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GENIUSPRO50 Smart Battery Charger 6V, 12V, 24V, 50A Maintainer & Desul

Sale price £899.95

Introducing the all-new GENIUSPRO50, a 6-volt,12-volt, and 24-volt fully-automatic professional smart charger, maintainer, power supply, and battery-desulfator with temperature compensation rated at 50-amps for all types of automotive, marine, and deep-cycle batteries.

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Prices Inc. VAT. Free next day delivery if ordered before 5pm (UK mainland). Details.
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About Us

McMartins: Powering Your Journey, Inside and Out

As a family-run business, we leverage a legacy of technical expertise that stretches back to 1972 to supply you with the best parts and accessories.

Our team have supplied garages and retailers across the UK - and now we’re bringing the same quality of products and expertise directly to motorists.

Family‑run, UK‑based specialists. Trusted by consumer and trade. Delivered to your door.

McMartins is a forward-thinking automotive parts and accessories retailer built on a foundation of technical expertise, quality products, and unwavering commitment to the customer. While our name is synonymous with battery excellence - the critical power source for every vehicle - we have grown to become a comprehensive partner for all your car care, maintenance, and enhancement needs.
We serve the everyday driver, the dedicated DIY mechanic, and professional repair shops alike, ensuring every vehicle gets the power and parts it needs to perform reliably.

 

Our Core Pillars: The McMartins Difference

Our business model is built on three essential pillars that guide every decision, from product selection to customer service:

1. Battery Mastery: The Heart of Our Business

  • Deep Expertise: Our initial focus and enduring strength is in power solutions. We stock a vast array of batteries for everything from standard combustion engines and high-demand modern vehicles to specialized batteries for motorcycles, boats, and electric vehicle (EV) auxiliary systems.

  • The Right Fit Guarantee: We utilize advanced fitment technology to ensure every customer is matched with the exact CCA, Group Size, and technology (Lead-Acid, AGM, EFB, Lithium) required by their specific vehicle.

  • Sustainability Focus: We are committed to responsible battery life cycle management, offering robust battery testing and free, ethical recycling services for old units.

 

2. Curated Quality Parts: Reliability First

  • Essential Maintenance: We supply the parts you need to keep your car safe and running smoothly, including:

    • Batteries: Traditional Led-Acid, Lithium and more.

    • Battery Chargers

    • Jump Starters

  • Vetted Suppliers: Unlike general retailers, we partner only with trusted, industry-certified manufacturers to guarantee the quality and durability of every component we sell.

 

3. Smart Accessories & Tools: Empowering the Driver

  • Modern Automotive Life: We stock a range of accessories that enhance both the driving experience and the garage workflow.

  • Product Categories Include: Battery chargers and jump starters, portable power packs, high-performance lighting, and premium diagnostic tools for the DIY market.

 

Our Customer Commitment: Service, Simplified

At McMartins, we understand that car maintenance can be confusing and intimidating. We strive to make the process as straightforward and stress-free as possible.

Commitment What It Means for You
Expert Advice Our staff is trained not just in sales, but in automotive diagnostics. We provide personalized, non-jargon advice to solve your problem quickly and correctly the first time.
Effortless Fitment Our systems confirm part compatibility before you buy, eliminating guesswork and costly returns.
True Value Pricing We offer competitive pricing on premium brands, ensuring you get the best combination of quality and affordability.

 


Looking Ahead: The Future of McMartins

The automotive landscape is constantly evolving, with new technologies like hybrid and electric vehicles becoming mainstream. McMartins is committed to staying ahead of this curve:

  • EV Ready: We are continually expanding our offerings to include auxiliary batteries for electric and hybrid vehicles, alongside advanced charging and monitoring accessories.

  • Digital Integration: We are investing in our online platform to provide hyper-accurate digital fitment tools, detailed instructional content, and seamless service.

  • Community Focus: We aim to be a resource for local mechanics and enthusiasts through workshops, trade programs, and local sponsorship.

