NOCO Boost X GBX155: 4250A UltraSafe Jump Starter – 12V Lithium Battery Booster Pack, Portable Jump Box, Power Bank & Jumper Cables - for 10.0L Gas and 8.0L Diesel Engines

Overview

• Brand : NOCO
• Product Dimensions : 8.18"D x 4.84"W x 13.51"H
• Item Weight : 7 Pounds
• Amperage : 4250 Amps
• Peak Output Current : 4250 Amps
• Battery Cell Composition Lithium : Voltage 12 Volts
• : Battery Cell Composition Lithium
• : Voltage 12 Volts
• Vehicle Service Type ATV, Motorcycle, Passenger Car, RV, Tractor, Truck, UTV, Van, Watercraft ATV, Motorcycle, Passenger Car, RV, Tractor, Truck, UTV, Van, Watercraft See more : Battery Capacity 6750 Milliamp Hours
• : Vehicle Service Type ATV, Motorcycle, Passenger Car, RV, Tractor, Truck, UTV, Van, Watercraft ATV, Motorcycle, Passenger Car, RV, Tractor, Truck, UTV, Van, Watercraft See more
• : Battery Capacity 6750 Milliamp Hours

About this item

• X FOR EXTREME — A new class of lithium jump starters. Rated at 4,250 amps for powerful starts on gas engines up to 10.0L and diesel engines up to 8.0L - built for extreme performance.
• ULTRASAFE 2.0 — Upgraded spark-proof and reverse polarity protection with enhanced thermal efficiency and power management for even safer operation and extended battery life.
• TURBO CHARGEABLE — Recharges in just 2.7 hours via USB-C Power Delivery, or gain enough power for a jump start in just 5 minutes - even from a completely depleted battery.
• 60-SECOND TIMER — Integrated 60-second timer conserves power from its high-voltage design - delivering up to 18 jump starts per charge with extreme energy at every start.
• CHARGE EVERYTHING — 60-watt USB-C Power Delivery lets you charge phones, tablets, laptops, and more. Dual-direction charging turns Boost X into a high-output portable power bank.
• INTEGRATED LED FLASHLIGHT — Precision-engineered 500-lumen LED with 7 light modes, including SOS and strobe. Illuminate repairs, emergencies, or low-light environments.
• WHAT’S IN THE BOX — GBX155 jump starter, heavy-duty clamps, USB-C charging cable, and microfiber storage bag. Backed by a 1-year warranty and engineered in the USA.