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NOCO Genius GEN3 30 Amp 3-Bank On-Board Battery Charger

by NOCO
4.4 out of 5 stars 1,924 ratings

Price: $279.99 & FREE Shipping. Details & FREE Returns
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3-Bank 30 Amp
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  • A 30 amp (10 amp per bank) on-board battery charger for charging and maintaining three 12-volt batteries independently.
  • Safely charge all types of lead-Acid batteries from 25-230ah, including wet, gel, AGM, and deep-cycle batteries.
  • Advanced safety protection featuring spark-proof technology, plus reverse polarity, thermal, ignition, and overcharge protection.
  • Rugged and waterproof construction capable of submersion down to 3-meters and rated ip68 and NEMA 6p.
  • One of the most advanced battery chargers in its class, which is certified to ul1236, ISO 8846, 33 CFR 183. 410, plus backed by a 5-year.
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Frequently bought together

  • NOCO Genius GEN3 30 Amp 3-Bank On-Board Battery Charger
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  • NOCO BT31S Group 31 Heavy-Duty Battery Tray,Black
Total price: $310.70
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Customer Rating 4.4 out of 5 stars (1924) 4.5 out of 5 stars (264) 4.7 out of 5 stars (258) 4.6 out of 5 stars (193) 4.4 out of 5 stars (1088) 4.5 out of 5 stars (786)
Price $279.99 $101.68 $70.04 $50.51 $125.86 $44.97
Shipping FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details
Sold By Amazon.com Amazon.com Amazon.com Amazon.com Amazon.com Amazon.com
Item Dimensions 16.00 x 6.00 x 14.00 inches 4.41 x 4.48 x 9.10 inches 4.61 x 3.43 x 7.95 inches 3.43 x 4.25 x 6.97 inches 0.00 x 4.29 x 5.00 inches 9.96 x 4.29 x 10.03 inches

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Style: 3-Bank 30 Amp

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Product information

Style:3-Bank 30 Amp

Technical Details

Technical Specification

Additional Information

Warranty & Support

Product Warranty: For warranty information about this product, please click here. [PDF ] Update English 1 [PDF 177 KB]

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Important information

Legal Disclaimer

CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Product description

Style:3-Bank 30 Amp

The GEN3 On-Board Battery Charger offers the perfect mix of high-technology and rugged construction. With a fully-sealed, waterproof housing, the GEN3 can be easily installed and mounted directly onto a variety of applications and specifically designed for tough marine environments. Its waterproof design is capable of withstanding submersion down to 3-meters for extended periods of time without failure, and rated IP68 and NEMA 6P, providing continuous operation in the most extreme environments. The GEN Series On-Board Battery Chargers is some of the most advanced charging technology in its class. Utilizing the latest topology and power design, it is one of the most compact and lightweight battery chargers. Its onboard processor is capable of detecting, diagnosing, recovering, charging and maintaining all types of lead-acid batteries. Safely charge Wet Cell (Flooded), Gel Cell, AGM and Deep-Cycle batteries with zero overcharge. Plus, it protects against reverse polarity, sparks, short circuits, open circuits, and thermal runaway. And the GEN Series On-Board Battery Chargers are completely automatic. It continuously monitors the battery - while detecting any potential battery problems - shutting off power when the battery is fully charged, but observing the battery for optimal battery maintenance. Not only does the GEN Series On-Board Battery Chargers have advanced safety features, but it also been tested and certified by multiple third-party laboratories, including Underwriters Laboratories UL1236, ISO 8846 Marine Standards, and Ignition Protection US Coast guard 33 CFR 183. 410. And all of this is backed by our 5-Year Limited . Other commonly used search terms: onboard marine battery charger, onboard battery charger for boats, marine battery charger 2 bank, boat battery charger 2 bank, 12v battery charger, boat accessories marine, marine accessories for boats, on board battery charger, 4 bank marine battery charger, deep cycle battery charger, rv battery charger.


