Is it normal for a 4 pin fan splitter to have 1 4 pin input and x 3 pin inputs? Does that still work with PWM? - Quora
4 Pin Connector
Buy 4 Pin Mini Micro JST 2.0 PH Male-Female Connector with Cable 30cm at Lowest Price in India | Nevon Express
Amazon.com: OPSFALCON 2 Pack 4-Pin (Actual 2-Pin) Molex to 3 Pin 12V PC Case Fan Power Adapter Cable, 3-Pin or 4-Pin (PWM Connector) to Molex Computer Case Fan Power Adapter Cable : Electronics