--- product_id: 222204698 title: "GENIUS2X4: 8A 4-Bank Smart Battery Charger (2A/Bank) - 6V/12V Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Protection & Temperature Compensation – For Lead-Acid & Lithium" brand: "noco" price: "¥80667" currency: JPY in_stock: true category: "Noco" url: https://www.desertcart.jp/products/222204698-genius2x4-8a-4-bank-smart-battery-charger-2a-bank-6v store_origin: JP region: Japan --- # 8A total output power 4 simultaneous battery ports Temperature-compensated charging GENIUS2X4: 8A 4-Bank Smart Battery Charger (2A/Bank) - 6V/12V Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Protection & Temperature Compensation – For Lead-Acid & Lithium **Brand:** noco **Price:** ¥80667 **Availability:** ✅ In Stock ## Summary > 🔌 Power up smarter, not harder — the GENIUS2X4 keeps you charged and ahead. ## Quick Answers - **What is this?** GENIUS2X4: 8A 4-Bank Smart Battery Charger (2A/Bank) - 6V/12V Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Protection & Temperature Compensation – For Lead-Acid & Lithium by noco - **How much does it cost?** ¥80667 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/222204698-genius2x4-8a-4-bank-smart-battery-charger-2a-bank-6v) ## Best For - noco enthusiasts ## Why This Product - Trusted noco brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Thermal Sensor:** Adaptive charging that protects batteries from overheat or undercharge, extending lifespan. - • **Revive Dead Batteries:** Force Mode charges batteries down to 0V, rescuing even the most neglected power sources. - • **All-in-One Battery Care:** Charger, maintainer, trickle charger, and desulfator combined for ultimate battery health. - • **Universal Compatibility:** Supports 6V & 12V lead-acid and lithium batteries across cars, bikes, boats, and more. - • **Charge 4 Batteries at Once:** Maximize efficiency with 4-bank simultaneous charging—no more waiting in line. ## Overview The NOCO GENIUS2X4 is a cutting-edge 8A smart battery charger with 4 independent charging banks, designed for 6V and 12V lead-acid and lithium batteries. Featuring temperature compensation, overcharge protection, and a desulfation mode, it simultaneously charges and maintains multiple batteries safely and efficiently. Ideal for professionals managing diverse vehicles and equipment, it revives dead batteries and ensures optimal battery health with minimal oversight. ## Description This smart charger simultaneously charges up to 4 batteries, automatically adjusting voltage and current to optimize performance and prevent overcharging. ## Features - MEET THE GENIUS2X4 — A four-bank battery charger for charging multiple batteries simultaneously. It's the all-in-one charging solution - battery charger, battery maintainer, trickle charger, plus desulfator - for four batteries. - DO MORE WITH GENIUS — Designed for 6-volt and 12-volt lead-acid (AGM, EFB, Gel, SLA, VRLA, Start-Stop) and lithium-ion (LiFePO4) batteries, including flooded, maintenance-free, deep-cycle, marine and powersport batteries. - ENJOY PRECISION CHARGING — An integrated thermal sensor dynamically adjusts the charge based on ambient temperature, preventing overcharging in hot weather and undercharging in cold, ensuring optimal battery performance. - CHARGE FLAT BATTERIES — Charge batteries from as low as 1 volt, or use Force Mode to manually charge completely dead batteries down to zero volts. Perfect for recovering deeply discharged or neglected batteries. - BEYOND MAINTENANCE — Keep your battery fully charged without worrying about overcharging. Our smart charger constantly monitors the battery, allowing you to leave it connected safely - indefinitely - for worry-free maintenance. - RESTORE YOUR BATTERY — Precision pulse charging automatically detects and reverses battery sulfation and acid stratification, restoring your battery's health for improved performance and extended lifespan. - COMPATIBLE — Charges and maintains all types of vehicles, including cars, motorbikes, motorcycles, scooters, mopeds, lawnmowers, ATVs, quads, tractors, trucks, caravans, campervans, motorhomes, vans, boats, leisure, and more. - WHAT'S IN THE BOX — Includes a 8A four-bank charger, (4) 75-inch AC cables, (4) 21-inch battery clamps, and integrated eyelet terminals, (4) 10-foot DC extension cables, and a 3-year warranty. Proudly designed in the USA. