The NOCO Boost Plus GB40 is a compact, powerful jump starter for 12V batteries. It offers a safe and easy way to start gasoline and diesel engines quickly.
This device provides 1000 amps of peak current, making it suitable for engines up to 6. 0 liters gas or 3. 0 liters diesel. It also works as a portable power bank, allowing you to charge phones and other devices on the go.
The NOCO Boost Plus GB40 includes jumper cables and uses lithium battery technology for reliable performance. Its small size fits easily in a car or backpack. The unit features safety features to protect users from sparks and reverse polarity. This review will help you understand its key features, benefits, and how it compares to other NOCO jump starters.
Noco Boost Gb40

The NOCO Boost GB40 is ideal for vehicle owners who want a reliable and compact solution to jump-start their car without relying on roadside assistance. Perfect for those with 12V vehicles, especially cars with up to 6.0L gas and 3.0L diesel engines, this device is suited for drivers who value safety, portability, and multifunctionality in emergency situations.
Pros:
- Provides a powerful 1000A jump start for various engine sizes
- Compact and lightweight design for easy storage and portability
- Includes built-in power bank capabilities to charge electronic devices
- UltraSafe technology prevents sparks, reverse polarity, and overcharging
- Durable build with a sleek gray finish
- Comes with jumper cables and a protective case for convenience
Cons:
- Limited to 12V vehicles and may not work for larger engines
- Battery capacity may require recharging after multiple uses
- Premium price point compared to basic jump starters
The NOCO Boost GB40 jump starter is designed to deliver a high level of performance in a compact package. Its lithium battery booster pack offers a robust 1000 amps of peak current, making it capable of jump-starting most gasoline and diesel engines within the specified limits. This means users can trust it to revive their vehicle quickly, reducing downtime and stress during emergencies. The device’s portability allows it to be easily stored in glove compartments or emergency kits, ensuring it is always ready when needed.
Beyond jump-starting, the GB40 functions as a versatile power bank, enabling users to charge smartphones, tablets, and other USB devices on the go. This multi-functionality adds significant value, especially for travelers and commuters who require reliable power sources. The inclusion of safety features such as spark-proof technology and reverse polarity protection ensures that users can operate the device confidently without risk of damage or injury.
Noco Boost X Gbx45

The NOCO Boost X GBX45 is ideal for vehicle owners who want a reliable and portable solution for jump-starting their cars, especially those with larger engines such as 6.5L gas or 4.0L diesel engines. It is perfect for drivers who prioritize safety, convenience, and versatility, including road travelers, off-road enthusiasts, and emergency preparedness planners.
Pros:
- Ultra-safe design with spark-proof technology and reverse polarity protection
- Powerful 1250A peak current suitable for large engines
- Compact and portable size for easy storage and transport
- Multi-functional as a jump starter, power bank, and portable charger
- Durable lithium battery offering long-lasting power
Cons:
- Higher price point compared to basic jump starters
- Limited to 12V batteries only, not compatible with 24V systems
- Requires periodic recharging to maintain battery health
The NOCO Boost X GBX45 features a robust 1250A lithium battery booster pack designed to jump-start vehicles with up to 6.5L gas and 4.0L diesel engines effortlessly. Its compact dimensions (8.23 x 4.96 x 3.62 inches) make it highly portable, enabling users to carry it in a glove compartment or emergency kit without hassle. The built-in jumper cables are engineered for safety and ease of use, incorporating spark-proof and reverse polarity protection to prevent accidents.
Beyond jump-starting, this device doubles as a versatile power bank, allowing users to charge smartphones, tablets, and other USB devices on the go. The NOCO Boost X GBX45 is crafted with durable materials and a high-quality lithium battery, ensuring reliable performance over time. Its intuitive design and multi-functional capabilities make it an indispensable tool for drivers seeking peace of mind during roadside emergencies.
Noco Boost X Gbx155

The NOCO Boost X GBX155 is ideal for vehicle owners who need a reliable and powerful jump starter for large engines. This product is perfect for drivers of trucks, SUVs, boats, or heavy-duty vehicles with 10.0L gas or 8.0L diesel engines. If you want a portable, safe, and versatile device to jump-start your vehicle quickly and also serve as a power bank, this jump starter is an excellent choice.
Pros:
- Provides an ultra-safe and powerful 4250A peak current for jump-starting large engines.
- Compact and portable design weighing just 7.01 pounds, easy to carry and store.
- Multi-functional: acts as a jump starter, power bank, and includes jumper cables.
- Compatible with both gasoline and diesel engines up to 10.0L and 8.0L respectively.
- Durable build with a sleek gray color and convenient dimensions for storage.
Cons:
- Relatively heavier compared to smaller jump starters, which might be a consideration for some users.
- Higher price point reflecting its advanced features and power capacity.
The NOCO Boost X GBX155 features a robust 12V lithium battery that delivers an impressive 4250A peak current, enabling it to jump-start large engines effortlessly. Its smart design ensures safe operation, preventing sparks and reverse polarity issues, making it user-friendly even for those without technical experience. Additionally, its portability means you can keep it in your vehicle or garage without hassle.
Beyond jump-starting, this device doubles as a high-capacity power bank, allowing you to charge smartphones, tablets, and other USB-powered devices on the go. The inclusion of jumper cables enhances convenience, making it an all-in-one solution for emergency roadside assistance. With dimensions of 13.51 x 4.84 x 8.18 inches, it balances size and power perfectly, ensuring it fits in most vehicle compartments while providing top-tier performance.
Noco Boost Gb150

