Sherpa 50 Lithium Power Bank by Goal Zero

CAD $299.00 CAD $249.00

A rugged lithium battery pack designed for backcountry use. 50 Watt-Hours of power reserve, and the ability to support the Goal Zero AC inverter makes this essential equipment for trekkers and photo journalists.
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It’s one thing to have power. And it’s another to have it in a compact design that is easy to pack, light to carry and expandable to fit changing power needs. The Goal Zero Sherpa 50 takes the bulk out of rechargeable power and offers a lightweight yet durable way to bring power along with you.

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Charge it from the wall, solar panels or car adapter and add other Sherpa 50 power packs and inverters through a simple stacking and unique cord chaining method to expand your powering abilities and options.

LCD status monitor keeps track of power storage in 20% increments. Integrated charge controller protects internal battery and connected devices from burnout and electrical spikes.

Goal Zero Sherpa 50 Features…

  • Charge any device; USB, 12V and AC (with custom Goal Zero inverter) outputs
  • Powers laptop for an additional 1-3 hours
  • 20+ hours of power for cellphone or Goal Zero LED lights
  • Long-lasting 50 watt-hour power pack
  • Rechargeable lithium battery; 5-8 year life (2,000 – 3,000 cycles)
  • Chain up to three (3) additional Sherpa power packs

Lighten your load – compact & expandable power

What’s in the Box:

1 x Sherpa 50 Power Pack
1 x AC wall charger
1 x 12V female cigarette adapter


Charging Times

Wall (AC) 2 hours
Nomad 13.5 (Solar) 4 hours
Nomad 27 (Solar) 2 hours
Boulder 15 (Solar) 3 hours
Boulder 30 (Solar) 2 hours
Escape 30 (Solar) 2 hours
* Expect 2-4x longer charge times depending on weather conditions when charging by solar.


Input Sources

AC Wall Charger 45 watts (15.3V:3A)
DC 12V* 120 watts (12V:10A)
DC Solar Panels* Depends on solar panels

Output Ports

USB 2.5 watts (5V:0.5A)
DC 12V barrel 120 watts (12V:10A)
AC Inverter* 100 watts (110V:0.9A)
Fuse Protection 20A (protects 12V barrel)
*Products not included with the Sherpa 50 battery alone

Internal Battery

Battery Type Lithium-Iron Phosphate (LiFe)
Battery Capacity 50 watt hours (12V:4.2A)
Battery Voltage 12 Vdc (nominal)
Temp. Controller Shuts down input port if temp. is >122°F
Life Cycles 2,000-3,000 (5+ years)
Shelf Life 6 months± (stored <70°)


Product Weight (no pkg) 2.2 lbs / 0.99 kgs
Product dimensions 8.5 x 6 x 1.5 (inch) 21.5 x 15 x 4 (cm)
Warranty Twelve months

Operating Temperatures

Optimal Operating 32°-104°F 0°-40°C
Optimal Storage 32°-86°F 0°-30°C


Tested and certified CE and FCC

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Additional information

Weight 1.9 kg


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