. This is not a model number; it’s a fire safety certification from Underwriters Laboratories (UL). In the world of circuit boards, indicates that the material is self-extinguishing
: This is a UL 94 flammability rating. It indicates that the board's material will self-extinguish within 10 seconds of being ignited and will not produce flaming drips. Where to Find Schematics
Search for:
Do you have the of the device the board came from? I can help you track down the specific service manual instead.
It is a fire safety standard. Underwritten by UL (Underwriters Laboratories), the "94V-0" designation certifies that the PCB material (the fiberglass sheet itself) is . If the circuit board catches fire, the 94V-0 rating guarantees it will self-extinguish within 10 seconds once the flame source is removed. cm-4 94v-0 schematics
If you search for these terms, you aren't finding a consumer product. You are finding the hidden world of .
If you have ever cracked open an old computer power supply, a router, or a generic electronic gadget, you have likely seen the stamped text on the green fiberglass board: . It indicates that the board's material will self-extinguish
The markings do not refer to a specific device model, but rather to the manufacturing standards and material certifications of the circuit board itself.