How to charge two-battery connected series

Each 12-volt battery must be connected to its own charging bank. The batteries can remain wired in series.

Will this work on a single 24 volt battery: chins 24v 200ah lifepo4 battery, built-in 200a bms?

The GENPRO10X2 is designed for charging 12V per bank, it can be used to charge two 12V batteries wired together in series for 24V, but would not be capable of charging a single 24V battery.

how many 110volt amps does this pull?

The GENPRO10X2 draws a max of 2.5-amps at 120VAC.

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GENPRO10X2 12V 20A 2-Bank OnBoard Marine Battery Charger & Maintainer

Product ID: 271332823

Details

Brand
NOCO
Color
Black
Output Voltage
12 volts
Product Dimensions
10.28"D x x
Specification Met
CEC FCC UL

⚡20A total output power

💧IP68 fully waterproof rating

🔋Dual independent 12V battery banks

1737.61 DT

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Description

⚓ Charge smarter, sail farther — the ultimate onboard power partner.

REVIVE DEAD BATTERIES - Force Mode jumpstarts batteries down to zero volts—never leave a battery behind.
SMART THERMAL SENSING - Adaptive charging adjusts to ambient temperature, preventing over/undercharging for battery longevity.
MARINE GRADE DURABILITY - IP68 waterproof and shock-isolated mounting for relentless performance in harsh marine environments.
POWER PACKED COMPACT DESIGN - 33% more powerful yet 19% smaller than previous GEN2—max performance in minimal space.
DUAL BANK PRECISION CHARGING - Charge two 12V batteries independently with selectable modes for lead-acid & lithium types.

The NOCO GENPRO10X2 is a rugged, fully-sealed 20A dual-bank marine battery charger designed for professional-grade onboard use. It independently charges two 12V batteries with selectable modes for lead-acid and lithium chemistries, featuring smart thermal compensation and Force Mode to revive dead batteries. Compact yet powerful, it boasts an IP68 waterproof rating and anti-vibration mounting, engineered for extreme marine conditions and backed by a 3-year warranty.

Specifications

ASIN	B08G3LLZ3D
Amperage	20 A
Battery Charge Time	1 hours
Best Sellers Rank	#9,657 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #5 in Boat Battery Chargers
Brand	NOCO
Built-In Media	(2) Black Truss-Head Screws, GENPRO10X2 20A 2-Bank Smart Waterproof Onboard Marine Battery Charger and Battery Maintainer (120-240VAC), Onboard Marine Battery Charger User Guide
Color	Black
Connector Type Used on Cable	Standard AC and DC power connectors
Current Rating	20 A
Customer Reviews	4.7 4.7 out of 5 stars (1,637)
Global Trade Identification Number	00046221190489
Input Voltage	120 volts
Item Dimensions D x W x H	10.28"D x 9.25"W x 6.06"H
Item Highlight	Charges 2 Batteries at Once, IP68 Waterproof, Overcharge Protection, Temperature Compensation, For Lead-Acid & Lithium
Item Type Name	NOCO Genius GENPRO10X2, 2-Bank, 20A (10A/Bank) Smart Marine Battery Charger, 12V Waterproof Onboard Boat Charger, Battery Maintainer and Desulfator for AGM, Lithium (LiFePO4) and Deep-Cycle Batteries
Manufacturer	NOCO
Mfr Part Number	GENPRO10X2
Model Number	GENPRO10X2
Number of Items	1
Number of Ports	2
Output Voltage	12 volts
Specification Met	CEC, FCC, UL
UPC	046221190489
Unit Count	1 Count
Warranty Description	3-Year Limited

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1737.61 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Tunisia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

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Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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