Noco GBX55 Boost X Lithium Jump Starter, 1750 Amps
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Get fast, reliable starting power with the NOCO Boost X GBX55 lithium jump starter. Designed for 12-volt batteries, it provides up to 1750 amps of peak starting power and includes USB-C power to recharge compatible devices.
Key Features
- Up to 1750A peak starting power for 12V vehicles
- For gasoline engines up to 7.5L and diesel engines up to 5.0L
- USB-C Power Delivery for fast recharging (up to 60W input/output)
- UltraSafe design with spark-proof technology and reverse polarity protection
- High-lumen LED flashlight with multiple brightness modes, SOS, and emergency strobe
- Includes 24" USB-A to USB-C cable and a microfiber storage bag
Product Compatibility
- 12V vehicle starting for cars, trucks, motorcycles, ATVs, vans, SUVs, tractors, and other 12-volt vehicles
- Portable power bank use for compatible USB-C devices like phones, tablets, laptops, wearables, and more
- Emergency assistance for boats and RVs with 12V batteries (where applicable)
Product Details
- NOCO Boost X GBX55 Lithium Jump Starter
- Peak current rating: 1750A
- System voltage: 12V
- Engine coverage (manufacturer specification): up to 7.5L gasoline / up to 5.0L diesel
- USB-C Power Delivery: up to 60W (input/output)
- Includes: 24" USB-A to USB-C cable
- Includes: Microfiber storage bag
- LED flashlight modes: multiple brightness levels, SOS, and emergency strobe
- SKU: 589-GBX55
- Variant barcode: 46221200072
- Weight: 1529 grams
Parts Desk Insights
Best Use Case: Great for a trunk/garage emergency kit—especially if you want both a high-amp 12V jump starter and a USB-C power bank for everyday charging needs.
Common Issues: If a start attempt doesn’t work, confirm correct clamp connection to the battery terminals and re-check that you’re using the proper 12V application. For charging the unit and powering USB-C devices, use compatible Power Delivery equipment (up to 60W on the USB-C port) and follow the unit’s user guide for powering and connection steps.
Related Products & Accessories
- NOCO Accessories (Browse by Brand) - Explore compatible accessories in the Electrical & Accessories category.
- Batteries & Charging Accessories - Browse battery and charging accessories for more emergency-power options.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.