Lutron CC-421 Voltage Current Calibrator

The Lutron CC-421 is a professional-grade voltage and current calibrator designed for precision sourcing and measuring of voltage (0-20V) and current (0-24mA) signals. Engineered for testing, calibration, and troubleshooting of control systems, transmitters, and signal devices, the CC-421 combines a compact handheld design with high accuracy and user-friendly controls. Its dual-function capability makes it ideal for both laboratory and field use in industrial automation, instrumentation, and maintenance applications.