NOCO

GB40 1000 Amp Jump Starter

Model: GB40

Tools

Peak 366 amps actual output, bestselling on Amazon. Scored 4.35 overall ranking. Maxed out at V8 engines, couldn't handle larger applications. Severe 67% performance loss in cold weather. Slow 8-10W charging without wall adapter.

Reviews (1)

Jump Starters are Getting Out of Hand
Jump Starters are Getting Out of Hand
Torque Test Channel Nov 28, 2025
Ranked #6 3.0

"Peak 366 amps actual output, bestselling on Amazon. Scored 4.35 overall ranking. Maxed out at V8 engines, couldn't handle larger applications. Severe 67% performance loss in cold weather. Slow 8-10W charging without wall adapter."

Quick Stats

Total Reviews 1
Avg Rating 3.0
Best Ranking #6