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08FYS6CL8 | | Amperage | 8 | | Battery Charge Time | 1 Hours | | Best Sellers Rank | 10,819 in Automotive ( See Top 100 in Automotive ) 12 in Motorbike Battery Chargers 80 in Car Battery Charging Units | | Box Contents | (4) Charging Extension Cables, (4) Needle-Nose Battery Clamps With Integrated Eyelet Terminals, Battery Charger User Guide, GENIUS2X4 8A 4-Bank Smart Battery Charger and Battery Maintainer (120-220 VAC), Type-A, Type-C, Type-G and Type-I AC Cables | | Brand Name | NOCO | | Colour | Black | | Compatible Devices | Cars, Motorcycles, Boats, ATV, RVS, Lawnmowers, Trucks and other devices with 6V or 12V Lead-Acid or Li-Ion Batteries | | Connector Types | USB | | Country of Origin | China | | Current Rating | 8 Amps | | Customer Reviews | 4.7 4.7 out of 5 stars (1,755) | | EU Spare Part Availability Duration | 2 Years | | Global Trade Identification Number | 00046221190434, 01210000619433 | | Input Voltage | 240 Volts | | Item Dimensions D x W x H | 14.5D x 25.1W x 27.4H centimetres | | Item Type Name | NOCO GENIUS2X4, 4-Bank, 8A (2A/Bank) Smart Car Charger, 6V and 12V Heavy-Duty Battery Charger Maintainer, Trickle Charger and Desulfator for AGM, Leisure, Lithium, Motorbike and Caravan Batteries | | Item Weight | 7.78 Pounds | | Manufacturer | NOCO | | Manufacturer Part Number | GENIUS2X4 | | Model Number | GENIUS2X4 | | Number of Items | 1 | | Number of Packs | 1 | | Number of Ports | 4 | | Output Voltage | 12 Volts | | UPC | 046221190434 | | Unit Count | 1.0 count | ## Product Details - **Brand:** NOCO - **Colour:** Black - **Item weight:** 7.78 Pounds - **Output voltage:** 12 Volts - **Product dimensions:** 14.5D x 25.1W x 27.4H centimetres ## Images ![GENIUS2X4: 8A 4-Bank Smart Battery Charger (2A/Bank) - 6V/12V Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Protection & Temperature Compensation – For Lead-Acid & Lithium - Image 1](https://m.media-amazon.com/images/I/81rPz2CWlaL.jpg) ## Questions & Answers **Q: Can this charge 80ah (Amp Hours or Capacity) batteries?** A: Yes, but it will be an extended charge time if the battery is completely dead. For example, the GENIUS2X4 would take roughly 30-hours to recharge a dead 80 amp-hour battery. For comparison, the GENIUS5 would be 12-hours and the GENIUS10 would be 6-hours. **Q: Can it charge 7ah battery ?** A: I would say yes, i charge 3 x 12v motorcycles each between 12ah and 14ah and 1x 6v **Q: Can this charge a 100Ah and a 100Ah 12v batteries ? . If the answer is yes , can they be charged at the same time or do they need to be changed sepa** A: Yes, the GENIUS2X4 can charge two 12V 100 Ah batteries at the same time. **Q: Can this charge a electric skateboard I need something to trickle charge?** A: It depends on the voltage and type of the battery pack in the skateboard. This charger can charge 6v and 12v lead acid, 12v agm and 12v lithium battery's. If its not one of those the using it will be dangerous ## Frequently Bought Together - NOCO GENIUS2X4: 8A 4-Bank Smart Battery Charger (2A/Bank) - 6V/12V Automatic Maintainer, Trickle Charger & Desulfator with Overcharge Protection & Temperature Compensation – For Lead-Acid & Lithium - NOCO GC004 X-Connect 10-Foot Extension Cable Accessory Genius Smart Battery Chargers - NOCO GC009 X-Connect SAE Adapter Accessory Genius Smart Battery Chargers --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/222204698-genius2x4-8a-4-bank-smart-battery-charger-2a-bank-6v](https://www.desertcart.jp/products/222204698-genius2x4-8a-4-bank-smart-battery-charger-2a-bank-6v) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-11*