From the manufacturer

marine battery charger, onboard battery charger, onboard battery charger 1 bank marine battery charger, onboard battery charger, onboard battery charger 2 bank marine battery charger, onboard battery charger, onboard battery charger 1 bank marine battery charger, onboard battery charger, onboard battery charger 2 bank marine battery charger, onboard battery charger, onboard battery charger 3 bank marine battery charger, onboard battery charger, onboard battery charger 4 bank
Model GENM1 GENM2 GEN1 GEN2 GEN3 GEN4
Banks 1 2 1 2 3 4
Amps Per Bank 4A 4A 10A 10A 10A 10A
Voltage 12V 12V 12V 12V 12V 12V
Total Amp Output 4A 8A 10A 20A 30A 40A
IP68 Waterproof

Customer Questions & Answers

Customer reviews

4.4 out of 5 stars
4.4 out of 5
1,924 customer ratings
How does Amazon calculate star ratings?
Reviewed in the United States on August 15, 2017
Style: 2-Bank 8 AmpVerified Purchase
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92 people found this helpful
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Reviewed in the United States on April 17, 2018
Style: 2-Bank 8 AmpVerified Purchase
69 people found this helpful
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Reviewed in the United States on June 30, 2018
Style: 4-Bank 40 AmpVerified Purchase
65 people found this helpful
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Reviewed in the United States on July 11, 2017
Style: 2-Bank 8 AmpVerified Purchase
130 people found this helpful
Comment Report abuse
Reviewed in the United States on September 10, 2016
Style: 2-Bank 8 AmpVerified Purchase
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98 people found this helpful
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Top international reviews

Rob
1.0 out of 5 stars Great promises, but it doesn't deliver.
Reviewed in Canada on September 7, 2016
Verified Purchase
14 people found this helpful
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LR
5.0 out of 5 stars The little charger that could ... 👍🏻😊👍🏻
Reviewed in Canada on January 29, 2019
Style: 1-Bank 4 AmpVerified Purchase
3 people found this helpful
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dr.constructo
5.0 out of 5 stars Perfect for my needs
Reviewed in Canada on June 23, 2017
Verified Purchase
3 people found this helpful
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Brian
5.0 out of 5 stars Instal l it,plug it in and your done
Reviewed in Canada on February 5, 2020
Style: 1-Bank 4 AmpVerified Purchase
One person found this helpful
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PACE
5.0 out of 5 stars Nothing like it.
Reviewed in Canada on January 22, 2019
Style: 1-Bank 4 AmpVerified Purchase
One person found this helpful
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Cody S
5.0 out of 5 stars Good charger. Would buy again if needed.
Reviewed in Canada on February 21, 2019
Style: 2-Bank 8 AmpVerified Purchase
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3 people found this helpful
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CNDONBN
5.0 out of 5 stars A cure for parasitic draw
Reviewed in Canada on March 18, 2017
Style: 1-Bank 4 AmpVerified Purchase
4 people found this helpful
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brad mclean
5.0 out of 5 stars It’s bigger than it looks,the wires are nice and long,it’s waterproof too
Reviewed in Canada on January 28, 2019
Style: 1-Bank 4 AmpVerified Purchase
One person found this helpful
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Vincent Adultman
5.0 out of 5 stars Solid, good deal
Reviewed in Canada on May 25, 2016
Style: 1-Bank 4 AmpVerified Purchase
One person found this helpful
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Caleb
1.0 out of 5 stars Disappointing Product Quality Control/Customer Service from a Company I'd Had a Lot of Trust in Until Now.
Reviewed in Canada on May 4, 2018
Style: 3-Bank 30 AmpVerified Purchase
One person found this helpful
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Ryan O
4.0 out of 5 stars Just works...
Reviewed in Canada on October 11, 2019
Style: 2-Bank 8 AmpVerified Purchase
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Meinadigitalworld
5.0 out of 5 stars My business trip savier!
Reviewed in Canada on June 12, 2018
Style: 1-Bank 4 AmpVerified Purchase
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4 people found this helpful
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Allen V
5.0 out of 5 stars Great for a diesel in the winter.
Reviewed in Canada on December 4, 2019
Style: 2-Bank 8 AmpVerified Purchase
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Max Entropy
4.0 out of 5 stars Does the job
Reviewed in Canada on September 30, 2014
Verified Purchase
2 people found this helpful
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Alex Combe
5.0 out of 5 stars Great unit. Would buy over and over.
Reviewed in Canada on May 2, 2018
Style: 2-Bank 8 AmpVerified Purchase
One person found this helpful
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