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ABYSS® | 3 Bank On-Board Marine Battery Charger | Model AB-CRG-12V24V-3B | Voltage 12V/24V | 30A Total Output | IP67 Waterproof | For Boat & Marine Applications

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ABYSS® | 3 Bank On-Board Marine Battery Charger | Model AB-CRG-12V24V-3B | Voltage 12V/24V | 30A Total Output | IP67 Waterproof | For Boat & Marine ApplicationsProduct Description ABYSS 3 Bank On Board Marine Battery Charger Model AB CRG 12V24V 3B Voltage 12V 24V 30A Total Output IP67 Waterproof For Boat & Marine Applications DESCRIPTION Power your marine adventures with confidence. The ABYSS 3 Bank 12V 24V On Board Marine Battery Charger is engineered for serious boaters who demand precision, reliability, and versatility on the water. Whether you're navigating freshwater lakes or tackling saltwater

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Product Description

ABYSS® | 3 Bank On-Board Marine Battery Charger | Model AB-CRG-12V24V-3B | Voltage 12V/24V | 30A Total Output | IP67 Waterproof | For Boat & Marine Applications

DESCRIPTION

Power your marine adventures with confidence. The ABYSS® 3 Bank 12V/24V On-Board Marine Battery Charger is engineered for serious boaters who demand precision, reliability, and versatility on the water. Whether you're navigating freshwater lakes or tackling saltwater currents, this advanced charging system ensures your batteries stay fully charged and ready to perform.

With dedicated charging modes for 12V LiFePO4, AGM, and lead-acid batteries, and the ability to simultaneously charge two 12V batteries and one 24V lithium battery, the AB-CRG-12V24V-3B gives you total flexibility and peace of mind. Its smart LED display, ignition protection, and rugged IP67 waterproof construction make it the ideal marine charging companion for harsh environments.

This isn't just a battery charger it's a complete power management solution, built for today’s technology-driven marine systems.

Key Features

Multi-Bank Marine Battery Charger Charges two 12V and one 24V battery banks simultaneously with dedicated 10A output per bank.
Versatile Compatibility Supports LiFePO4, AGM, and flooded lead-acid batteries; switch between battery types with a single mode button.
Smart LED Indicators Instant visibility into power, battery type, and charging status no guesswork.
IP67 Waterproof Housing Fully sealed with epoxy resin and marine-grade aluminum, designed for extreme marine conditions.
Lithium Wake-Up Function Revives deeply discharged lithium batteries with a built-in low-voltage recovery mode.
Advanced Safety Circuitry Features short-circuit, reverse polarity, overcharge, and over-temperature protection.
All-Climate Operation Performs reliably in temperatures from -10°C to 40°C, with an optimal range at 25°C.
Built-in Cooling Fan Bottom-mounted waterproof fan and aluminum plate for effective heat dissipation during operation.
Ideal for Marine Applications Purpose-built for use in boats, yachts, trolling motor setups, and other marine power systems.

Detailed Specifications

Specification	Details
Brand	ABYSS®
Model Name	3 Bank 12V/24V On-Board Marine Battery Charger
Model Number	AB-CRG-12V24V-3B
Compatible Battery Types	12V LiFePO4, 12V AGM, 12V Wet / 24V LiFePO4
Charging Banks	3 (2x 12V, 1x 24V)
Output Per Bank	10A
Total Output	2x12V/10A + 24V/10A
Voltage	12V / 24V
Cooling System	Aluminum base + Waterproof cooling fan
Waterproof Rating	IP67 fully sealed with epoxy resin
LED Indicators	Power, Battery Type, Charging Status
Lithium Wake-Up Function	Yes (Hold MODE button 3–5 seconds to activate)
Full Cut-Off Voltage	14.1–14.4V (Lead Acid), 14.4–14.7V (AGM/LiFePO4), 28.8–29.4V (24V)
Circuit Protection	Short-circuit, reverse connection, overcharge, over-temp
Working Temperature Range	-10°C to 40°C
Nominal Temperature	25°C
Relative Humidity Range	5%–95%
Product Dimensions (L×W×H)	11.9" x 9.6" x 3.8" (304 x 245 x 99 mm)
Weight	16.5 lbs (7.5 kg)
Lead Length	6 ft. (72 in. / 183 cm)
Certifications	ABYC Compliant, Ignition Protected

