10 Best Portable Gas Heater 2025 in the United States

The Mr. Heater MH540T is a powerful portable propane heater designed for outdoor activities like camping, hunting, and tailgating. One of its key strengths is its impressive heating capacity, offering up to 45,000 BTUs with three adjustable heat settings (high, medium, and low). This allows users to customize the warmth to their preference, making it versatile for different weather conditions. The 540-degree radiant coverage is another standout feature, providing wide-reaching heat by combining a 360-degree burner and a 180-degree swivel bracket, effectively warming both people and objects directly around it.

Safety is a priority with this heater, featuring a tip-over safety shut-off that automatically turns the heater off if it’s knocked over, preventing accidents. Additionally, the secure, leak-free connection ensures dependable and safe operation. In terms of ease of use, it boasts a push-button TE valve for quick ignition and also offers a manual match-lit ignition as a backup. However, it’s important to note that this heater is for outdoor use only, which limits its versatility.

Portability is a major plus, as it’s lightweight at just 5.5 pounds and doesn't require any assembly, making it easy to move and set up. On the downside, because it uses propane, it may not be the most energy-efficient option compared to electric heaters. The Mr. Heater MH540T is an excellent choice for those needing a reliable and powerful source of outdoor heat, particularly for active outdoor enthusiasts.

The ProCom ML100TBA-B is a portable gas heater designed for home and office use. It offers a heating capacity of 10,000 BTU, which is sufficient to warm up to 500 square feet, making it ideal for bedrooms, living rooms, and home offices. The heater operates on liquid propane, which is a common and readily available fuel type. One of its significant advantages is the inclusion of a thermostat control with High, Medium, and Low settings, allowing you to adjust the heat output according to your needs. Safety is a priority with this model, featuring a built-in oxygen depletion sensor that shuts down the heater if carbon monoxide levels are too high or if there is a lack of oxygen, giving you peace of mind.

The heater also boasts push-button ignition for easy start-up and does not require electricity, making it reliable during power outages. Its portability is enhanced by its compact design and the inclusion of wall mount hardware and base feet, allowing you to place it on the floor or mount it on the wall. However, it weighs nearly 16 pounds, so it might be a bit heavy for frequent relocation. Another downside could be the lack of advanced features like timers or remote controls found in some other models.

Despite these minor drawbacks, its modern and stylish design ensures it fits seamlessly into most room decor. Energy efficiency may not be as high as some electric heaters, but it balances this with the benefit of not relying on the electrical grid. With a customer rating of 4.2 out of 5 stars, it is well-regarded and proves to be a dependable choice for supplemental heating needs.

The ProCom ML150TPA-B is a compact propane-powered infrared heater designed for indoor use, particularly suitable for spaces like bedrooms, home offices, or small living rooms. It delivers up to 15,000 BTU of heat, effectively warming areas up to 750 square feet, which makes it a solid choice for moderately sized rooms. The heater offers three adjustable thermostat settings (high, medium, low), allowing you to customize the heat output according to your comfort level. One of its notable strengths is safety: it features a built-in oxygen depletion sensor that automatically shuts off the heater if unsafe conditions like low oxygen or carbon monoxide are detected, which is reassuring for indoor use.

Its ventless design means no electricity is needed, making it handy during power outages or emergency situations. The slim, modern design fits well in various room styles and can be wall-mounted or placed on the floor using the included base feet, adding to its portability and space-saving benefits. This heater is best suited for indoor, well-ventilated areas and is not designed for very large spaces or outdoor use. While propane is a convenient fuel type, users need to ensure proper ventilation and safe handling of gas cylinders.

Infrared heating generally provides focused warmth, which can be efficient for personal heating. If you need a reliable, safe, and portable propane heater for an indoor space of up to about 750 square feet, this model represents a practical option.