Best Manual Thermostat Electric Space Heaters of 2025

Efficiently warm small to medium-size spaces with the Amazon Basics Portable Radiator Heater. The 1500 watt heater features a wavy fin design that helps distribute heat faster and more effectively. Maintenance-free and easy to use, the heater has three heat settings and an adjustable thermostat to find your ideal temperature. Safety features including fully-enclosed heat elements and tip-over protection give you peace of mind while staying warm.

The Amazon Basics Portable Radiator Heater is a great solution for those who want to heat small to medium-sized spaces. Customers found the heater to be efficient and reliable, with several noting it's better than their other space heaters. The heater is ideal for those who want a maintenance-free option with easy manual operation. Customers also found it useful for travel trailers, guest rooms, and as a supplemental heater to limit the need for the main furnace.

The BLACK+DECKER Infrared Heater is a compact yet powerful solution for heating your space quickly. With dual quartz tubes and an integrated fan, it efficiently disperses warmth, making it ideal for both home and office use. You can choose between two heat settings—750 Watts for a gentle warmth or 1500 Watts for a more intense heat. The adjustable thermostat allows you to maintain your desired temperature easily. Additionally, this heater is designed with safety in mind, featuring a cool-touch exterior and multiple shutoff protections, ensuring you can stay cozy without any worries.

Stay warm and cozy at home or in the office with the Andily Space Heater. This compact electric heater measures 6.2" x 4.74" x 8.3" and features manual controls and a carrying handle for easy transport. With three modes including high heat (1500-watt), low heat (750-watt), and fan only, this ceramic heater provides fast and efficient heating without open coils. The adjustable thermostat allows you to set a comfortable temperature and maintain it throughout the day. For safety, the Andily Space Heater has an automatic overheat system, a tip-over switch, and a power indicator light to let you know when it's plugged in. ETL certified, this electric space heater is perfect for keeping you warm and comfortable during the cold winter months.

The Lasko Electric Ceramic Space Heater is a portable and easy-to-use device that heats up a room fast with its energy efficient ceramic heating element. It has 2 heat settings, High and Low, plus a Fan only option. The manual thermostat lets you control your desired personal comfort level in rooms up to 100 sq. ft. The extra-long 8-foot cord and carry handle make it easy to move from room to room. The built-in safety features include a tip-over safety switch and Automatic Overheat Protection.