Boost X GBX155
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Compared across 27 stores. Prices are checked against each store and labelled with when.
Compared across 27 stores. Prices are checked against each store and labelled with when.
It checks today's price at every store, compares the alternatives and answers in about a minute.
The NOCO Boost X GBX155 is a lithium-ion jump starter and power bank rated at 4,250 peak amps. It is built for big engines: up to 10.0 L gasoline and 8.0 L diesel, which covers trucks, RVs, boats and tractors as well as cars. Its 99 Wh battery recharges over USB-C in about 2.7 hours, and five minutes of charge is enough for one jump. The 60 W USB-C port works both ways, so it also charges laptops and tablets. Against smaller Boost X models it trades weight and bulk for far more starting power. Owners of large diesel and gas engines rate it highly; the common complaints are its size and the cost of the higher-capacity model.
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Lowest price we've seen: $369.95 on Nov 15 at The Home Depot. Tracked across 19 stores since Nov 15.
Owners of large trucks, RVs and boats praise the GBX155 for starting big diesel and gas engines that smaller packs cannot. Reviewers like the fast USB-C recharge and the power-bank function. The main complaints are its weight and size, and that it is more pack than most car owners need.
The NOCO Boost X GBX155 is a portable lithium jump starter rated at 4250 peak amps. It jump starts cars, motorcycles, trucks, ATVs, boats, RVs, vans, SUVs and tractors, with gas engines up to 10 liters and diesel engines up to 8 liters.
It has a spark-proof design with reverse polarity protection. UltraSafe 2.0 adds enhanced thermal efficiency and power management. The case is rated IP65 with the ports closed, and a 500-lumen LED flashlight is built in.
The internal battery also works as a power bank. The USB-C port gives 60W of input and output, so it can charge phones, tablets, laptops and wearables, and it recharges the unit. A full recharge takes 2.7 hours, and 5 minutes of charging is enough for a jump start.



















