Once the Water Saver has turned off, the WaterSaver functions as a water saver to turn off the incoming water using a pneumatic or electric solenoid valve. In that case, the WeldSaver sends a signal to the controlling devices Proteus WeldSaver protects welders from overheating, saving expensive weld components such as transformers, electrodes, caps, and water-cooled motors. At Proteus Industries, we provide the best types of water saver product at an average cost.