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NOCO Boost Max 20000A 12V 24V Ultrasafe Lithium Jump Starter GB500

Was: $1,999.95
Sale Price: $1,799.95
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Free Semi-Rugged Protective Case (Part# GBC016) Included! ($249.95 Value)

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Product InformationStore Part Number: GB500-PROMO


The NOCO GB500 Boost Max is the next generation of portable lithium jump starters. Engineered from the ground up, the Boost Max is one of the most powerful and innovative jump starters on the market. Designed for both 12-volt and 24-volt gas and diesel engines in Class 8+/CE high-displacement vehicles and equipment, the Boost Max is 400-percent smaller and lighter than its closest lead-acid equivalent. This jump starter features their patented safety protection for spark-proof technology and reverse polarity protection, as well as the confidence to power your favorite devices ranging from smartphones to tire pumps.

What’s in The Box
  • GB500 Lithium Battery Jump Starter
  • Boost Max 24-Inch 2/0 AWG Connectors
  • 56-Watt XGC Power Adapter
  • 12-Volt Female Plug
  • 12-Volt Male Plug
  • 12-Volt 2-Foot XGC Cable
  • Protective Carrying Case
  • User Guide & Warranty Information


  • Compact, yet powerful 12V and 24V lithium jump starter rated at 20,000 Amps, 80,000 Joules3S (10,000 Amps, 40,000 Joules3S in 24V).
  • Patented safety protection with spark-proof technology and reverse polarity protection that allows it to connect to any battery safely.
  • Enjoy portable 12-volt power from anywhere, including tire pumps, inverters, lights, appliances and more.
  • A high-intensity 2,200 lumen LED worklight with 7 light modes, including SOS and Emergency Strobe.
  • Dual USB ports to recharge multiple devices on the go, like smartphones, tablets and more - over 20 smartphone recharges.
  • Designed for both gas and diesel engines up to Class 8+/CE high-displacement vehicles, equipment, trucks and more.
  • Warranty One (1) Year Limited Warranty

Tech Specs

  • Dimensions (LxWxH): 12.25 x 8.2 x 6.4 in
  • Weight: 19.25 lb
  • Shipping Weight: 25 lb
  • Internal Battery: Lithium Ion
  • Jump Voltage: 12V & 24V Lead Acid: Wet, Gel, MF, EFB, AGM
  • Peak Current Rating: 20,000A
  • Joules 3S: 80,000+
  • 12v (Input/Output): 12v, 5A IN / 12v, 15A OUT
  • USB (Output): Dual 5V, 2.1A
  • Model: GB500
  • Manufacturer: NOCO
  • Housing Protection: IP65 Rating (w/Ports Closed)
  • Recommended Use: Emergency
  • Operating Temperature: -30°C (-22ºF) to +50°C (122ºF)
  • Charging Temperature: 0°C to +40°C
  • Storage Temperature: -20° to +50°C (Average Temperature)
  • Cooling: Natural Convection
  • LED Brightness: 2200 lumens
  • Recharging Time: AC Charging (56W): 6-8 hr / 12v DC Charging (60W): 6-8 hr
  • Warranty: 12 Month
  • Manufacturer Part #: GB500
  • Made In: China

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Manuals & Tutorials

Specification Sheet

User Guide & Warranty Manual

Order Line: 1-800-362-5397
M–F 6am–5pm PST
Tech Help: 541-474-4421
Fax: 541-471-6014
276 Tech Way, Suite A
Grants Pass, OR 97526
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