AHV12V1KVR5MAP is a combination of switching step-up  technology and linear regulation, which converts the low  input voltage into a stable high output voltage. It comes with  output short-circuit protection and a wide range of output  voltage adjustments. This high voltage power supply also  features ultra-small size, light weight, moisture proof,  shockproof, metal enclosure, and zero EMIs. This is a high  stability high voltage power supply, ideal for photomultiplier  tube, optical measurement, light control technology, nuclear  physics, medical equipment, precision instruments, etc.