This is a professional electric heating actuator, commonly used in floor heating, plumbing and electric water heaters. Long service life, no noise, and small size. It is suitable for you to cooperate with a professional temperature controller for temperature control. Very useful. Features - Color: White. - Material: PVC. - Size: 7.00X4.00X4.00cm/ 2.75X1.57X1.57inch. - Voltage : AC 230V. - Waterproof coefficient: IP54. - Note: This product is normally-open type. - Electric actuators are mainly used in floor heating systems to control the closing and opening of pipes. - Made of high-quality PVC material, very suitable for your safe use. - This is an electric heating actuator that is specifically applied to manifold valves, small valves, and dynamic balance valves. - There is no noise in working and running, and the nut connection installation method is simple, fast and easy to disassemble. - This is a high-quality accessory for your home floor heating system, to ensure your long-term use, you deserve it.