USED | Saginomiya FTB-K302B Thermostat Experience precise temperature control with the Saginomiya FTB-K302B Thermostat, designed for both reliability and efficiency. This model boasts user-friendly functionality, ensuring a seamless integration into your heating and cooling systems. Crafted by Saginomiya, a trusted name in thermal regulation, the FTB-K302B is a testament to quality and durability. Its sleek design is matched by advanced engineering, making it an ideal choice for maintaining optimal environmental comfort.