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NOCO GBX45 Jump Starter User Reviews
NOCO Boost X GBX45: 1250A UltraSafe Jump Starter – 12V Lithium Battery Booster Pack, Portable Jump Box, Power Bank & Jumper Cables - for 6.5L Gas and 4.0L Diesel Engines
Key Insight
The override/boost button is crucial for completely dead batteries - many users don''t realize this feature exists without reading the manual online.
What Real Users Say
Based on 22 Reddit discussions + 14,479 Amazon reviewsUsers consistently praise the GBX45 for its compact size and surprising power, with many successfully jump-starting large engines including diesels and trucks. The foolproof design with reverse polarity protection makes it beginner-friendly, while the fast USB-C charging capability stands out as a major advantage over older models.
👍 What Users Love
- ✓Remarkably fast USB-C charging (under 1 hour from empty)
- ✓Foolproof connections with automatic safety checks
- ✓Compact enough to fit in glove box or carry in pocket
- ✓Successfully starts large engines (6.6L gas, diesels)
- ✓Multi-function device with power bank and bright flashlight
- ✓Long-lasting battery that holds charge well over time
👎 Common Complaints
- ✗Jump cables are somewhat short for tight spaces
- ✗Requires periodic charging to maintain readiness
- ✗Some compatibility issues with certain USB-C chargers
- ✗Higher price point compared to generic alternatives
- ✗Limited instructions included in box
Key Features
- •Delivers 1250 amps of starting power for engines up to 6.5L gas or 4.0L diesel
- •Smart safety system prevents sparks and wrong connections automatically
- •Rapid USB-C charging gets you back to full power in under an hour
- •Works as emergency phone charger and power bank for devices
- •Built-in LED flashlight with multiple brightness and strobe modes
- •Compact lithium design fits easily in small storage spaces
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