Not only is the Reactor Stove System the fastest and most fuel efficient stove ever made, it’s the only one that delivers that level of performance in the cold and wind of the real world. While that might sound like hype, take a look at these test results and see exactly what that means to you in the field. Simply put, you’ll burn less fuel, carry less fuel, and move faster than with any other stove available. And with MSR’s proven quality and durability, you can be assured of that performance to pull you through when you need it most.
Complete Reactor Stove Systems are now available in three sizes:
NEW - 1.0L System: For trips with 1-2 people, or anywhere weight and space are at a premium.
1.7L System: All-around performer with the capacity to boil water and melt snow fast for two or more.
2.5L System: Boils enough for five freeze dried meals at once, or make it an expedition snow-melting powerhouse for 2-3 people.
All Systems Include: Reactor Pot and Stove, BPA-Free Strainer Lid, PackTowl® Pot Protector, and folding/locking handle
*For best results with canister fuel, always burn MSR® IsoPro fuel canisters.
Stove Made in USA, Pot Made in Thailand
| 1.0L | 1.7L | 2.5L | |
| Weight | 14.7 oz / 417 g | 1 lbs 1.5 oz / 496 g | 1 lbs 4.7 oz / 588 g |
| Burn time (MSR IsoPro) per 227-g / 8-oz. canister | Appx. 80 minutes | Appx. 80 minutes | Appx. 80 minutes |
| Boil time (MSR IsoPro), 1 liter | 3.5 minutes | 3 minutes | 3 minutes |
| Water boiled (MSR IsoPro) per 227-g canister | 20 liters | 22 liters | 22 liters |
| Water boiled (MSR IsoPro) per 1 oz. of fuel | 2.5 liters | 2.8 liters | 2.8 liters |
| Country of Origin | Stove Made in USA, Pot Made in Thailand | Stove made in USA, Pot made in Thailand | Stove Made in USA, Pot Made in Thailand |

Winner of an ISPO Award 2013, the MSR Reactor 1.0L Stove System was recognized for its unrivaled boil time, wind protection and efficiency, and it's top-level performance particularly in cold and windy conditions.

Winner of the Gear Institute's Best In Class Award 2012, The MSR Reactor Stove System was recognized as the best all-around backcountry canister stove on the market due to its fast boil time, simplicity and consistent performance, even in nasty conditions.