The Multispan CTR-63-A2-A Current Transducer converts 0–5A AC input into 4–20mA analog output with optical 3-way isolation and 100–270V AC auxiliary supply for industrial monitoring systems. The CTR-63-A2-A belongs to Multispan brand ecosystem within the CTR series for current measurement applications. It supports fast response time under 150ms with stable signal conversion for automation environments.