GENIUS2 by NOCO: 6/12V 2A charger and maintainer up to 40Ah

Twice the current of the GENIUS1 and an IP65 case: 2 A for 6 V and 12 V batteries up to 40 Ah, lead-acid or lithium with BMS.

2 A at 6 V and 12 V | Batteries up to 40 Ah | IP65 housing | 1.96 m DC cable | Force Mode from 0 V

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Frequently Asked Questions

Buying a battery on telebaterias.com has the following advantages:

  1. First of all, the price. Buying a battery online is much cheaper than buying a battery in a physical store, mainly thanks to our high sales volume.
  2. On the other hand, at telebaterias.com we have commercial agreements with the main battery manufacturers. Thanks to our high turnover, our products are stored for a few days at the factory and reach our customers in the best possible condition. Our batteries therefore have the most recent date of manufacture.
  3. Finally, thanks to our professional technical advice, you can change your battery yourself at the best price

To find out if a battery is suitable for my vehicle, the best thing to do is to contrast the characteristics of the battery we have installed with the one we are going to buy.

Battery technology.

First of all, we must check that the type of battery is compatible with the one we are going to buy. If the technology is special, it is usually indicated on the battery. Battery technology is especially relevant in vehicles equipped with a start-stop system.

Measurements.

It is very important that the battery enters the cabin prepared for installation. Keep in mind that the measurements of the batteries are the maximum measurements of the same with all its edges, with the height of the terminal, with the tab for fastening, etc ... Therefore, if you have the appropriate gap for the measurement battery, you will have no problem installing it. In many cases you will see that you have a larger gap to install a larger battery. In these cases, we recommend that you put the battery with the highest amperage that fits into the hole.

Arrangement of the terminals.

It is essential that the positive of the battery matches the location of the positive of the battery you have installed. The convention is to locate the positive being as close as possible to the terminals, since in some cases, the battery may have the terminals closest to the conductor and in other cases closer to the license plate.

However, if you look closely at the photo you can see if the positive of the battery matches the one you have.

In general, except for Asian, American or some off-road vehicles, it is normal for the positive to be on the right.

This is a general guide. However, if you have any questions, contact us and we will be happy to advise you on the most suitable battery for your vehicle.

GENIUS2 by NOCO: 6/12V 2A charger and maintainer up to 40Ah

What do I gain over the GENIUS1? Current and reach: 2 A instead of 1 A, and batteries up to 40 Ah instead of 30 Ah. The housing also steps up to IP65, with a 1.96 m DC cable.

Which batteries? 6 V or 12 V lead-acid (flooded, gel, MF, EFB, AGM, calcium) and 12 V lithium with a BMS, LiFePO4 included. Above 40 Ah it will not reach full charge, but it maintains them happily.

Connect it and forget it: it charges, maintains and desulphates on its own, stays connected 24/7 without overcharging and compensates for temperature. It detects batteries from 1 V, and Force Mode lets you start on a battery at 0 V.

Before you order, check

  • ›  Is your battery 6 V or 12 V? Those are the two voltages it handles.
  • ›  Check the Ah: full charge up to 40 Ah; for up to 120 Ah there is the GENIUS5.
  • ›  If it is lithium, it must be 12 V with a BMS.
  • ›  Allow time: a half-discharged 40 Ah battery needs around 15 h.
  • ›  If in doubt, call us and we will confirm the model before you order.

Features

  • ›  2 A charging current at 6 V and 12 V, 30 W maximum output.
  • ›  Full charge up to 40 Ah; maintains batteries of any size.
  • ›  12V, AGM, lithium, 6V and Force modes; no repair mode.
  • ›  Lead-acid (flooded, gel, MF, EFB, AGM, calcium) and 12 V lithium with BMS, LiFePO4 included.
  • ›  Pulse charging that counters sulphation and acid stratification.
  • ›  Permanent connection without overcharging, with last-mode memory.
  • ›  IP65 housing and a DC cable of about 1.96 m.
  • ›  Supplied with ring-terminal clamps and 2 self-tapping screws.

In the box

  • ›  GENIUS2 battery charger
  • ›  Battery clamps with integrated eyelet terminals
  • ›  2 self-tapping screws
  • ›  User guide and warranty

Technical data

Mains input voltage100-240 VAC, 50-60 Hz
Output power30 W max.
Charging current2 A (12 V) / 2 A (6 V)
Battery voltage6V and 12V
Battery chemistriesLead-acid (wet, gel, MF, calcium, EFB, AGM) and 12V lithium with BMS (incl. LiFePO4)
Battery capacityUp to 40 Ah; maintains all battery sizes
Charging modes12V, 12V AGM, 12V Lithium, 6V and Force
Low-voltage detection1 V (Force Mode: 0 V)
Back current drain< 0.5 mA
Operating temperature-20 °C to +40 °C
Storage temperature-30 °C to +60 °C
Housing protectionIP65
CoolingNatural convection
DC cable lengthapprox. 1.96 m
Approx. charging time (50% depth of discharge)20 Ah: 7.5 h · 40 Ah: 15 h · 100 Ah: 60 h
Dimensions (L x W x H)94 x 61 x 43 mm
Weight0.5 kg

  • Brand
  • Reference
    TB-NOCO-GENIUS2EU
  • EAN13
    1210000619259
  • MPN
    GENIUS2EU

noco-genius2eu-ficha-tecnica.pdf

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