Condor Technology Ltd./SHAANXI SIBEIER(SBE) ELECTRONIC TECHNOLOGY CO.,LTD DATASHEET: ELECTRICAL SMART HEATER FOR SPACE HEATING, MODEL SM-(*)A 1 Application Space-heaters for Hazardous locations. This compact model is designed for Anti-condensation Freeze protection Temperature maintenance Small spaces 2 Features and Advantages Self-limiting heating elements Small dimensions No moving parts, no maintenance required therefore long lifetime Suitable for T4 and T3 classifications Can be used for 110 to 240 VAC/DC, also available in 24V for the SM-4A 3 Description All SMART Space-heaters are design