
NOCO Boost X GBX155: 4250A 12V UltraSafe Portable Lithium Jump Starter
Key item features
- Extreme Power: An all-new design with 4250-amps for powerful engine starts, suitable for vehicles up to 10.0-liter gasoline and 8.0-liter diesel engines.
- Turbo Charging: Equipped with USB-C technology and power delivery, it recharges completely in 2.7 hours or provides a jump start in just 5 minutes of charge.
- Versatile Charging: The internal power bank offers 60-watts of power to charge USB-C devices like phones, tablets, laptops, and wearables.
- Enhanced Safety: Features UltraSafe 2.0 technology with spark-proof and reverse polarity protection, improved thermal efficiency, and power management.
- Wide Compatibility: Capable of jump-starting various vehicle types, including cars, motorcycles, trucks, ATVs, boats, RVs, vans, SUVs, and tractors.
- Complete Package: Includes GBX155 jump starter, heavy-duty jumper cable clamps, USB-C charging cable, 12V USB-C fast charger, microfiber storage bag, and designed in the USA.
Specs
- Amps4250 A
- Battery capacity4250 Ah
- Weight7.01 oz
- Volts12 V
- Free shipping
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About this item
Product details
- X FOR EXTREME — An all-new design with extreme jump starting power for powerful engine starts. Rated at 4250-amps, this portable lithium car battery jump starter releases maximum energy at every start. This isn't an upgrade. It's a whole new series - the Extreme Series.
- TURBO CHARGEABLE — Boost X is equipped with USB-C technology that, combined with power delivery, gives you lightning-fast recharges. Completely recharges in just 2.7-hours, or go from 0% to jump starting in just 5-minutes of charge.
- CHARGE EVERYTHING — With USB-C Power Delivery, you have the power to charge almost everything. Its internal power bank provides 60-watts of power - both in and out - to effortlessly power your favorite USB-C devices, like phones, tablets, laptops, wearables, and more.
- ULTRASAFE 2.0 — We took our UltraSafe technology and made it better. It's still our simple, mistake-free design featuring spark-proof technology and reverse polarity protection, but with enhanced thermal efficiency and power management to provide better performance and longer battery life.
- MAXIMUM VERSATILITY — Boost X is one of the most versatile lithium jump starters ever. Jump start all vehicle types, including cars, motorcycles, trucks, ATVs, boats, RVs, vans, SUVs, tractors, and more for up to 10.0-liter gasoline and 8.0-liter diesel engines.
- IN THE BOX — Inside, you will find a GBX155 portable jump starter with battery booster clamps, a USB-C charging cable, and a microfiber storage bag. It also comes with a one-year warranty and is proudly designed in the USA.
Specifications
Amps
Battery capacity
Weight
Volts
Warranty
Warranty information
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Customer ratings & reviews
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Showing 1-3 of 26 reviews
Verified Purchase
So Far, So Good
Expensive, but it worked on the first try to jump my Toyota Camry in 24 degree cold. My Stanley Portable Power 1,000 couldn't handle it but this NOCO did the trick. Easy to use, I just watched the YouTube video. I had to use manual override mode since my battery was depleted. I've only had it a day and used it once so I don't know if it will stand the test of time.
Verified Purchase
Noco will get you going!
This is my third noco booster, these boosters are high quality. We use them on heavy equipment year round. This model will jump most anything, diesel dump trucks, diesel tractors, very impressive. If you have a 4 battery system that is completely dead it may require 2 packs. But for most vehicles that aren't completely dead it is amazing.
Verified Purchase
Yes this one is Awesome very very good