 

McMartins is more than just a parts store - we are your partners in vehicle reliability and performance.

DELIVERY

Delivery Times

Monday-Friday: Next day delivery (same day dispatch) available on orders before 5:00pm (unless stated otherwise on checkout or product page). Automatically applies to most standard orders.
Pallets (heavy weight and multiple or bulk quantities), Bank holidays, seasonal holidays, and other exclusions apply. UK Mainland only. Some postcodes in remote or difficult to access areas may add additional transit/delivery times.

  • Next day delivery (if ordered before 5:00pm, unless stated otherwise).
  • Standard delivery: Usually 2–5 working days.
  • Pallet delivery: Usually 5-7 working days.

We’ll email you tracking details as soon as your order is on its way.

Delivery Costs
Free delivery on all standard orders. Pallet delivery calculated on checkout.

Missed Deliveries
If you miss your delivery, our courier will leave instructions for re-delivery or collection. Tracking information will also include details for re-scheduling or options for delivery.

Damaged in Transit
If your parcel arrives damaged, please contact us within 48 hours of receipt with photos so we can put it right quickly.

Click here to view our Delivery (Shipping) Policy

RETURNS

You have 60 days from receiving your order to let us know you’d like to return it.
Once you’ve let us know that you’d like to return your order (within the 60-day notice period), you’ll have another 15 days to send it back to us.
Unless your item is faulty or we’ve sent the wrong one, you’ll just need to cover the return postage.

Refunds

Refunds are made to your original payment method - usually within 5–10 working days. This varies depending on your chosen payment method (credit cards typically take longer to show the refund).

Click here to view our Returns, Refunds & Warranty Policy
SKU: 4204009 Barcode: 1210000619525
Brand: NOCO

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    Description
    Voltage: 6v/12v/24v

    NOCO GENIUSPRO50 50-Amp Smart Battery Charger

    Battery Maintainer + Battery Desulfator
    Introducing the all-new GENIUSPRO50, a 6-volt,12-volt, and 24-volt fully-automatic professional smart charger, maintainer, power supply, and battery-desulfator with temperature compensation rated at 50-amps for all types of automotive, marine, and deep-cycle batteries.

    BETTER performance. 194% MORE POWER.
    The all-new GENIUSPRO50 - Similar to our G26000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds. Our most powerful, efficient, and compact charger yet.
    Improved Start Voltage Sensor. All-New Force Mode.

    CHARGE DEAD BATTERIES.
    The all-new start-voltage sensor allows the GENIUS to detect and charge dead batteries as low as 1-volt. For extremely dead batteries lower than 1-volt, manually turn on force mode to detect and charge batteries all the way down to zero volts.

    Multi-Voltage. Multi-Chemistry. Multi-Battery Type.
    DO MORE WITH ONE CHARGER.
    A multi-functional design that allows you to charge in more ways. Effortlessly charge multiple battery voltages (6-Volt, 12-volt, and 24-volt) for lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion.
    More Precise Charging in Any Climate.

    THERMAL COMPENSATION.
    The new integrated thermal sensor automatically monitors and adjusts the charging cycle based on fluctuations of ambient temperature, limiting the chance of under-charging or over-charging, providing a more accurate and fully charged battery. Avoids under-charging in cold weather down to -4 F and avoids over-charging in hot weather up to 122 F.

    Auto Detection. Auto Repair. Improved Performance.
    BRING BATTERIES BACK TO LIFE.
    The all-new GENIUS automatically detects sulfation/acid stratification. If any is found, the GENIUS will automatically repair and reverse the damage done to the battery, extending the usable life and increasing performance for stronger engine starts. Plus, cutting-edge battery repair modes for 6-volt, 12-volt, and 24-volt batteries.
    Progressive Power Supply. Uninterrupted Power.

    DUAL-VOLTAGE POWER SUPPLY.
    A dual-voltage power supply - 12-volt (25-amp) and 24-volt (12.5-amp) - to maintain constant power delivery without unwanted ripple, noise, and transient spikes during ECU flashing, reprogramming, and diagnostic testing.

