Model 135T3 Slim Digital Sauna Temperature Controller and Sensor Replacement Kit (Black) A straightforward replacement control kit for 327KW sauna water heaters. Designed for easy wall mounting, the slim ABS control panel and temperature sensor restore reliable temperature regulation and timer control without rewiring a complete system. Key benefits Restores reliable control: a faulty or worn controller and sensor to bring your sauna heater back to dependable operation. Simple upgrade and maintenance: Slim, wall mounted design makes swapping the old control fast and unobtrusive while keeping existing heater compatibility. Space saving and durable: Slim profile is low profile on the wall and ABS housing resists daily wear in sauna environments. Clear digital interface: Digital control panel provides straightforward temperature and timer settings for consistent results. Main features Function: Digital temperature controller with sensor replacement kit for controlling sauna water heaters. Compatibility: Works with sauna electric water heaters rated from 3KW to 27KW. Materials and finish: Black ABS plastic housing for wall mounting, designed for durability and clean appearance. Size and mounting: Slim wall mounted panel designed to minimize protrusion while providing an accessible control surface. Kit contents: Slim digital control panel and matching temperature sensor for direct replacement installations. How it solves common problems Replaces failing controls without changing the heater: Swap only the controller and sensor to avoid complex heater changes or extensive electrical work. Reduces downtime: Straightforward installation gets the sauna back in service quickly for home or light commercial use. Improves usability: Digital panel makes temperature and timing adjustments easier to set and verify compared with worn or analog controllers. Typical applications Home sauna : a broken controller on a residential sauna heater to restore precise temperature control and scheduled sessions. Small spa or gym maintenance: Keep facility saunas operational by stocking this replacement kit for heaters rated 3KW to 27KW. Renovation and upgrade projects: Install the slim panel when refreshing sauna interiors to achieve a cleaner, lower profile control look. Installation notes Designed as a replacement kit for compatible heaters rated 3KW to 27KW. Confirm heater rating and wiring compatibility before installation. Wall mount installation uses standard electrical connections for sauna controllers. Follow local electrical codes and consider professional installation if unsure. Sensor included for direct replacement of the original temperature probe. What to expect A compact black ABS digital control panel with matching temperature sensor, ready to existing controller components on compatible sauna water heaters. Clear temperature and timer control restored with a slim, durable housing suited for regular use. This kit provides a practical, compatible replacement option to restore control and comfort for sauna systems rated from 3KW to 27KW.