Reactor® Stove Systems

$167.37 ~~$269.95~~ In stock

The MSR Reactor® Stove Systems deliver fast, fuel-efficient performance in all conditions. This all-condition stove system is designed for reliable cooking when you need it most.

Available in 1.0 LTR, 1.7 LTR, and 2.5 LTR sizes to suit different group needs.
Part of the Cold Weather Gear category, built for challenging environments.
Backed by the trusted MSR brand for outdoor cooking reliability.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Lucy Z. ★★★★★ Sep 10, 2026

Boiled a full liter in what felt like two minutes at 11,000 feet, and the fuel canister barely dropped. The integrated pot and burner locking together means I'm not fighting a windscreen setup with numb fingers.

Richard ★★★★★ Sep 9, 2026

Camping in 20 mph gusts last weekend and the flame never flickered once, which honestly shocked me for a canister stove. The integrated regulator kept things steady from the first boil to the last, and the whole 1.0 LTR system packed away into itself so neatly I forgot it was in my bag.

James E. ★★★★★ Sep 8, 2026

Boiled water in under two minutes even with the wind howling across the ridgeline, and the heat exchanger ring makes fuel last way longer than my old canister stove. The whole system nests together so neatly it takes up almost no pack space.