NOCO GBC003 Boost HD Precision Battery Clamps

Sale price £32.95

Heavy-duty battery clamps designed for both 12-volt gas and diesel engines. Compatible with GB20, GB40, GB50 and GBX45 NOCO Boost UltraSafe Lithium Jump Starters.

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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). 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.

  • 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 15 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 15-day cancellation 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
NOCO GBC003 Boost HD Precision Battery Clamps
NOCO GBC003 Boost HD Precision Battery Clamps
Sale price£32.95
SKU: 4204028
Brand: NOCO

Our Top Pick/Upgrade Options

    NOCO GBC003 Boost HD Precision Battery Clamps

    NOCO GBC003 Boost HD Precision Battery Clamps

    £32.95
    Description

    HD Precision Boost Battery Clamps

    NOCO GBC003 Boost HD Precision Battery Clamps are a heavy-duty clamp made for 12-volt petrol and diesel engines. The HD Precision Clamps feature a needle-nose clamp profile. Designed to fit any shape or size battery terminal, from small battery terminals in tight places, top and side post batteries, through large battery terminal sizes. The robust and rugged clamp springs provide maximum current flow with minimal power loss. The Boost HD Precision accessory is no-melt and smoke-free, has a high current transferability, and is reinforced with all metal construction.

    HD PRECISION BOOST BATTERY CLAMPS. MADE FOR BOOST.
    Heavy-duty battery clamps designed for both 12-volt gas and diesel engines. Compatible with GB20, GB40, GB50 and GBX45 NOCO Boost UltraSafe Lithium Jump Starters.

    WIDE CLAMPING RANGE. ATTACH EASILY.
    The HD Precision Battery Clamps feature a needle-nose clamp profile, designed to fit battery terminals of most shapes and sizes.
    Fits a variety of terminals.
    Designed to fit most battery terminals, the GBC003 can fit small battery terminals with limited space, top and side-post batteries, all the way through large batteries with oversized terminals.

    NEEDLE-NOSE CLAMP PROFILE. IMPROVED DESIGN.
    Besides fitting most battery terminals, the HD Precision Clamps were engineered for improved clamping range with optimal clamping force.
    40% Wider.
    HD Precision Clamps vs. Previous HD Clamps.

    A FRACTION OF THE SIZE. BETTER PERFORMANCE.
    Optimized to fit a wider range of applications more securely, to maximize conductivity during jump starts.

    HEAVY-DUTY. FOR EXTREME ENVIRONMENTS.
    The GBC003 accessory is no-melt and smoke-free, has a high transferability and is reinforced with all metal construction. It is made from durable, heat stabilized 8 AWG silicone wire that maintains its flexibility in cold weather environments

    JUMP START WITH BOOST. PLUG & PLAY.
    Attach HD Precision clamps to battery terminals and Boost Connector to GB20, GB40, GB50 or GBX45 to jump start your battery.

    REACH & CONNECT.
    12-inches of cable length to reach and connect to most battery applications, while balancing performance and current delivery.

    Compatible With

    • GB20
    • GB40
    • GB50
    • GBX45
    Technical Information
    • Boost HD Precision Battery Clamps
    • Input
    • Boost Female Connector
    • Output
    • HD Precision Clamps
    • Length: 12in (30.5cm)
    • Overall Length: 23in (58.4cm)
    • Wire Size: 8 AWG
    • Product Weight: 0.8lbs (0.49kg)
    • Warranty: 1-Year Limited
    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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