GSI Isobutane 450 g Fuel Canister

A high-performance fuel canister designed for camping, hiking, and outdoor activities: the GSI Isobutane 450 g provides an all-season blend (70 % isobutane, 25 % propane, 5 % butane) that maintains consistent pressure even at low temperatures, ensuring a stable flame and quick heat-up. The threaded valve compliant with EN 417 secures easily to most portable gas stoves, simplifying cartridge changes. The stainless steel body, rugged and impact-resistant, guarantees long life and reliability in the most demanding conditions.

Technical Specifications

Gas blend: 70 % isobutane, 25 % propane, 5 % butane

Fuel weight: 450 g

Canister material: impact-resistant stainless steel

Dimensions: ø 110 mm × 155 mm height

Volume capacity: 975 ml

Valve: EN 417 threaded, non-refillable

Performance: operates down to –10 °C without power loss

Compatibility: screw-on stoves with EN 417 fitting (GSI, Jetboil, Primus, Optimus, MSR, Soto, etc.)

Seasonality: four-season design for year-round use

Package Contents

1 × GSI Isobutane 450 g fuel canister

With this canister, users can run portable stoves for hours, achieving consistent heating for cooking and boiling even under cold conditions, without worrying about the environment.

Warnings and Information

For outdoor use only, in well-ventilated areas away from open flames

Do not expose to temperatures above 50 °C or direct flame

Keep out of reach of children

Do not attempt to refill or tamper with the canister; any modification voids safety features

Store upright in a dry, stable place away from heat sources and excessive humidity

Avoid heavy impacts or drops that could dent or deform the canister

Always follow the instructions of the attached stove for correct use

If gas leaks or the valve is damaged, do not use and dispose of at a hazardous waste facility

Compliant with the General Product Safety Regulation (GPSR) and applicable Italian law