Jetboil Flash Java 1.0L Fast Boil System (New)
- In stock, ready to ship
Everything you need for coffee on the trail. The Flash Java 1.0L bundles our efficient Flash 1.0L cooking system with the stowable Silicone Coffee Press, which stores perfectly inside the cook pot. Jetboil's 1.0L FluxRing cooking cup with insulating cozy makes boiling water for coffee—and keeping it warm—a breeze. Start brewing instantly with the new turn-and-click igniter and verify that the water's ready with the thermochromatic heat indicator. Whether it’s your first cup of the day or a boost after a long adventure, Flash Java 1.0L boils in seconds so you can fuel up faster.
FEATURES
- New turn-and-click ignition, just like your home stove
- New colored grip zone provides easy and intuitive handling
- New cozy design for the 2025 Flash Java 1.0L
- Improved pot to burner connection with three locking points and visual indicators
- Boil water in a lightning-fast 120 seconds to enjoy your morning cup of coffee or dehydrated meals with less waiting
- Everything packs neatly into the cooking cup, saving pack space and keeping your gear organized
- FluxRing technology allows Flash Java to heat with extremely high efficiency, consuming less fuel
- Bottom cover doubles as a measuring cup and bowl so you can pack less and still enjoy great meals on the trail
- Compatible Accessories: Hanging Kit 2.0, Pot Support 2.0. Additional cookware can be used with Pot Support 2.0, like the Summit Skillet and 1.5L Ceramic Cook Pot
Specifications
| Color | Topo |
| Weight | 13.904 oz | 394 g |
| * | System weight excludes fuel stabilizer |
| Power | 5300 BTU/h / 1.5 kW |
| Volume | 1 Liter Tall |
| Cooking Type | Fast Boil |
| Fuel Regulator | No |
| Group Size | 1-2 People |
| Boil Time | 120sec per .5 liter (avg. over life of JetPower can) |
| Water Boiled | 10 liters per 100g JetPower Can |
| Ignition Type | Rotary |
| Product Type | System |
| Dimensions (Packed) | 4.25 in x 7.5 in | 10.8 cm x 19.05 cm |
| Fuel Type | JetPower |
| Burners | 1 |
| Activity | Backpacking, Hunt Camp, Camping, Climbing, Cycling, Fishing, Motorcycle Touring, Paddling |
| Stabilizer Weight | 0.9 oz | 27 g |
| UPC | 0850019774702 |
Expert Insights
This "new for 2025" release of the Jetboil Flash Java Kit provides an improved burner design and valve mechanism that allow for one-handed ignition and flame adjustment. With its water-carrying capacity of a full 1.0L, it easily supports making coffee for up to two folks and rehydrating even the largest, most water-demanding freeze-dried meals (i.e., Peak Refuel Biscuits and Gravy).
The long-standing Jetboil Flash Java Kit has been PROVEN across varying backcountry crowds, to include our backcountry hunting community. Time well tell if the new burner-and-valve design will prove equally durable, but one thing is for certain, Jetboil is known for producing products that last for 10+ years of frequent use. So, we are confidently hopeful!
