NOCO Boost X GBX155 4250A Jump Starter Ultimate Power for Dead Batteries The NOCO Boost X GBX155 4250A Jump Starter is the ultimate solution for jump-starting even the most demanding vehicles. With an unmatched 4,250-amp peak starting current, it’s capable of jump-starting gasoline engines up to 10.0 liters and diesel engines up to 8.0 liters. Whether you’re handling trucks, RVs, boats, or SUVs, this powerful yet portable jump starter has you covered.

Key Features

Maximum Performance

• Unparalleled Starting Power: Delivers 4,250 amps for the most powerful jump starts, handling heavy-duty vehicles with ease.
• Gas & Diesel Compatibility: Works with gasoline engines up to 10.0 liters and diesel engines up to 8.0 liters.

UltraSafe 2.0 Technology

• Mistake-Proof Design: Spark-proof connections and enhanced reverse polarity protection provide a safer jump-starting experience.
• Thermal Efficiency: Improved internal heat dissipation ensures consistent performance under heavy use.

Powerful Multi-Functionality

• Portable Power Bank: Recharge your USB-C, USB-A, and other devices, including phones, tablets, and laptops, on the go.
• Bright LED Flashlight: Integrated 500-lumen flashlight with 7 modes, including emergency strobe and SOS.
• Faster Recharge Times: USB-C Power Delivery technology allows for rapid recharging in just 2.7 hours with a 60W power source.

Rugged & Reliable Design

• Built for Harsh Conditions: IP65 water-resistant and dustproof with a robust rubberized enclosure that prevents damage from impacts.
• Extreme Climate Ready: High-discharge lithium technology delivers peak performance in extreme cold and heat.
• Compact & Portable: Lightweight and easy to store, it fits neatly in your vehicle, ensuring it's always on hand when needed.

Comprehensive Package

What’s Included:

• GBX155 4250A Lithium Battery Jump Starter
• Precision Battery Clamps
• USB-C to USB-C Charging Cable
• 12V USB-C Fast Charger
• Microfiber Storage Bag
• User Guide

Warranty & Support: Comes with a 1-year hassle-free warranty and is proudly designed and engineered in the USA for maximum reliability.

Why Choose the NOCO Boost X GBX155?

When power and dependability are essential, the NOCO Boost X GBX155 4250A Jump Starter stands out as the ultimate choice. Its combination of peak starting power, advanced safety features, and multi-functional design ensures peace of mind wherever your journey takes you. Perfect for drivers of large vehicles, adventurers, and anyone who values preparedness and performance.

Technical Specifications

Feature	Details
Starting Current	4,250 Amps (Peak)
Battery Compatibility	12 Volt Lead-Acid Batteries
Internal Battery	99 Watt-Hour Lithium-Ion
USB-C Input	5V-60W Power Delivery
USB-A Output	5V/2.1A
USB-C Output	Up to 60W PD
Gas Engine Compatibility	Up to 10.0 Liters
Diesel Engine Compatibility	Up to 8.0 Liters
LED Flashlight	500 Lumens
Product Size	H: 3.7" (94 mm), W: 12.3" (312 mm), D: 7.0" (178 mm)
Weight	6.4 lbs (2.9 kg)
IP Rating	IP65 (with Ports Closed)
Warranty	1-Year Hassle-Free Warranty