$250 NOCO Boost X GBX75: 2500A UltraSafe Jump Star

Updated September 24, 2026

ter 12V Lithium Battery Booster Pack, Portable Jump Box, Power Bank & Jumper Cables - for 8.5L Gas and 6.5L Diesel Engines Condition: Open Box - Not Tested Damaged?: Yes Damage Description: Does NOT turn on. Does NOT charge. In Packaging?: Yes Assembly Required?: No Missing Parts?: No Functional?: No Brand: NOCO Model: GBX75 Title: $250 NOCO Boost X GBX75: 2500A UltraSafe Jump Star Retailer Product URL: https://www.amazon.com/dp/B08WYKD6TY X FOR EXTREME A new class of lithium jump starters. Rated at 2,500 amps for powerful starts on gas engines up to 8.5L and diesel engines up to 6.5L - 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 1.8 hours via 60-watt USB-C Power Delivery, or gain enough power for a jump start in just 5 minutes - even from a completely depleted battery. Standard low-wattage phone chargers will result in significantly longer charge times. 60-SECOND TIMER Integrated 60-second timer conserves power from its high-voltage design - delivering up to 12 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 400-lumen LED with 7 light modes, including SOS and strobe. Illuminate repairs, emergencies, or low-light environments. MANUAL OVERRIDE FEATURE If your vehicle battery is completely drained (below 3V), the safety sensors may not detect it. Press and hold the Manual Override button for 3 seconds to force the jump-start function. WHAT'S IN THE BOX GBX75 jump starter, heavy-duty clamps, USB-C charging cable, and microfiber storage bag.

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