The Bosta 401412 K91 BI-BU 1/2" ball valve is a genuine Bosta component, designed for reliable fluid control in industrial and agricultural applications. This high-quality valve features a full bore design and is constructed from durable nickel-plated brass with robust PTFE seals. Rated for a nominal pressure of PN40, it can operate effectively within a wide temperature range from -20°C to +150°C. Its K91 BI-BU 1/2" designation indicates its specific configuration and connection type, making it suitable for various plumbing and machinery systems requiring a dependable shut-off valve.