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
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 voltage | 100-240 VAC, 50-60 Hz |
|---|---|
| Output power | 30 W max. |
| Charging current | 2 A (12 V) / 2 A (6 V) |
| Battery voltage | 6V and 12V |
| Battery chemistries | Lead-acid (wet, gel, MF, calcium, EFB, AGM) and 12V lithium with BMS (incl. LiFePO4) |
| Battery capacity | Up to 40 Ah; maintains all battery sizes |
| Charging modes | 12V, 12V AGM, 12V Lithium, 6V and Force |
| Low-voltage detection | 1 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 protection | IP65 |
| Cooling | Natural convection |
| DC cable length | approx. 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 |
| Weight | 0.5 kg |
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Brand
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ReferenceTB-NOCO-GENIUS2EU
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EAN131210000619259
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MPNGENIUS2EU