Multi-Bank 12V/24V/36V Marine & RV Chargers

3-Bank 12V/24V & 3-Bank 12V/36V Marine Chargers

Specification	3-Bank 12V/24V Marine Charger	3-Bank 12V/36V Marine Charger
Model	AB-CRG-12V24V-3B	AB-CRG-12V36V-3B
Voltage	12V/24V	12V/36V
Output	2x12V/10A + 24V/10A	2x12V/10A + 36V/10A
Product Size	11.9" x 9.6" x 3.8"	14.2" x 9.6" x 3.8"
Weight	16.5 lbs (7.5 kg)	19 lbs (8.6 kg)
Lead Length	6' (72 in.)	6' (72 in.)
Charging Battery Type	2 banks: 12V LiFePO4, AGM, Wet 3rd bank: 24V LiFePO4	2 banks: 12V LiFePO4, AGM, Wet 3rd bank: 36V LiFePO4

4-Bank 12V & 4-Bank 12V/36V Marine Chargers

Specification	4-Bank 12V Marine Charger	4-Bank 12V/36V Marine Charger
Model	AB-CRG-12V-4B	AB-CRG-12V/36V-4B
Voltage	12V	12V/36V
Output	4x12V/10A	3x12V/10A + 36V/10A
Product Size	11.9" x 9.6" x 3.8"	16.6" x 9.6" x 3.8"
Weight	17 lbs (7.7 kg)	26.8 lbs (12.1 kg)
Lead Length	6' (72 in.)	6' (72 in.)
Charging Battery Type	Each bank: 12V LiFePO4, AGM, Wet	3 banks: 12V LiFePO4, AGM, Wet 4th bank: 36V LiFePO4

36V Alternator & 12V 50A DC Converter

Specification	36V Alternator Charger	30V–90V to 12V 50A Converter
Model	AB-36V-DC	AB-DC-SD
Voltage	36V	30V–90V
Output	43.8V/10A	12V/50A DC
Product Size	6" x 5" x 2"	6" x 5" x 2"
Weight	3.1 lbs (1.4 kg)	3.1 lbs (1.4 kg)
Lead Length	7 in.	N/A
Charging Battery Type	36V LiFePO4	12V LiFePO4

36V 10A & 36V 20A High-Precision Chargers

Specification	36V 10A High-Precision Charger	36V 20A High-Precision Charger
Model	AB-CRG-36V10A	AB-CRG-36V20A
Voltage	36V	36V
Output	36V/10A DC	36V/20A
Product Size	7.5" x 5" x 2.75"	10.5" x 6" x 3"
Weight	3.5 lbs (1.6 kg)	7.1 lbs (3.2 kg)
Lead Length	4' (48 in.)	4' (48 in.)
Charging Battery Type	36V LiFePO4	36V LiFePO4

24V 10A & 24V 20A High-Precision Chargers

Specification	24V 10A High-Precision Charger	24V 20A High-Precision Charger
Model	AB-CRG-24V10A	AB-CRG-24V20A
Voltage	24V	24V
Output	24V/10A	24V/20A
Product Size	7.5" x 5" x 2.5"	7.75" x 5" x 3"
Weight	3.3 lbs (1.5 kg)	3.3 lbs (1.5 kg)
Lead Length	3' (36 in.)	3' (36 in.)
Charging Battery Type	24V LiFePO4	24V LiFePO4

24V Alternator Charger

Specification	24V Alternator Charger
Model	AB-24V-DC
Voltage	24V
Output	24V
Product Size	4.75" x 3.25" x 1.25"
Weight	0.95 lbs (0.43 kg)
Lead Length	7 in. (17.8 cm)
Charging Battery Type	24V LiFePO4

Manuals & Documents

ABYSS BATTERY® USER MANUAL

LITHIUM CHARGER USER MANUAL

DC-DC CHARGER USER MANUAL

REEL BATTERY USER MANUAL

BLUETOOTH® APP QUICK GUIDE

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