The Belimo EPCZ49, specifically model R406DK, is a high-performance 2-way control ball valve engineered for precise regulation of water flow in heating, ventilation, and air conditioning (HVAC) systems. This valve features a nominal diameter of DN 10 and G 3/4" external thread connections, designed to handle a nominal pressure of PN 40 and a maximum permissible static pressure (ps) of 2700 kPa. Its robust construction includes a nickel-plated brass housing, chrome-plated brass ball, and stainless steel stem, ensuring durability and reliable operation across a wide medium temperature range from -10 to 120 °C. With a kvs value of 6.3 m³/h, the EPCZ49 (R406DK) provides efficient flow control and is compatible with various Belimo LR.., NR.., and SR.. series actuators for integrated system solutions.