Simplex 742-342 Power Supply 12/03 The ability to detect danger

The ability to detect danger depends largely on intelligence and knowledge from past experience

The pull stations are available in single or dual action models

the detector’s on-board microprocessor measures and analyzes smoke and heat sensor readings and compares this information to historical data

The output circuit energizes a riser to operate polarized audible and visual signals

70-Volt Speaker designed for broadcasting high quality

Simplex 742-342 Power Supply 12/03 The ability to detect dangerThe Simplex 742 342 Power Supply is the replacement Power Supply Board for Simplex 4100U and Simplex 4100ES fire alarm control panels.