Specifications: Copper Switch Length: 62mm Type: G1/2" (External Thread Diameter), DN15mm Operating modes: Gravity / Gravity start switch Minimum start flow: 1–1.5 L/min Maximum flow rate: 12 L/min Maximum water pressure: 1.2 MPa Operating voltage: 3–250 V (DC: 5V, 12V, 24V, 250V; AC: 220V) Overload current: 50 mA Lifetime: 10 million cycles Operating temperature: –20°C to 60°C (–4°F to 140°F) Features: – No standby power consumption – All-metal construction for durability and stable performance – Low-flow activation with high-flow capability – Self-cleaning function for impurities – Customizable threaded joint, cable length, and terminals – Suitable for water heaters, electric faucets, mechanical equipment, HVAC, and other water-saving applications Package includes: 1 × DC250V 70W G1/2 Full-Copper Water Flow Sensor Switch (DN15) Note: Due to lighting and screen settings, the item’s color may vary slightly from images. Slight dimensional variations may occur due to manual measurement.