Sauna Temperature Controller Do 135T3 Size 1 Color White Overview A wall mounted digital temperature controller designed for external control sauna furnaces, wet steam engines, and steam nerators. The controller includes a separate digital panel and control box and is compatible with sauna water heaters rated from 3 to 27 KW. Material is ABS; weight approx 370 to 403 g. Key benefits Precise temperature control: set and maintain temperatures from 35 to 110 C to match your sauna preferences. Timed operation: working time adjustable from 1 to 12 hours for scheduled heating and automated shutoff. Versatile control: operates heater on and off functions and light control through one convenient panel. Space saving installation: compact wall mount design with a separate control box for cleaner installation and easier wiring. Durable construction: ABS housing provides a practical, easy to clean surface suited to sauna environments. Main features Model Do 135T3, applicable to 3 to 27 KW sauna water heaters. Temperature range 35 to 110 C. Working time adjustable between 1 and 12 hours. Separate digital panel plus control box for flexible installation. Supports control of sauna water heater and sauna lighting. Wall mount installation. Material ABS. Weight approximately 370 to 403 g 13.1 to 14.2 oz. Practical applications Home sauna: schedule sessions and maintain a consistent temperature without manual intervention. Commercial spa or gym: integrate with external control sauna furnaces to manage multiple operating periods and lighting control for client use. Steam room systems: control wet steam engine or steam nerator operation and temperature for reliable steam generation. Package contents 1 x Controller This controller provides clear, configurable temperature and timer control for compatible sauna water heaters and steam systems, packaged in a compact, wall mounted ABS enclosure for straightforward installation and operation.