BTU is a renowned manufacturer of welding equipment, specializing in reflow soldering ovens. Here are some common models of reflow soldering ovens offered by BTU:

Pyramax Series: This flagship product line includes several models such as Pyramax 98, Pyramax 125, Pyramax 150, among others. These models vary primarily in the size of their soldering area and energy consumption parameters.

Profile Series: Another product line from BTU, examples include Profile 3, Profile 4, designed typically for medium to small-scale production lines or specific application scenarios.

Aquila Series: Introduced as a high-performance entry-level reflow soldering oven by BTU, featuring basic functional configurations suitable for startups or low-volume production lines.

Minipak Series: BTU's line of compact reflow soldering ovens, commonly used in laboratory or research settings for small-scale soldering applications.

Overall, BTU's range of reflow soldering ovens caters to a wide spectrum of needs, from high-end large-scale production lines to small-scale laboratory applications, allowing customers to choose models that best suit their production scale and requirements.