NOCO GBX155 Portable Jump Starter (4250A)

Product Description

GBX155 Extreme Jump Starting Power

The NOCO Boost X GBX155 12V Lithium Jump Starter delivers an incredible 4,250 amps of starting power to bring dead batteries back to life. Designed for heavy-duty applications, it can jump start cars, trucks, boats, ATVs, RVs, and even diesel engines up to 8.0 liters. Its UltraSafe™ 2.0 technology provides spark-proof connections and reverse polarity protection, making it safe and simple for anyone to use. Whether you're stranded on the road or working in the field, this rugged and compact jump starter ensures you’re never left powerless.

Key Features & Benefits

• Massive 4,250A Boost Power – Instantly jump start gasoline engines up to 10.0 liters and diesel engines up to 8.0 liters.
• UltraSafe™ 2.0 Technology – Enhanced spark-proof design and reverse polarity protection for worry-free operation.
• USB-C Power Delivery – 60W input/output for ultra-fast charging of phones, tablets, laptops, and more.
• Rapid Recharge – Fully recharges in just 2.7 hours, or jump starts after only 5 minutes of charging.
• Multi-Function Power Bank – Powers 12V devices such as tire inflators, inverters, and portable fridges.
• High-Visibility LED Flashlight – 500-lumen LED with multiple modes for emergency use or nighttime work.
• Rugged & Weather-Resistant – IP65-rated enclosure protects against dust and water (ports closed).
• Compact, Travel-Ready Design – Weighs only 5.82 lbs and includes heavy-duty clamps, USB cables, and storage bag.

Dependable Power, Designed to Last

The NOCO GBX155 sets a new benchmark for jump starters with its advanced lithium technology and precision power management. It combines raw cranking strength with smart charging control to maximize efficiency, minimize downtime, and extend battery life. With the latest USB-C PD charging, you can keep your devices powered on the go, from laptops to smartphones. Backed by NOCO’s reputation for durability and innovation, the Boost X GBX155 is the one tool you can count on for reliable starts and versatile portable power—anytime, anywhere.

What's In The Box

• NOCO Boost GBX155 Portable Jump Starter
• Integrated HD Precision Battery Clamps
• 24" USB-A to USB-C Cable
• 24" 12V to USB-C Cable
• Microfiber Storage Bag
• User Guide & Warranty Information

GBX155 Optional Accessories

NOCO 65 Watt Fast Charger

NOCO EVA Protection Case

NOCO GBX155 Manual

NOCO GBX155 Data Sheet