The DTAV40 is a 40 Amp Auto Voltage time switch designed for defrost control of refrigeration equipment, stand-up coolers and freezer cases. Multi-voltage feature reduces the need to stock additional SKU's. This electromechanical time switch automatically detects the input voltage without the use of a DIP switch or selector pins. The time switch automatically selects any voltage between 120 VAC and 277 VAC, includes both SPDT and DPDT contacts, and has an indoor/outdoor NEMA 3R enclosure. It features power and status LED indicators, a true clock face, and manual override.