NOCO Boost GB20 (Sport) - 12v 500A Jump Starter
-7%

NOCO Boost Sport GB20 - 12v 500A Jump Starter

Regular price £89.95 Sale price £83.95
Prices Inc. VAT. Free UK Standard Delivery.

The GB20 is a portable lithium-ion battery jump starter pack that delivers 500-amps for jump starting a flat battery in seconds. It features a patented safety technology that provides spark-proof connections and reverse polarity protection making safe and easy for anyone to use. It's a powerful battery booster that doubles as a portable power source for recharging USB devices, like a smartphone, tablet and more. Designed for a car, boat, motorcycle, RV and more with gas engines up to 4 liters.

In stock
Order in the next to get it between and
Add to Wishlist
Add to Compare

Also Accepted Payment Methods

About Us

McMartins: Powering Your Journey, Inside and Out

Supplying automotive batteries with industry experience since 1971.
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 3:00pm. 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.

  • 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 14 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 14-day cancellation period), you’ll have another 14 days to send it back to us.

Refunds

Refunds are made to your original payment method - usually within 5–10 working days.

Click here to view our Returns, Refunds & Warranty Policy
NOCO Boost GB20 (Sport) - 12v 500A Jump Starter
Boost Sport GB20 - 12v 500A Jump Starter
Regular price £89.95 Sale price£83.95
Barcode: 1210000615015
Brand: NOCO

Related Extras

NOCO Boost GB20 (Sport) - 12v 500A Jump Starter

Boost Sport GB20 - 12v 500A Jump Starter

£83.95
Description
Voltage: 12v | Capacity (Ah): 500

500 Amp UltraSafe Lithium Jump Starter

The GB20 is a portable lithium-ion battery jump starter pack that delivers 500-amps for jump starting a dead battery in seconds. It features a patented safety technology that provides spark-proof connections and reverse polarity protection making safe and easy for anyone to use. It's a powerful battery booster that doubles as a portable power source for recharging USB devices, like a smartphone, tablet and more. Designed for a car, boat, motorcycle, RV and more with gas engines up to 4 litres.

  • Compact, yet powerful lithium jump starter rated at 500 amps up to 20 jump starts on a single charge.
  • An ultra-safe and mistake-proof design with spark-proof technology and reverse polarity protection, which allows it to safely connect to any battery.
  • An ultra-bright 100 lumen LED flashlight with 7 light modes including SOS and emergency strobe.
  • Recharge your personal devices on the go, like smartphones, tablets, e-watches and more - up to 4 smartphone recharges.
  • Designed for gas engines up to 4 litres such as ATVs, motorcycles, cars, lawn equipment, and more.
  • New Accessory: Includes Precision Boost Battery Clamps designed to easily connect to any 12V lead-acid battery
Technical Information
  • Starting Current:500 Amps (Peak)
  • Battery Types:12 Volt Lead-Acid Batteries
  • Internal Battery:24 Watt-Hour Lithium-Ion
  • USB Input:USB-C: 5 Volts 2.1 Amps Max
  • USB Output:5 Volts 2.1 Amps Max
  • Gas Engine Rating:Up to 4.0 Liters
  • Diesel Engine Rating:Not Recommended
  • LED Flashlight:100 Lumens
  • Product Size
  • Height:3.16in (80.3mm)
  • Width:7.72in (196mm)
  • Depth:1.71in (43.5mm)
  • IP Rating:IP Rating: IP65
  • Limited Warranty:1 Year Hassle-Free Warranty
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.

You may also like

Recently viewed products