    DOWNRATE POWER TO 10-AMPS. SAFELY MAINTAIN ANY SIZE.
    The GeniusPRO50 is equipped with a reduced charge current mode that allows the unit to operate at 10A for optimized charging of smaller batteries or continual maintenance.
    Year-Round Charging. Zero Overcharge. Auto Memory.

    YEAR-ROUND CHARGING. ZERO OVERCHARGE. AUTO MEMORY. COMPLETELY AUTOMATIC.
    Finally a charger from start to finish that's completely automatic. No special modes, no technical knowledge required. Genius will safely charge any battery. Detect damaged batteries and intuitively repair them. And actively monitor for long-term battery maintenance and extend battery life. This system allows for continuous operation without user intervention, and zero risk of overcharging your battery.

    Uncompromising Functionality. Absolute Performance.
    Designed for pros who need absolute performance and uncompromising functionality. Featuring ultra-flexible silicone cabling - down to -40ºC - with protective nylon braided shielding for maximum protection against abrasion and a heavy duty replaceable fuse - 60 Amp ANL Fuse - for maximum safety and performance.
    Improved Clamping Range. Improved Clamping Force.

    Improved Clamping Range. Improved Clamping Force. REDESIGNED CLAMPS.
    Genius clamps are built with needle-nose profiles for smaller terminal applications and detachable integrated eyelets for permanent mounting the accessory to battery. Designed to fit battery terminals of any shape and size. Engineered for improved clamping range, clamping force, and higher conductivity.
    More Precise Charging in Any Climate.

    GENIUSPRO50

    Tech Specs
    What's In The Box

    • GENIUSPRO50 Battery Charger
    • (1) Genius PRO Clamps w/ Integrated Eyelets
    • (1) 10' Extension Cord
    • (1) EVA Case
    • (2) Self-Tapping Screws
    • Type A, C, G, and I Power Cables
    • User Guide & Warranty Information
    • Operating Requirements

    Technical Specifications

    • Line Voltage: 100V to 240V AC
    • Frequency: 50Hz to 60Hz
    • Operating Temperature: -4 to 122F(-20 to 60C)
    • Storage Temperature: -22 to 140F(-30 to 60C)
    • Relative Humidity:
    • Charging Current: 50 Amps (6V, 12V), 25 Amps (24V) DC
    • Voltages:
      6 Volts
      12 Volts
      24 Volts
    • Chemistry: Lead-Acid and Lithium
    • Types:
      AGM
      CA
      EFB
      Gel
      Lithium
      MF
      Wet
    • Capacity Range: (6V, 12V) Up to 2,000 Amp-Hours, (24V) Up to 1,000 Amp-Hours
    • Maintenance: All Battery Sizes
    • Power Consumption: 750 Watts (Max)
    • Safety
      Short-Circuit: Yes
      Open-Circuit: Yes
      Overheating: Yes
      Overcharge: Yes
      Spark-Proof: Yes
      Reverse Polarity: Yes
    • Product Size
      Height: 6.89in (175mm)
      Width: 12.44in (316mm)
      Depth: 3.58in (91mm)
      Weight: 5lb (2.27kg)
    • Cable Management
      DC Cable + Clamp Length: 64.8in (160cm)
      DC Cable Size: 5 AWG
    • DC Fuse Size: 60 Amp ANL Fuse
    • AC Cable Length: 72in (180cm)
    • AC Cable Size: 16
    • Oil, gas, grease, water, chemical, UV, abrasion resistant
      IP Rating: IP20
    • Limited Warranty: 3-Year Limited Manufacturers Warranty
    Manuals, Datasheets & Other Downloads

    About NOCO

    Why choose NOCO?

    Innovating Since 1914

    Established in 1914, NOCO designs and creates premium consumer battery chargers, jump starters, air inflators, and batteries, as well as a wide range of accessories. Through these world-class offerings, NOCO has effectively set the new standard in design, performance, and safety and has introduced an entirely new generation of products.

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