The Delta Dore Tybox 23 is a compact, wireless digital room thermostat designed for simplicity and precision. Delta Dore Tybox 23 Digital Room Thermostat 6053035. Tybox 23 is a professional-grade,non-programmable wireless room thermostat utilizing secure X3D 868.7 MHz radio protocol forhigh-reliability communication (up to 300m range) with heating generators.
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