: The fan operates on a 12V DC supply. The Black (GND) and Yellow (+12V) wires provide constant power to the internal motor and control circuitry.
Standard Intel PWM Fan Pinout (Starting from key-way side):
adheres strictly to the standardized Intel 4-wire fan specification. However, proprietary motherboard implementations (such as specific Dell OptiPlex or HP Small Form Factor systems) may feature non-standard plastic connector housings. Regardless of the plastic shell shape, the internal sequence of the four trailing wires follows an industry-standard logic blueprint: Pin Number Wire Color Signal Function Electrical Characteristics Black Ground (GND) 0V System Reference Pin 2 Yellow Power Supply (+12V) Constant 12V DC Input Pin 3 Green Tachometer (Sense) Open-Collector Output, 2 pulses/revolution Pin 4 Blue PWM Control 5V TTL Logic Level Input (Target 25 kHz) 1. Pin 1: Ground (Black)
92mm x 92mm x 25mm (Standard thickness).
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PWM (Pulse Width Modulation) signal for variable speed control. How it Works Wiring a 4-pin fan direct to 12v DC | Tom's Hardware Forum
This is the negative lead, completing the electrical circuit.
is a common 92mm x 25mm cooling fan found in HP workstations and custom PC builds. Getting it to work outside its original environment requires understanding its 4-wire PWM (Pulse Width Modulation) configuration. While many 4-pin fans follow a standard, wire colors can sometimes vary, so verifying the pinout is critical for safety and performance. Standard 4-Wire Pinout & Color Guide Most versions of the PVA092G12H
Standard 4-pin ATX fan connector housing (salvaged or bought online) : The fan operates on a 12V DC supply
The PWM (Blue) wire allows the system to keep the fan quiet at idle but ramp up to its maximum RPM (usually around 3,500–4,500 RPM) when temperatures rise.
Understanding how its 4-wire configuration interacts with system motherboards or standalone microcontrollers allows for optimal hardware integration. Foxconn PVA092G12H Technical Specifications
The PVA092G12H typically follows a standard 4-pin color code, though some OEM versions (specifically for older HP or Dell machines) may vary. Always verify the pin positions on the connector itself. Wire Color Signal Function Description Black Ground (GND) Negative power terminal. 2 Yellow +12V DC Main power supply. 3 Green Tachometer (Sense) Sends speed signal to the motherboard. 4 Blue PWM Control Receives speed control signal from the system. Technical Specifications Wiring a 4-pin fan direct to 12v DC | Tom's Hardware Forum
is a highly popular, industrial-grade 92mm x 92mm x 25mm axial cooling fan widely used in desktop computers, servers, and custom electronics. Operating at , this fan relies on a 4-wire Pulse Width Modulation (PWM) architecture to deliver precision thermal management. Understanding the Foxconn PVA092G12H This public link is valid for 7 days
The internal logic defaults to maximum speed.
Knowing these details will allow me to provide step-by-step pin-mapping instructions for your exact setup. Share public link
Ensure the White (Tachometer) wire is securely seated in the connector pin. If the wire is secure but the error persists, the internal Hall-effect sensor inside the Foxconn motor may be burned out.
Here is how to wire the fan for different scenarios.