Prevent overheating, faulty parts, and grounding issues by upgrading the power supply in your K40 laser machine. Learn how at K40.se.

Most problems with the K40 laser cutter involves the power supply in one way or another. Here is the facts about the laser power supply installed in most K40 machines with complete pinout …

The K40 laser cutter machine has two types of PSU´s We will describe both types in this guide as they are very similar. First step – laser tube and high voltage. Before doing anything – make …

2021年4月16日 · There’s currently 2 kinds of power supplies for the K40 around. Inside they’re the exact same supply, but just to see if we’re paying attention, the K40 makers seem to like to …

2019年10月2日 · A look into the Power Supply of a K40 Laser Cutter. What cable belongs where and what are they hooked up to.I sketched the in- and outputs and show you a lit...

2024年12月13日 · Be sure you get the correct PSU for your K40 as related to how yours is wired up. Product was exactly as advertised and works perfect as a replacement for my failed PSU. …

2019年8月13日 · If you want to upgrade to a new and better PSU. The HY-T50 is a great little PSU without the problems the original K40 power supply has. It just works. Aliexpress

2020年3月31日 · I would like to replace my old PSU in my K40 3020 (blue one with digital controller) with a new Cloudray MYJG 40W power supply like this one: …

2022年6月17日 · to start using the second psu, i just transfer the right (blue) 5v and 24v wires to the appropriate outputs on the new psu; is that correct? i leave the grounds attached to the …

2023年2月22日 · The K40 has the “IN” pin, which is supposed to be a PWM pin for “power” and the “L” pin (active low?) for “activating” the laser. the grbl has a PWM pin on the “laser” …