Katadyn Gemini II (Double Burner IsoButane Canister Fuel Stove)

Ultra-compact two-burner stove for authentic cooking, no matter where you're camping.

Authentic outdoor cooking with a stove.

With the Optimus Gemini II, you can prepare meals anywhere you set up camp—just like at home. Two powerful burners with independent flame control allow you to easily cook, simmer, or sear. A low, stable frame and integrated windshield ensure an even flame, while a built-in pressure regulator provides reliable heat even in changing conditions.

The Gemini II is compact, durable, and manufactured in our European production facility. It gives you the confidence to cook outdoors and enjoy delicious meals on every adventure.

Compact and lightweight

A flat-folding design that fits easily into your backpack—without compromising on performance.

Cooking with two burners

Two 4600 W burners with independent flame control allow you to cook, simmer, and sear side by side.

Precise flame control

Set exactly the heat you need for every meal, from fast cooking to gentle simmering.

Consistent pressure performance

An innovative pressure regulating valve ensures consistent performance from start to finish.

Wind-resistant and stable

The integrated windshield and flat design ensure an even flame even in harsh conditions.

Functional design

Proudly made in Europe – designed for durability and reliable performance in use. Patented Swiss design, Global Design Pat. No. DM-211150

Safety note: Read the instructions for use before use. Only use Optimus screw cartridges in accordance with EN417. Only use outdoors! 

Features of the Optimus Gemini II two-burner gas stove

• Stove type: Gas
• Fuel: Gas (mixture of butane/isobutane/propane)
• Average burning time: 165 minutes at full power (with 450 g gas cartridge and one burner)
• Average cooking time for 1 l of water: approx. 4 min
• Power: 4.6 kW nominal EN521 // 17,000 BTU/h EN417
• Dimensions: 385 x 195 x 105 mm (in operation), 305 x 70 x 105 mm (packed)
• Material: Anodized aluminum, steel
• Weight: 760 g (26.8 oz) - product without accessories
• Accessories included: Support foot for gas cartridges, carrying bag