![Amazon.com: 4PCS 3D Printer Brushless Cooling Fan 40x40x10mm DC12V Oil Bearing Blower Fan Turbo fan with 2 Pin Terminal for Hotend Extruder Heatsinks Makerbot MK7 MK8 CPU Chip Arduino Creality Ender 3 Amazon.com: 4PCS 3D Printer Brushless Cooling Fan 40x40x10mm DC12V Oil Bearing Blower Fan Turbo fan with 2 Pin Terminal for Hotend Extruder Heatsinks Makerbot MK7 MK8 CPU Chip Arduino Creality Ender 3](https://m.media-amazon.com/images/I/61Mv9FC73eL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: 4PCS 3D Printer Brushless Cooling Fan 40x40x10mm DC12V Oil Bearing Blower Fan Turbo fan with 2 Pin Terminal for Hotend Extruder Heatsinks Makerbot MK7 MK8 CPU Chip Arduino Creality Ender 3
![Amazon.com: MEIRIYFA Chassis Fan Hub 3 Pin 4 Pin PWM PC CPU Cooling Fan Hub, 8 Way 12 V Cooling Fan Splitter Controller Hub - SATA Interface Power Supply : Electronics Amazon.com: MEIRIYFA Chassis Fan Hub 3 Pin 4 Pin PWM PC CPU Cooling Fan Hub, 8 Way 12 V Cooling Fan Splitter Controller Hub - SATA Interface Power Supply : Electronics](https://m.media-amazon.com/images/I/81fpHxJhbIL.jpg)
Amazon.com: MEIRIYFA Chassis Fan Hub 3 Pin 4 Pin PWM PC CPU Cooling Fan Hub, 8 Way 12 V Cooling Fan Splitter Controller Hub - SATA Interface Power Supply : Electronics
![Amazon.com: ELECTOP PC Chassis Fan Hub CPU Cooling HUB 10 Port 12V 4 Pin Fan PWM Hub Molex Controller : Electronics Amazon.com: ELECTOP PC Chassis Fan Hub CPU Cooling HUB 10 Port 12V 4 Pin Fan PWM Hub Molex Controller : Electronics](https://m.media-amazon.com/images/I/513XJXH1gRL._AC_.jpg)
Amazon.com: ELECTOP PC Chassis Fan Hub CPU Cooling HUB 10 Port 12V 4 Pin Fan PWM Hub Molex Controller : Electronics
![Amazon.com: MEIRIYFA 3 Pin 4 Pin Fan Adapter PWM PC Chassis Cooling Fan Hub 8 Way Splitter DC12V Speed Controller with 6 Pin Power Port,Chassis Fan Pressure Regulating Governor : Electronics Amazon.com: MEIRIYFA 3 Pin 4 Pin Fan Adapter PWM PC Chassis Cooling Fan Hub 8 Way Splitter DC12V Speed Controller with 6 Pin Power Port,Chassis Fan Pressure Regulating Governor : Electronics](https://m.media-amazon.com/images/I/71Aus2t3r5L._AC_UF894,1000_QL80_.jpg)
Amazon.com: MEIRIYFA 3 Pin 4 Pin Fan Adapter PWM PC Chassis Cooling Fan Hub 8 Way Splitter DC12V Speed Controller with 6 Pin Power Port,Chassis Fan Pressure Regulating Governor : Electronics
![Amazon.com: Taidacent 2510-4P 3P Manual 4 Wires 0-5V 12V Fan Speed Controller PWM Speed Control On Off Switch for PC CPU Case Fan with Knob (Solder Connector with Plastic Black Knob) : Amazon.com: Taidacent 2510-4P 3P Manual 4 Wires 0-5V 12V Fan Speed Controller PWM Speed Control On Off Switch for PC CPU Case Fan with Knob (Solder Connector with Plastic Black Knob) :](https://m.media-amazon.com/images/I/71NdtOOBg2L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent 2510-4P 3P Manual 4 Wires 0-5V 12V Fan Speed Controller PWM Speed Control On Off Switch for PC CPU Case Fan with Knob (Solder Connector with Plastic Black Knob) :
