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Goal Zero Boulder 100 Briefcase
Goal Zero Boulder 100 Briefcase
  • Goal Zero Boulder 100 Briefcase
  • Goal Zero Boulder 100 Briefcase
  • Goal Zero Boulder 100 Briefcase

Goal Zero Boulder 100 Briefcase

RRP £449.99 Save 10%
From £404.99
Item temporarily out of stock | Same Day Shipping (Mon-Fri Order By 2pm)
FREE UK Delivery | Next Day Delivery Available
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The Boulder 100 Briefcase is built with strong tempered glass and an aluminium frame with corner protection for temporary or permanent installation. Composed of two Boulder 50 solar panels chained together by a hinge (100W total), this solar panel has been made easy to carry. It is also equipped with an integrated kickstand to help with getting the optimal angle for the most sunlight, and a protective canvas bag. Use it with a Goal Zero portable power pack or a portable power station to charge your gear day or night. 

View all Goal Zero Range

Solar Capacity: 100W

Power Output: Solar Port/MC-4

Ideal for: Yeti 150/400/1250/1400 & Sherpa 50/100

Weight: 25.9 lbs (11.7 kg)

Chainable: Yes

Cell Type: Monocrystalline


  • Produces power when exposed to sunlight
  • Very weather-resistant. Will not be harmed if exposed to rain or snow
  • Chain up to four solar panels at once. Chaining additional solar panels is a great way to charge your device from the sun in less time
  • Will charge the Yeti 400 in about 8 hours and the Yeti 1250 in about 25 hours


Solar Port (blue, 8mm, male): 14-22V, up to 7A (100W max)

Solar Panel:

Rated Power: 100W

Open Circuit Voltage: 18-22V

Cell Type: Monocrystalline


Weight: 25.9 lbs (11.7 kg)

Dimensions : 40.0 x 26.75 x 1.75 in (101.6 x 70 x 4.4 cm)

Warranty: 12 months

User Guide: Download PDF from Goal Zero Website (

Order now for same day dispatch

Orders received by 2pm on weekdays will usually be dispatched the same day. Orders received after 2pm will be dispatched the next day.

Guaranteed Delivery 

UK Deliveries:
Standard (FREE over £30)*: 3-5 working days.
Express (£3.99)*: 1-3 working days.
DPD Guaranteed Next Day Tracked (£7.99): Next day - when ordered before 2pm.

*Selected lithium batteries and products over 2kg do not qualify for this service.

International orders will be despatched using Landmark Global or DPD in the Republic of Ireland. Please note larger orders outside of the EU may be subject to import taxes. Once you have selected your delivery country in the basket you will be given a delivery estimate.

Personalised Engraving 

We are so confident that you will be delighted with the quality of the engraving that if for any reason you are not completely satisfied we still offer our no quibble returns service.

Free Returns

You can return any products purchased from us - including personalised products  -for a no quibble refund using our free returns service within 60 days of receiving the item. Returns from outside the UK will need to pay return postage.

The Nomad 100 Solar Panel comes with a 1 year warranty.