About This Replacement transformer: Designed to work for V3108 and V3186 Clack circuit board water softener systems as a direct replacement transformer, for softener models manufactured before 2017 Efficient Voltage Conversion: This adapter efficiently converts standard 120 volts to 12VAC, providing a stable and reliable power source for your soft water system EASY INSTALLATION: Simple plug-and-play design allows for quick replacement of your existing water softener transformer, Designed for hassle-free installation, the V3186 adapter is user-friendly and suitable for both DIY enthusiasts and professionals RELIABLE PERFORMANCE: Engineered to deliver stable power output for continuous operation of your water softening system Service: If you encounter any product or related issues, please feel free to contact us at any time. We provide full-time services and will promptly address your issues Overview Brand : ANYINELEC Color : Black Input Voltage : 120 Volts (AC) Item dimensions L x W x H : 2.46 x 1.6 x 2 inches Output Voltage : 12 Volts (AC)