40A Current Rating, NEMA 1 Metal Indoor Enclosure Hardware Layout, Double Pole Single Throw (DPST) Electromechanical Astronomic Time Switch, 7000Z Series SunSet Architecture, 208-277VAC Line Voltage Maximum, -40°C to +74°C (-40°F to +165°F) Heavy Industrial Operational Window | Heavy-duty commercial-grade mechanical solar tracking time controller manufactured by NSI Industries / Tork Timers featuring a built-in skip-a-day omit device and reserve power mechanism, explicitly engineered to isolate power surges and regulate automated daily lighting, heating, pump, and outdoor sign terminal circuits according to seasonal sunset shifts | Industry Exact Equivalents: Tork 7202ZL, NSI Industries 7202ZL-40, Tork 7202Z, Tork 7202 | Industry Functional Cross-References: Intermatic T1975, Paragon AS102-24, Grasslin MIL72A-STuzh-24 [1, 2]