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4 loops (127 addresses per loop), expandable to 8 loops when equipped with MSL-2M
SMD-426 PG2 is a fully supervised wireless photoelectric smoke detector that is compatible with PowerMaster wireless alarm systems. Designed for a wide range of applications, the easily installed smoke detector has a streamlined design and an extended battery life for easy and low-cost maintenance.
SMD-427 PG2 is a fully supervised wireless heat and photoelectric smoke detector that is compatible with PowerMaster residential alarm systems. By sensing rapid temperature changes in areas where they may occur SMD-427 PG2 activates an alarm when the temperature reaches 50°C (122°F) and start increasing rapidly.
