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Distribution Board for Power Supply - 4 Relay board integrated logic for controlling security interlocks auto operators and time delays, With Fire Alarm
900-4RL: 4 Relay board integrated logic for controlling security interlocks, auto operators and time delays.
Standards: UL294; UL/cUL.
For Use With: PS902 Power Supplies; PS904 Power Supplies; PS906 Power Supplies.