# 4-pin fan connector

> rectangular electrical connector used for PWM-controlled computer fans with tachometer output

**Wikidata**: [Q65109480](https://www.wikidata.org/wiki/Q65109480)  
**Source**: https://4ort.xyz/entity/4-pin-fan-connector


## References

1. 4-Wire Pulse Width Modulation (PWM) Controlled Fans: Specification