery life and ensure reliable starts. Engineered to charge a dead or low battery, it automatically transitions to a float-charge maintenance mode once full. This intelligent system prevents overcharging, keeping your battery in prime condition during storage or seasonal downtime.

Why riders pick this

  • Automatically switches to maintenance mode
  • Prevents overcharging and extends battery life
  • Simple, plug-and-play operation
  • Works with all 12V V-twin motorcycle batteries

When your Harley-Davidson or Indian Motorcycle is parked, its battery can slowly discharge, leading to sulfation and reduced lifespan. The Yuasa Charger and Maintainer solves this by providing a smart charging solution that adapts to your battery's needs. It's designed for straightforward, worry-free use, ensuring your ride is always ready when you are, whether it's stored for the winter or just between rides.

Intelligent Battery Care

  • Automatically switches to float-charge maintenance mode at full charge
  • Prevents overcharging, preserving battery health and lifespan
  • Simple, plug-and-play operation for consistent battery readiness
  • Works with all 12V V-twin motorcycle batteries

Ready for the Ride

This charger and maintainer is built for the long haul, just like your V-twin. Its ability to automatically manage the charging process means you can connect it and forget it, freeing you from constant monitoring. It's the ideal solution for riders who want to ensure their battery remains in top form, avoiding the common pitfalls of undercharging or overcharging, and ensuring your bike fires up reliably every time.

Specifications

  • Brand: Yuasa
  • Manufacturer Part #: YUA1P2AMPCH
  • UPC: 48493201207
  • Dimensions: 10.25 in L × 2.5 in W × 11 in H
  • Weight: 1.25 lbs
  • Country of Origin: China (Mainland)

Common questions

Can I leave this charger connected for long periods, like over winter?

Yes, once your battery reaches full charge, the Yuasa unit automatically switches to a maintenance (float-charge) mode. This prevents overcharging and keeps the battery in optimal condition for extended periods, making it safe for long-term storage.

Is this charger compatible with both Harley-Davidson and Indian Motorcycle batteries?

Absolutely. This charger is designed to work with any standard 12V V-twin motorcycle battery, including those found in Harley-Davidson and Indian Motorcycle models.

Does this charger require any special setup or tools?

No, it's designed for simple, user-friendly operation. Just connect it to your battery terminals, plug it into a standard outlet, and it will begin charging and maintaining your battery automatically.

Ordering from Vtwinbikers

  • Brand new, sourced through authorized US distribution — never used, never grey-market.
  • Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
  • Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
BRANDYuasa
TYPEBatteries
SKU49-1103
WEIGHT1.25 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
CUSTOMER REVIEWS
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✓ VERIFIED
Apr 12, 2026

Charger for activation

I bought this to complete the charge of a new 10-12 ah agm battery right after activation. I checked the voltage periodically during the activation and it held the correct voltage. It took several hours to complete charge so I feel confident it worked well. I'll use this for periodic maintenance also.

— Troy K