Victron Blue Smart IP65 12/10
#6 in Over 5 AFull review
A waterproof, app connected charger for RV and boat owners with lead acid or lithium house batteries up to about 100 Ah.
NAZ Solar Electric $152.15$152.15
3.5/5
A strong pick for anyone charging car, truck, boat or RV batteries regularly: fast, full featured and still able to maintain a battery for months.
- 10 ACharge current
- 6/12 VVoltage
- YesLithium mode
- 3 yearsWarranty
Check price at Amazon$99.87
Price checked October 31, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Refills a flat car or truck battery in hours rather than overnight
- Supply mode keeps a car’s settings alive while the battery is swapped
- Repair, lithium and AGM modes in one IP65 box
- Rated for batteries up to 230 Ah, enough for RV and marine deep cycle banks
Cons
- Three year warranty is shorter than rivals in this price range
- Heavier and bulkier than a maintainer to leave clipped on a motorcycle
The NOCO GENIUS family
Every NOCO GENIUS model we rank, smallest first. Ratings compare each against its own current.
| Model | Charge current | Rating | Price |
|---|---|---|---|
| NOCO GENIUS1 | 1 A | 2.9/5 | $29.95 |
| NOCO GENIUS2 | 2 A | 3.2/5 | $49.95 |
| NOCO GENIUS5 | 5 A | 4.1/5 | $69.95 |
| NOCO GENIUS10 (this one) | 10 A | 3.5/5 | $99.87 |
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its current. How we rank explains each one.
Independent measurements
Charge current and charge time measured by independent testers.
| Tested by | Current | Charge time | Conditions |
|---|---|---|---|
| Budget Light Forum (HKJ) | 10 A | - | Reviewer measured “basically 10A” of charge current on his sample; battery size and state of charge not stated. |
Specifications
| Model number | GENIUS10 |
|---|---|
| Charging | |
| Charge current | 10 A |
| Voltage | 6/12 V |
| Largest battery | 230 Ah |
| Lithium mode | Yes |
| AGM mode | Yes |
| Temperature compensation | Yes |
| Repair mode | Yes |
| Power supply mode | Yes |
| Build | |
| Ingress rating | IP65 |
| Weight | 3.3 lb |
| Warranty | 3 years |
| Released | 2019-11-08 |
Alternatives in this current
NOCO GENIUSPRO25
#7 in Over 5 AFull review
A professional bench charger and power supply for shops and fleet owners working on 12 V and 24 V vehicles. Home users get most of the benefit from a GENIUS10 for a fraction of the price.
Battery Mart $599.95$599.95
Schumacher Rugged SC1684
#9 in Over 5 AFull review
A weatherproof 10 A charger for home mechanics with lead acid or lithium batteries who want a power supply mode for battery swaps.
Amazon $80.99$80.99
Compare
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