NOCO Boost Max GB500 6250A Lithium Jump Starter

The NOCO Boost Max GB500 is a 6250-amp portable lithium-ion jump starter that delivers professional-grade power for starting both 12V and 24V gasoline and diesel engines. Designed for the most demanding tasks, it can handle high-displacement engines in Class 8/Class CE semi-trucks, motorhomes, buses, mining, agricultural, and construction equipment (up to 45.0L gas/diesel).

Massive Power: 6250 Amps of Starting Force

Engineered for massive engine starts, the GB500 provides an incredible 6250A of peak current. Whether you are dealing with extreme cold or a completely depleted battery, the Boost Max provides the instant high-output power needed to get heavy-duty machinery back to work.

UltraSafe Technology: Spark-Proof & Reverse Polarity Protection

Safety is paramount, especially when handling high-amperage equipment. The GB500 features NOCO's patented UltraSafe technology, ensuring a spark-proof connection and reverse polarity protection. This makes it safe and easy for anyone to use, regardless of their technical expertise.

Integrated Digital Battery Voltmeter

Knowledge is power. The GB500 comes equipped with a built-in digital battery voltmeter. This allows you to instantly diagnose battery issues and monitor voltage levels in real-time, ensuring you have all the information needed before and after a jump-start.

Professional Versatility: 12V and 24V Modes

The Boost Max is a versatile powerhouse. With a simple interface, you can toggle between 12-volt and 24-volt modes, making it the ultimate tool for fleet managers, emergency responders, and heavy-equipment operators who deal with a wide variety of vehicle types.

More Than a Jump Starter: Power for Your Devices

Equipped with dual USB ports and a 12V auxiliary port, the GB500 acts as a massive portable power bank. Charge smartphones, tablets, and laptops, or power 12V devices like tire inflators and vacuums. It also features a high-intensity 2200-lumen LED flashlight with multiple modes, including SOS and emergency strobe.

Built for the Toughest Jobs

The GB500 is housed in a rugged, water-resistant (IP65 rated) enclosure. It is built to withstand the rigors of professional use in harsh environments, from construction sites to rainy roadsides, ensuring it performs when you need it most.

What's In The Box

• GB500 Boost Max Lithium Jump Starter
• Integrated Heavy-Duty Battery Clamps
• 56W XGC Power Adapter
• 12V Female Plug (OUT) & 12V Male Plug (IN)
• XGC Cable
• Protective Carrying Case
• User Guide & Warranty Information