Powerful starting performance

The NOCO Boost Max GB251+ delivers an impressive peak current of 3000 amps, allowing you to effortlessly start gasoline and diesel engines up to 32 liters. This makes it suitable for a wide range of vehicles, from semi-trucks and RVs to buses and heavy construction machinery. (no.co)

Safe and user-friendly

Thanks to UltraSafe 2.0 technology, the GB251+ features spark-proof operation and reverse polarity protection. This ensures safe and error-free operation, even in challenging conditions. (no.co)

Multifunctional power bank

In addition to its primary function as a jump starter, the GB251+ also serves as a portable power bank. With two built-in 2.1A USB ports, you can charge multiple devices such as smartphones, tablets, and wireless headphones simultaneously. The internal 137 watt-hour lithium-ion battery provides ample capacity for extended use. (no.co)

Fast charging and efficient energy management

The GB251+ can be fully charged in just 8.5 hours via the included 56-watt XGC AC adapter or directly from your vehicle's 12-volt auxiliary power outlet. Additionally, the device features an integrated voltmeter and a 60-second timer to monitor battery status and save energy. (no.co)

Robust and portable design

Despite its powerful performance, the GB251+ weighs only 6.2 kg, making it significantly lighter than traditional jump starters. The compact design and included protective carrying case ensure easy transport and storage. (no.co)

Bright LED flashlight

For added functionality, the GB251+ is equipped with a 600-lumen LED flashlight with seven light modes, including SOS and emergency strobe. This is especially useful in breakdown situations or working in the dark. (no.co)

Technical specifications

• Starting current: 3000 amps (peak)
• Voltage: 24V
• Internal battery: 137 watt-hour lithium-ion
• Operating temperature: -20°C to +50°C
• Charging temperature: 0°C to +40°C
• USB output: Dual 5V, 2.1 amps
• 12V XGC input: 12V @ 4 amps
• 12V XGC output: 12V @ 15 amps
• LED work light: 600 lumens
• Dimensions (LxWxH): 31.6 x 15.5 x 9.3 cm
• Weight: 6.2 kg

Package contents

• GB251+ lithium starter battery
• 56-watt XGC AC adapter
• 12-volt 2-foot XGC cable
• Protective carrying case
• User manual and warranty information

With the NOCO Boost Max GB251+, you are assured of a reliable and versatile solution for starting your vehicle and charging your devices, regardless of the circumstances. (no.co)