Generac 6424 HSB Brownout Protection KitUtility brown out kit provides an option for areas that regularly experience utility brown outs by increasing the threshold that the utility power must achieve before allowing drop out or pick up, ensuring the proper voltage is fed into the transfer switch coils. Includes: 240 Volt Relay timer 8 Position, 600 Volt, 10 Amp Socket Relay Associated Hardware Compatible with: RTS type single phase transfer switches including current models and the models