Digital slim wall mounted steam room controller model DO135T1. The slim digital panel connects to a separate control box and is designed for use with standard steam bath generators. Compatible with sauna heaters rated 3 to 27 kW and suitable for Standard DON steam bath generators. Key benefits Precise temperature control from 35 to 110 C for consistent steam room conditions. Programmable runtime for convenience and energy management, with settings covering short sessions through extended operation. Slim, wall mounted panel plus separate control box simplifies installation and maintenance in tight spaces. Direct control of heater power and room lighting from a single, easy to use interface. Autodigital control for straightforward operation and reliable performance. Main functions Turn sauna heater on and off. Control sauna room lighting. Set working time from 30 minutes to 12 hours; panel supports 1 to 12 hour runtime configurations. Adjust temperature within the 35 to 110 C range. Technical highlights Model: DO135T1 Control method: autodigital control Installation: wall mounted control panel with separate control box Compatible heater power: 3 to 27 kW Working time: 1 to 12 hours; working time setting 30 minutes to 12 hours Temperature control range: 35 to 110 C Practical use scenarios Home steam room: Mount the slim panel near the entrance to start the heater and lights, then set a timed session before use. Small hotel or spa suite: Centralize control in each cabin to let staff preset operating hours and lighting for guest arrival. Fitness center steam cabins: Install multiple panels with separate control boxes to simplify wiring and maintenance while giving trainers easy control over temperature and session length. Designed for clear, dependable control of steam bath systems, the DO135T1 combines a low profile user interface with flexible timing and temperature settings to match a variety of residential and commercial steam room installations.