The NOCO Boost GB150 is ideal for vehicle owners who need a reliable and powerful jump starter for their cars, trucks, or SUVs. This product is perfect for those who drive vehicles with larger engines, including up to 9.0L gas and 7.0L diesel engines, and want a versatile, portable solution that also functions as a power bank and includes jumper cables. Whether you are an off-road enthusiast, a professional driver, or simply someone who values safety and preparedness, this jump starter is designed to provide peace of mind in emergency situations.
Pros:
- 3000A peak current delivers powerful jump-starting capability for large engines
- Portable and compact design with dimensions of 13.7 x 4.88 x 8.19 inches and weighing 6.39 pounds
- Multi-functional as a jump starter, power bank, and portable jump box
- UltraSafe technology ensures protection against sparks, reverse polarity, and overcharging
- Includes jumper cables for convenience and ease of use
Cons:
- Relatively heavy compared to smaller jump starters, which may impact portability for some users
- Premium price point due to advanced features and high capacity
The NOCO Boost GB150 features an impressive 3000-amp peak current that can jump-start large gas and diesel engines quickly and efficiently. Its lithium battery technology provides a long-lasting and lightweight power source, while the integrated jumper cables make it a convenient all-in-one device. Users benefit from the enhanced safety features, including spark-proof technology and reverse polarity protection, ensuring safe operation even for those who are not experienced with jump starters.
Beyond jump-starting capabilities, this device doubles as a power bank, allowing users to charge smartphones, tablets, and other USB devices on the go. The compact yet robust design makes it easy to store in a vehicle, providing reliable power whenever needed. Overall, the NOCO Boost GB150 is a versatile and powerful emergency tool tailored for drivers who demand safety, reliability, and convenience in one portable package.
Noco Boost+air Ax65

The NOCO Boost+Air AX65 is ideal for vehicle owners who want a reliable and multifunctional emergency tool. This product is perfect for those who frequently drive long distances, own larger gas or diesel engines, or need a portable solution for jump-starting their vehicle and inflating tires quickly. If you value safety, convenience, and versatility in one compact device, this jump starter with an integrated air compressor is the right choice for you.
Pros:
- Powerful 2000A jump starter capable of starting 8.0L gas and 6.0L diesel engines
- Built-in air compressor with 67 SLPM airflow inflates tires from 0 to 40 PSI in just 2 minutes
- Compact and portable design with dimensions of 6.42 x 7.24 x 10.63 inches and weighing only 9.79 pounds
- Durable black finish from trusted NOCO brand and manufacturer
- Multiple functionalities combined into one device, reducing the need for separate tools
Cons:
- Relatively heavy for some users at nearly 10 pounds
- Higher price point compared to basic jump starters without air compressor functionality
- May require charging before first use and periodic recharging to maintain battery health
The NOCO Boost+Air AX65 offers a powerful and efficient jump-starting capability that can handle large engines, making it suitable for trucks, SUVs, and diesel vehicles. Its integrated air compressor is a standout feature, providing rapid tire inflation that saves time and effort during roadside emergencies or routine maintenance. The device’s compact size and robust build quality make it easy to store in your vehicle while ensuring durability and reliability.
Users benefit from the combination of high amperage jump-start power and a versatile air compressor in one portable unit. This eliminates the need to carry multiple bulky tools, enhancing convenience for travelers and daily drivers alike. With its rapid inflation speed and strong engine starting capacity, the NOCO Boost+Air AX65 is a practical investment for anyone looking to improve their vehicle safety kit with a dependable and multifunctional device.
Frequently Asked Questions
What Engines Do Noco Boost Gb40 Support?
The NOCO Boost GB40 jump starter supports up to 6. 0L gas and 3. 0L diesel engines. It is perfect for most standard vehicles.
How Powerful Is The Noco Boost X Gbx155?
The NOCO Boost X GBX155 provides 4250 amps. It can jump-start 10. 0L gas and 8. 0L diesel engines easily.
Can Noco Boost+air Ax65 Inflate Tires?
Yes, the NOCO Boost+Air AX65 includes a tire inflator. It inflates 0–40 PSI in just 2 minutes with 67 SLPM airflow.
Are These Noco Jump Starters Safe To Use?
Yes, all NOCO Boost models use UltraSafe technology. They prevent sparks, reverse polarity, and short circuits for safe operation.
Can Noco Boost Devices Charge Other Electronics?
Yes, NOCO Boost jump starters double as power banks. They can charge smartphones, tablets, and other USB devices efficiently.
What Is The Difference Between Gb150 And Gb40 Models?
The GB150 offers 3000 amps for larger engines up to 9. 0L gas. The GB40 is smaller with 1000 amps for compact engines.
Conclusion
The NOCO Boost Plus GB40 offers reliable power for small to medium engines. It is compact, easy to carry, and simple to use. This jump starter works well in emergencies, providing quick boosts to dead batteries. Its safety features protect users from sparks and reverse polarity.
The GB40 also serves as a power bank, charging phones and other devices. While larger models like the GB150 or GBX155 suit bigger engines, the GB40 fits most cars and light trucks. It is a useful tool for drivers who want peace of mind on the road.
With proper care, it can last for many years. Overall, the NOCO Boost Plus GB40 is a practical and trustworthy choice for anyone needing a portable jump starter. It combines safety, convenience, and power in a small package. A smart addition to your car emergency kit.
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I am Sadman, the founder of CarSensorHub.com, where I share my passion for cars and technology. I specialize in writing detailed reviews and helpful guides on car gadgets, accessories, safety tools and many more. My mission is to help car owners discover the best products and tips to improve their driving experience and stay safe on the road.



