Dolphin Charger DC-DC Converter - 12/36V - 20A [99204]
SKU: 3379909401

Dolphin Charger DC-DC Converter - 12/36V - 20A [99204]

Sale price$297.43 Regular price$330.48
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Dolphin Charger DC-DC Converter - 12/36V - 20A [99204]DC DC Converter 12 36V 20A Your boat has a 12V alternator, and you need to charge a 24V or 36V battery on the run? Dolphin has the solution. Our boosters are true DC DC chargers with a 3 stage smart charge feature. Compatible with 4 different technologies, including Gel, AGM, or Lithium LIFEPO4. Dolphin booster is the perfect choice to charge your bow thruster or trolling motor batteries! Flexibility & Versatility BOOSTER units are designed to charge

DC-DC Converter - 12/36V - 20A

Your boat has a 12V alternator, and you need to charge a 24V or 36V battery “on the run”? Dolphin has the solution. Our boosters are true DC/DC chargers with a 3-stage smart charge feature. Compatible with 4 different technologies, including Gel, AGM, or Lithium LIFEPO4. Dolphin booster is the perfect choice to charge your bow thruster or trolling motor batteries!

Flexibility & Versatility

BOOSTER units are designed to charge a 24V, 36V, or 48V auxiliary battery from a single 12V or 24V power system, ideal for new installations or for updating older systems. Thanks to recharging during navigation, auxiliary batteries are always available. No need to wait until you’re connected to the shore to recharge. This product range extends from 12/24V (charging at 30A), 12/36V (charging at 20A) up to 24/48V (charging at 15A).

Efficient Power Conversion

Small is beautiful: our engineers have made it compact. BOOSTER is only half the size of a conventional charger of equivalent power!

Faster Charging Times

BOOSTERS are intelligent marine battery chargers featuring an advanced and unique 4-stage charging program. This reduces charging time by 50% compared with charging from a basic alternator. with different battery chemistry settings (Lead, Gel, AGM, Lithium, LifeFO4).

Compatibility with Different Voltages

BOOSTERS are smart battery chargers featuring four different battery profile, Lead, Gel, AGM, and Lithium LifeFO4.

Protection Features

BOOSTER units include automatic protection against battery source drainage, over-current, over-voltage and reverse polarity and built-in fuses protections.

As for all other Dolphin® charger products, the BOOSTER’s assembly process includes conformal coating of the electronic board (PCB) to guarantee an extended lifecycle of your battery charger.


Quick Guide (pdf)
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 3379909401

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.4 ★★★★★
Based on 2027 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
A
Verified Purchase
Amazon Customer
Louisville, US
★★★★★ 5
Best toy
Color: Georgia Bulldogs, Style: NCAA #1 Fan Toy
My dog absolutely loves this. Best toy, Go Dawgs!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2025
J
Verified Purchase
J.P.
Lexington, US
★★★★★ 3
Not for Aggressive Chewers
Color: Georgia Bulldogs, Style: NCAA #1 Fan Toy
Not for aggressive chewers. My puppy ripped it open as soon as I gave it to him.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 10, 2025
J
Verified Purchase
Jen Scarbrough
Massapequa, US
★★★★★ 4
Pricey
Color: Georgia Bulldogs, Style: NCAA #1 Fan Toy
It was made very well. It is durable. But I really paid to much
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 24, 2023
A
Verified Purchase
Amazon Customer
Los Angeles, US
★★★★★ 3
Festive Dog Toy
Color: Georgia Bulldogs, Style: NCAA #1 Fan Toy
Cute, college Gameday toy! My dog tore it up in within 30 minutes. Not for heavy chewers. 😟
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 11, 2025
C
Verified Purchase
Cookie
Bozeman, US
★★★★★ 1
Didn't last a single day
Color: Alabama Crimson Tide, Style: NCAA #1 Fan Toy
My heavy chewer destroyed this within 3 hours. Don't even bother.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 2, 2026

recommand products