Inverse Ratio Series

Inverse Ratio Series

"True Inverse Ratio Control" - Reduces Burn Time - Saves Energy

Ripley’s microcontroller technology presents a True Inverse Ratio Photocontrol that provides a precise Turn-OFF light level lower than the Turn-ON level

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Exclusive Features

Zero Cross Switching Technology:
protects the device from inrush
currents commonly found in LED

SELF-Healing Relay:
Our Patent Pending technology actually
works to un-stick the contacts allowing
unattended field restoration.


3 Tier Power Supply Circuitry:
640 Joule MOV rated, Dual Zener Diode
and a precision voltage regulator.


Intelligent Microprocessor:
assures advanced Performance and


spectral sensitivity matches that of 
the Human Eye.