1Piece LM337 DC Adjustable Regulated Power Supply Board XR-103, Positive & Negative Voltage Stabilized Power Adjustable Module, Linear Voltage Regulator Circuit Board for Electronic Experiment, DIY Ci

This is XR-103 adjustable regulated power supply module built with LM337 chip, capable of providing positive and negative adjustable stabilized voltage output. Adopting linear voltage regulation scheme, the module features stable output voltage, low voltage ripple and reliable power supply performance.

Users can flexibly adjust the output voltage according to experimental demands, which meets diverse power requirements of analog circuits. The circuit layout is optimized, with reasonable component arrangement to enhance anti-interference ability during operation.

Small board size facilitates installation inside experimental equipment, DIY electronic devices and test fixtures. It is an ideal auxiliary power unit for electronic enthusiasts, laboratory circuit debugging, student teaching experiments and small electronic maintenance work.

Please strictly follow the wiring specification during operation. Do not overload the module to avoid burning electronic components. Confirm input voltage range before powering on to guarantee safe and stable operation.