Noco GB20 12V 500A Jump Starter


Availability: Only 3 pieces in stock!



The GB20 is a portable lithium-ion battery jump starter pack that delivers 500-amps for jump starting a dead battery in seconds. It features a patented safety technology that provides spark-proof connections and reverse polarity protection making safe and easy for anyone to use. It's a powerful battery booster that doubles as a portable power source for recharging USB devices, like a smartphone, tablet and more. Designed for a car, boat, motorcycle, RV and more with petrol engines up to 4 liters.

  • Compact, yet powerful lithium jump starter rated at 500 amps up to 20 jump starts on a single charge.
  • An ultra-safe and mistake-proof design with spark-proof technology and reverse polarity protection, which allows it to safely connect to any battery.
  • An ultra-bright 100 lumen LED flashlight with 7 light modes including SOS and emergency strobe.
  • Recharge your personal devices on the go, like smartphones, tablets, e-watches and more - up to 4 smartphone recharges.
  • Designed for petrol engines up to 4 liters such as ATVs, motorcycles, cars, lawn equipment, and more.
  • New Accessory: Includes Precision Boost Battery Clamps designed to easily connect to any 12V lead-acid battery from powersports to trucks.

Technical Specifications

Internal Battery:

Lithium Ion

Peak Current Rating:


Operating Temperature:

-30°C to +50°C

Charging Temperature:

0°C to +40°C

Storage Temperature:

-20°C to +50°C (Average Temperature)

Micro USB (Input):

5V, 2.1A

USB (Output):

5V, 2.1A

Housing Protection:

IP65 (w/ Ports closed)


Natural Convection

Dimensions (LxWxH):

170 x 82 x 44 mm


0.95 Kg

Lumens (LEDs):


Recharging a GB20 (for reference, results may vary)

USB Charger Rating Charging Time
.5A 12hr
1A 6hr
2A 3hr