Is axtra 3.6-amp battery charger maintainer better than noco 2-amp charger?

AXTRA car battery charger is more adequate in term of quality and features than Noco Genius 2 charger. Highly recommend AXTRA battery charger: www.amazon.com/AXTRA-Fully-Automatic-Maintainer-Motorcycle-Tractors/dp/B08T7V4VQC I am an auto mechanic for 23 years. I have been testing these two chargers for about 8 months so far. AXTRA battery charger has 3.6 amp and 0.9 amp for small, medium, large size cars and trucks. NOCO has 2 amp only. AXTRA is more adequate to trickle charge motorcycle, lawn mower and ATV.

How does noco 2-amp battery charger compare to axtra 3.6-amp battery charger?

The NOCO GENIUS2 is a 2-amp battery charger that can be used for a wide variety of batteries (including 12-volt lithium, and 6-volt lead-acid). It automatically maintains the battery once full, and can help recover sulfated and stratified batteries.

How long is the wires? if the wires is too short, can i use axtra 8-outlet power strip as an extension?

The A/C and D/C cables are 6-feet. You can plug the charger into a power strip, or use an 18-gauge A/C extension cord for distances up to 100-feet.

What is the difference between noco genius2 and noco genius2d (with d) ?

The GENIUS2D is an onboard battery charger/maintainer model for 12V lead-acid/AGM batteries. The GENIUS2 is a multi-purpose battery charger/maintainer model for a wider variety of applications, including 12V lithium and 6V lead-acid/AGM.

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GENIUS2 2A 6/12V Smart Battery Charger, Trickle Charger & Maintainer | Overcharge Protection, Desulfator, Temperature Compensation, Force Mode, For Lead-Acid (Wet, Gel, AGM) & Lithium (LiFePO4)

Product ID: 168875225

Details

Brand
NOCO
Color
Black
Item Weight
1.2 pounds
Output Voltage
12 volts
Product Dimensions
3.43"D x x

⚡2A charging power

🔋Supports 6V & 12V lead-acid & lithium

🌡️Temperature compensation tech

HK$771

Duties & taxes included

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Description

🔌 Charge Ahead: The Genius2 Keeps Your Power Ready, Always.

FORCE MODE REVIVAL - Resurrect dead batteries down to zero volts with manual override charging.
MAINTENANCE MASTERY - Automatic 24-hour reconditioning with zero overcharge risk—set it and forget it.
POWER PACKED COMPACT - 30% more power in a 140% smaller design—charge smarter, not bulkier.
ALL BATTERY COMPATIBILITY - Seamlessly charges lead-acid (AGM, gel, flooded) & lithium (LiFePO4) batteries up to 40Ah.
CLIMATE ADAPTIVE CHARGING - Dynamic temperature compensation ensures perfect charge in any environment.

The NOCO GENIUS2 is a cutting-edge 2A smart battery charger and maintainer designed for 6V and 12V lead-acid and lithium batteries. It features advanced temperature compensation, Force Mode for charging dead batteries, and precision pulse technology to restore battery health. Compact yet powerful, it supports a wide range of vehicles and offers safe, automatic long-term maintenance with overcharge protection, all backed by a 3-year warranty.

Specifications

ASIN	B07W6B987F
Amperage	2
Battery Charge Time	1E+1 hours
Best Sellers Rank	#493 in Automotive ( See Top 100 in Automotive ) #6 in Battery Chargers
Brand	NOCO
Built-In Media	(2) Black Truss-Head Screws, 3-Year Limited Warranty, Battery Charger Mounting Bracket With Velcro Strap, Battery Charger User Guide, GENIUS2 2A Smart Battery Charger and Battery Maintainer, Needle-Nose Battery Clamps With Integrated Eyelet Terminals
Color	Black
Compatible Devices	Cars, Boats, Motorcycles, ATVs, RVs, Trucks, SUVs, Scooters, Lawn Mowers, Tractors and More
Connector Type Used on Cable	Battery Clamps and Eyelet Terminals
Current Rating	2 A
Customer Reviews	4.6 4.6 out of 5 stars (18,785)
Global Trade Identification Number	00046221190038
Input Voltage	12 volts
Item Dimensions D x W x H	3.43"D x 4.25"W x 6.97"H
Item Type Name	NOCO GENIUS2, 2A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Motorcycle, ATV, Lithium and Deep Cycle Batteries
Item Weight	1.2 pounds
Manufacturer	NOCO
Mfr Part Number	GENIUS2
Model Number	GENIUS2
Number of Ports	1
Output Voltage	12 volts
UPC	046221190038
Unit Count	1 Count
Warranty Description	3 Year Limited

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