NOCO Boost Plus GB40 1000A UltraSafe Car Battery Jump Starter Review

NOCO Boost Plus GB40 1000A UltraSafe Car Battery Jump Starter emerges as a game-changer for vehicle owners. With its compact design and powerful capabilities, this portable device ensures that you’re always prepared for unexpected battery challenges. In this article, we will delve into the features, advantages, disadvantages, and real-world experiences of using the NOCO GB40 jump starter, shedding light on how it can be your reliable companion on the road.

The NOCO GB40: Compact Powerhouse

The NOCO GB40 is a lithium-ion car battery charger jump starter designed for 12-volt batteries. Its compact and lightweight form factor (measuring 4.61 inches in length, 8.19 inches in width, and 4.21 inches in height, and weighing just 2.4 pounds) belies its impressive power. Let’s explore its features in detail.

Key Features and Specifications

  • Impressive Amperage: The NOCO GB40 boasts a formidable 1000 Amp starting current, making it capable of jump-starting a wide range of vehicles, from cars and trucks to boats and motorcycles.
  • Lithium Battery Technology: The advanced lithium battery technology ensures consistent and reliable performance.
  • Safety First: Safety features include spark-proof technology and reverse polarity protection, providing peace of mind during the jump-starting process.
  • Exceptional Battery Life: With a single charge, the NOCO GB40 can deliver multiple jump starts, ensuring you’re never caught off guard by a dead battery. This extended battery capacity adds convenience and reliability to your daily commutes and road trips.
  • Multi-Functional: Beyond jump-starting, this device serves as a portable power bank, equipped with USB ports for charging smartphones, tablets, and other USB-powered devices. It also features a built-in LED flashlight with multiple lighting modes, ensuring visibility during emergencies or in low-light conditions.
  • Durable Design: The NOCO GB40 is built to withstand demanding situations, featuring a rugged and water-resistant enclosure rated at IP65. A rubberized over-molded casing prevents scratching or marring of surfaces.

Now, let’s take a closer look at the benefits and drawbacks of the NOCO GB40.

Pros of the NOCO GB40

  1. Outstanding Starting Current: The 1000 Amp starting current is more than sufficient for jump-starting a variety of vehicles, making it a versatile tool for both personal and professional use.
  2. Impressive Battery Life: With the ability to perform multiple jump starts on a single charge, the NOCO GB40 ensures you’re always ready to tackle unexpected battery issues without the need for frequent recharging.
  3. Versatile Power Bank: The built-in USB ports turn the NOCO GB40 into a convenient power bank for charging your smartphones, tablets, and other USB devices, keeping you connected while on the go.
  4. Emergency Illumination: The integrated LED flashlight with multiple lighting modes adds an extra layer of safety during roadside emergencies, ensuring you’re visible to others and can assess the situation effectively.
  5. Compact and Portable: Its compact design and lightweight construction make it easy to carry and store in your vehicle, without taking up much space.

Cons of the NOCO GB40

  • Limited Compatibility: While the NOCO GB40 is a reliable performer for most vehicles, it may not be suitable for larger vehicles with high-displacement engines or diesel engines. Before use, it’s advisable to check your vehicle’s specifications and ensure compatibility.

Real-World Experiences

Now, let’s explore some real-world experiences shared by individuals who have used the NOCO GB40 jump starter.

1. A Lifesaver in Times of Need

One user praised the NOCO GB40 as a true lifesaver. They highlighted its effectiveness in jump-starting a completely drained car battery, a situation where many other jump starters might fail. The key takeaway from their experience was the importance of disabling the reverse polarity protection before attaching the clamps to the battery terminals. Once this crucial step was understood, the jump starter performed flawlessly and revived their vehicle, eliminating the need to call for professional assistance.

2. Compact Power for Daily Challenges

Another user emphasized the convenience of having the NOCO GB40 on hand for daily challenges. Their Subaru Outback had a notorious battery issue, causing frequent drains when using interior lights during packing or unpacking. The NOCO GB40 provided an easy and efficient solution, allowing them to jump-start the car without relying on neighbors or AAA. They also appreciated the added functionality of charging devices, making it a versatile tool for both automotive and general use.

3. Peace of Mind on the Road

A third user shared their experience of using the NOCO GB40 during a dead battery incident at a gas station. They highlighted the device’s ease of use, as they were able to jump-start their car independently and drive away without needing assistance or towing. This experience brought them immense relief, emphasizing the value of having the NOCO GB40 as a companion on their journeys.


In conclusion, the NOCO Boost Plus GB40 1000A UltraSafe Car Battery Jump Starter is a remarkable tool for vehicle owners. Its compact size, impressive starting current, and versatile features make it a valuable addition to any vehicle’s emergency kit. While it may have limitations in terms of compatibility with larger vehicles, its ability to revive dead batteries, serve as a power bank, and provide emergency illumination more than compensate for this drawback.

For those looking to enhance their preparedness on the road and gain peace of mind in the face of unexpected battery challenges, the NOCO GB40 is a reliable and portable solution. Its compact design, extended battery life, and user-friendly operation make it a standout product in the world of car battery jump starters. So, unleash the power and reliability of the NOCO GB40, and ensure you’re always ready to tackle the twists and turns of your journeys with confidence.

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