Free Shipping Over $39.99

Orders $39.99 or more ship free within the contiguous U.S.

Free Shipping Policy

No Restock Fees

Doesn't fit? Don't love it?

Return any unused item within 30 days for a full refund.

No-Hassle Returns

  1. Obtain an RA number
  2. Package your product
  3. Send it back to us!
Return Policy

Price Match Guarantee

Found it for less?

RevZilla will match any advertised price on new merchandise available through another authorized U.S. dealer.

Submit a Price Match

Elite Service Rating

Our goal is to provide the best possible shopping experience to every enthusiast who visits RevZilla.

See what our customers are saying about us:

Customer Reviews

ZillaCash Rewards

The ZillaCash rewards program is very straightforward - if you have a RevZilla account, you may already be taking advantage of ZillaCash rewards. Review the following guidelines to see how easy it is to maximize your rewards and put your ZillaCash to work for you.

  • Earn and redeem ZillaCash credit automatically with each order - no fine print, no strings attached, and no hoops to jump through to cash in.
  • All you need is a RevZilla account to start earning - Simply log in each time you shop with RevZilla and we’ll take care of the rest, keeping more money in your pocket just for shopping with us.
  • Earn $5 for Each $100 You Spend on eligible products - up to a maximum of $30 ZillaCash per order for orders totaling $600 or more. Any ZillaCash you earn is automatically applied to the next purchase, so you can sit back, enjoy the ride and feel the savings blow through your hair.
Learn More About ZillaCash

Megaboost Pro Series 4000 Charger And Maintainer

Item: P339272

The Megaboost Pro Series 4000 can charge and maintain both 6v and 12v lead acid batteries. The features are as expected from a modern battery charger,… Read More

Save $35.00 44%
Rebate Available! View Details
Please select a to view availability.

Similar Categories

Product Details

Megaboost Pro Series 4000 Charger And Maintainer

The Megaboost Pro Series 4000 can charge and maintain both 6v and 12v lead acid batteries. The features are as expected from a modern battery charger, including battery testing, float charging, recovery mode, overcharge and short circuit protection. 


  • Checks for proper battery polarity connection and for internal battery damage 
  • Automatically detects 6v or 12v battery
  • Switches from charge mode to maintenance mode when a battery is fully charged
  • Easy to read LED lights indicate power on, 6v or 12v mode, 2 amp or 4 amp charge rate, and battery charge status
  • 2 amp charge rate for 6v battery
  • Select between 2 amp or 4 amp charge rate for 12v battery
  • Overcharge and short circuit protection
  • Includes quick disconnect SAE battery terminal and alligator clip leads
  • Safe for use on all 12v Lead Acid type batteries including, conventional flooded (wet), factory activated maintenance free (MF/FA), absorbed glass mat maintenance free (AGM), and gel (Gel Electrolyte) type batteries
Product Style RevZilla Item # MFR. Product # Availability
Product Style Megaboost Pro Series 4000 Charger And Maintainer RevZilla Item #1128037 MFR. Product #TE4-0225 AvailabilityIn Stock: Ships within 24 hours


Orders $39.99 and over qualify for our fast free shipping offer. Click Here for FREE Shipping Terms and Conditions.

Please see our International Orders page for orders shipping outside the US.

We show real-time availability on this product page when you select the size/color item you want.  Most items will ship the same business day an order is placed, however if an item requires additional processing time a message will be shown indicating such.

See our full Shipping Policy for further details.


If your order arrives and it is not right, we will fix it, NO NONSENSE, we promise.

Doesn't fit or just not happy with it? You can return any new, unused and unaltered item within 30 business days of delivery receipt of your item. We will issue a full refund to your original payment method.

See our full Return Policy for all of the pertinent details.

Product Description
Part Numbers
Shipping & Returns
3 Customer Reviews
3 4.5/5
4 Questions & 2 Answers

Reviews & Questions

Leave a product review for a chance to win one of our monthly $100 giveaways.
Ask or answer a question to win one of our monthly $100 giveaways.