Description: 【Material and Durability】: Crafted from PP, this electric actuator ensures long term performance and reliability in various heating control applications 【Compact Design】: With dimensions of 48mmx59mm, this actuator is designed to fit seamlessly into your existing heating system setup without taking up excessive space 【Versatile Application】: Ideal for use in underfloor heating systems, this smart thermostat controller offers good temperature regulation for enhanced comfort and energy efficiency 【Normally Closed (NC) Functionality】: This actuator features a normally closed (NC) design, providing efficient control over your heating system by opening only when needed 【Easy Integration】: Designed for straightforward installation, this electric thermal actuator can be easily integrated into your current HVAC system to improve overall functionality and control Specification: Material: PP Size Chart: 4.8cmx5.9cm/1.89inchx2.32inch Package Includes: 1x Electric Actuator Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.