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Goal Zero Boulder 100 Briefcase Solar Charging Kit

A 100 watt solar charging system designed for maximum portability. The Boulder 100 Briefcase Solar Charging Kit includes two 50 watt panels connected with a hinge and a 10 amp charge controller to let you safely and efficiently charge 12V batteries. Includes integrated kickstands for better angle placement, as well as a handle and canvas bag for easy carrying.


  • Boulder 100 Briefcase Solar Charging Kit comes with a pre-installed 10A Charge Controller, integrated 8mm Goal Zero solar connector, Spade to SAE cable, and SAE to Alligator Clips plus SAE to Ring Terminal options for connecting to 12V batteries. No additional cables or accessories required.
  • To charge a Goal Zero Yeti Power Station with the Boulder 100 Solar Kit, you simply disconnect the female 8mm solar connector cable on the solar panel from the male 8mm solar connector cable on the charge controller and plug it into the 8mm input port on the Yeti.Boulder 100 Briefcase Solar Charging Kit


  • 100 total Watts - two 50 Watt panels (14-21.5V) chained together and connected by a hinge
  • Built with strong tempered glass and an aluminum frame with added corner protection
  • Included is a protective canvas bag for easy transport and carrying.

Boulder 100 Briefcase Highlights


  • Designed to monitor and regulate solar input for 12V batteries.
  • Equipped with an IP65 rating, the charge controller is weather resistant and dustproof, allowing for protection against the elements when powering off-grid adventures or outdoor equipment.
  • Charge Controller comes with an integrated 8mm Goal Zero solar connector.

10 Amp Charge Controller

Tech Specs
  • Solar Port (blue, 8mm): 14-21.5V, up to 7A (100W max)
  • Input/Output terminal: M5 terminals
  • Fuse: 15A replaceable
  • Charge Controller: PWM
  • Rated solar panel amps GZ-10: 10A
  • Normal input solar cell array voltage: 15-22V
  • Max solar cell array voltage (output has no load): 25V
  • Lowest operating voltage at solar or battery side: 8V Minimum
  • Charging Characteristics:
  • Start Voltage at 25°C: 3-10V
  • Charge Voltage at 25°C:
  • LTO battery: 14.0V
  • Gel battery: 14.1V
  • LiFePO4 battery: 14.4V
  • Charge Voltage at 25°C: AGM battery-14.4V
  • WET battery: 14.7V
  • Calcium battery: 14.9V
  • Equalizing Voltage at 25°C: WET or Calcium battery-15.5V
  • Float Voltage at 25°C:
  • Gel, AGM, WET, Calcium batteries-13.6V
  • LTO and LiFePO4 batteries-13.4V
  • Battery temperature compensation coefficient: -24mV/°C
  • Product SKU: 44210
  • Weight: 28.25 lbs (12.8kg)
  • Dimensions (folded): 26.75 x 21.75 x 3.75 in (70 x 55.2 x 8.9 cm)
  • Dimensions (unfolded): 26.75 x 43.5 x 1.75 in (70 x 110.4 x 4.4 cm)
  • Cable Length:
  • Spade to 8mm: 3Ft
  • Spade to SAE: 15Ft
  • SAE to Ring: 23in
  • SAE to Alligator: 29in
  • Warranty: 24 Months
  • Rated Power: 100 Watts
  • Open Circuit Voltage (Voc): 21.5V
  • Maximum Power Point Voltage (Vmpp): 17.2V
  • Cell Type: Monocrystalline
In the Box


  • Boulder 100 Solar Panel Briefcase with cord and Built-in kickstand
  • Canvas Carrying Bag
  • 10 Amp Charge Controller
  • Boulder Charge Controller Mounting Bracket
  • Spade to 8mm Cable
  • Spade to SAE Cable
  • SAE to Ring Terminal
  • SAE to Alligator Clip