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Deal.ai › NOCO › 12 Volt Battery Chargers
NOCO
Noco Geniuspro50

Noco Geniuspro50

4.3(3 ratings)

Best price now

$818.95at eBayVerified

Compared across 5 stores. Prices are checked against each store and labelled with when.

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Our take on the Noco Geniuspro50

The NOCO GENIUSPRO50 is a 50-amp professional battery charger and power supply for 6V, 12V and 24V lead-acid and lithium-ion batteries. It charges banks up to 2,000Ah at 6V/12V and 1,000Ah at 24V, and doubles as a stable power supply for ECU flashing and diagnostics. Its best new price is $818.95 at eBay as of November 5, 2026, with 5 stores listing it new.

Best forAuto shops and dealershipsMarine and heavy-duty fleetsECU flashing and diagnostics workLarge battery banks and deep-cycle setups
Pros
  • 50A charging at 6V/12V, 25A at 24V
  • Handles batteries up to 2,000Ah
  • Dual-voltage power supply mode for ECU work
  • Recovers batteries down to 1V; Force Mode for 0V
  • Temperature sensor adjusts charge in heat and cold
  • Flexible silicone cables rated to -40°C
Cons
  • High price for a home garage
  • 750W draw needs a solid circuit
  • Bulky and heavy for portable use
  • Overkill for small starting batteries

Noco Geniuspro50 prices at every store

  • WalmartNew

    In stockSold by NOCOReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $899.95Free shippingVerified
    Visit store
  • 5150motorsport.comNew

    In stock

    $967.13Observed at 10:14 PM
    Visit store
  • euromotiv.comNew

    In stock

    $974.93+ $24.00 shippingObserved at 10:14 PM
    Visit store
  • eBayNew

    Availability unknownSold by batterytechllc (99% positive, 1,300 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $818.95Free shippingVerified
    Visit store
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $899.95Free shippingObserved at 10:14 PM
    Visit store
  • eBayOpen box

    Availability unknownSold by chrityr83 (100% positive, 17 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $850.00+ $112.07 shippingVerified
    Visit store

Noco Geniuspro50 price history

Lowest price we've seen: $899.95 on Nov 6 at Amazon. Tracked across 3 stores since Nov 6.

About the Noco Geniuspro50

The NOCO GENIUSPRO50 is our most powerful and advanced battery charger ever—engineered to deliver extreme performance for professionals who demand maximum speed, precision, and control. It delivers up to 50 amps of charging power for 6-volt and 12-volt systems and 25 amps for 24-volt systems, supporting all types of lead-acid and lithium-ion batteries, including flooded, gel, AGM, maintenance-free, and deep-cycle—up to 2,000 amp-hours for 6V and 12V, and up to 1,000 amp-hours for 24V. Designed for high-demand environments, it features ultra-flexible silicone cables rated to -40ºC, wrapped in abrasion-resistant braided nylon for unmatched durability. The GENIUSPRO50 also functions as a high-current, dual-voltage power supply—delivering 50 amps at 12 volts and 25 amps at 24 volts—with ultra-stable voltage for ECU flashing, diagnostics, and reprogramming without ripple, noise, or voltage spikes. An integrated thermal sensor actively adjusts charging based on ambient temperature, preventing overcharging in heat and undercharging in cold climates. It can recover deeply discharged batteries down to 1-volt or activate Force Mode for zero-volt charging, while advanced restoration modes repair battery damage caused by sulfation and acid stratification across all voltage settings. Whether you’re working in automotive, heavy-duty, marine, or industrial environments, the GENIUSPRO50 offers the ultimate in professional-grade charging and power delivery.

Specifications

Product Type
Battery Charger, Battery-desulfator, Power supply, Smart charger
Battery Capacity
Up to 2000Ah (6V and 12V), Up To 1000Ah (24V)
Compatible Vehicle Type
Marine, Automotive
Compatible Voltage
6V
Compatible Battery Type
AGM, Gel, Lead-Acid
Protection Features
Temperature compensation
Safety Certifications
FC, CE Certified, ETL
Output Amperage
50-amps (6-volt)
Output Voltage
6-volt
Reverse Polarity Protection
Yes
Spark Proof
Yes
Battery Indicator
Yes
USB Ports
No
Air Compressor
No
Built-In Light
No
Peak Current
1000A
Desulfation Mode
Yes
Power Amperage
50A
Power Wattage
750 W Max
Cable Gauge
5 AWG (dc cable)
Cable Length
6 Feet (1.8m) (ac cable)
Charging Method
Automatic
Charging Output Current
50-amps
Charging Output Voltage
6V

Questions and answers

Is the GENIUSPRO50 worth it over the GENIUSPRO25?
If you work on large banks or need 50A for fast charging and power supply duty, yes. For a single car battery, the 25A model covers most jobs for less.
Can it charge lithium-ion batteries?
Yes. It supports flooded, gel, AGM, maintenance-free, deep-cycle and lithium-ion batteries across 6V, 12V and 24V.
What is Force Mode for?
Force Mode lets you charge a battery at zero volts that a normal charger would reject. It is meant for recovery, not routine charging.
Can I use it as a power supply while flashing an ECU?
Yes. It supplies 50A at 12V or 25A at 24V with stable voltage, which NOCO says suits ECU flashing, diagnostics and reprogramming.
What is in the box?
The charger, AC and DC cables, and clamps. Check the listing for included accessories before buying.
When is it cheapest?
Watch for holiday sales and shop events. Its best new price was $818.95 at eBay as of November 5, 2026.
Where is the Noco Geniuspro50 cheapest?
At eBay, for $818.95, as of our latest check.
What do buyers say about the Noco Geniuspro50?
Rated 4.3 out of 5 from 3 ratings.
Where can I buy the Noco Geniuspro50?
5 stores we checked sell it, including 5150motorsport.com, euromotiv.com, Amazon, Walmart, eBay.

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