![Amazon.com: HiLetgo TB6612 Mosfet for Arduino Motor Shield Standard IIC I2C TB6612FNG Stepper Motor PCA9685 PWM Servo Driver Shield V2 Robot PWM Uno Mega R3 Replace L293D : Industrial & Scientific Amazon.com: HiLetgo TB6612 Mosfet for Arduino Motor Shield Standard IIC I2C TB6612FNG Stepper Motor PCA9685 PWM Servo Driver Shield V2 Robot PWM Uno Mega R3 Replace L293D : Industrial & Scientific](https://m.media-amazon.com/images/I/61w0lRDnX5L._AC_UF894,1000_QL80_.jpg)
Amazon.com: HiLetgo TB6612 Mosfet for Arduino Motor Shield Standard IIC I2C TB6612FNG Stepper Motor PCA9685 PWM Servo Driver Shield V2 Robot PWM Uno Mega R3 Replace L293D : Industrial & Scientific
![Amazon.com: Adafruit 4483 5-pin (Arduino MKR) to 4-pin JST SH Stemma QT/Qwiic Cable - 100mm Long : Electronics Amazon.com: Adafruit 4483 5-pin (Arduino MKR) to 4-pin JST SH Stemma QT/Qwiic Cable - 100mm Long : Electronics](https://m.media-amazon.com/images/I/41AXrYyHJfL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Adafruit 4483 5-pin (Arduino MKR) to 4-pin JST SH Stemma QT/Qwiic Cable - 100mm Long : Electronics
![Amazon.com: KEYFANCLUB High CFM Computer Fan 12V 4-PIN PWM Register Booster Fan 120mm x 38mm for Mining Machine RV Fridge Server Cabinets CPU GPU Cooling : Electronics Amazon.com: KEYFANCLUB High CFM Computer Fan 12V 4-PIN PWM Register Booster Fan 120mm x 38mm for Mining Machine RV Fridge Server Cabinets CPU GPU Cooling : Electronics](https://m.media-amazon.com/images/I/71JqKWzKaOL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: KEYFANCLUB High CFM Computer Fan 12V 4-PIN PWM Register Booster Fan 120mm x 38mm for Mining Machine RV Fridge Server Cabinets CPU GPU Cooling : Electronics
![Amazon.com: DIYables Cooling Fan 12V DC, Works with Arduino, ESP32, ESP8266, Raspberry Pi : Electronics Amazon.com: DIYables Cooling Fan 12V DC, Works with Arduino, ESP32, ESP8266, Raspberry Pi : Electronics](https://m.media-amazon.com/images/I/713qily6+gL._AC_UF894,1000_QL80_.jpg)
Amazon.com: DIYables Cooling Fan 12V DC, Works with Arduino, ESP32, ESP8266, Raspberry Pi : Electronics
![Amazon.com: Acxico 1 Pcs DC 12v 3a 2pin PWM PC CPU Fan Temperature Control Thermostat Speed Controller : Electronics Amazon.com: Acxico 1 Pcs DC 12v 3a 2pin PWM PC CPU Fan Temperature Control Thermostat Speed Controller : Electronics](https://m.media-amazon.com/images/I/61i+6mqe4xL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Acxico 1 Pcs DC 12v 3a 2pin PWM PC CPU Fan Temperature Control Thermostat Speed Controller : Electronics
![Amazon.com: Noctua NF-F12 5V PWM, Premium Quiet Fan with USB Power Adaptor Cable, 4-Pin, 5V Version (120mm, Brown) : Electronics Amazon.com: Noctua NF-F12 5V PWM, Premium Quiet Fan with USB Power Adaptor Cable, 4-Pin, 5V Version (120mm, Brown) : Electronics](https://m.media-amazon.com/images/I/81mSPKcv89L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Noctua NF-F12 5V PWM, Premium Quiet Fan with USB Power Adaptor Cable, 4-Pin, 5V Version (120mm, Brown) : Electronics
![Amazon.com: BUYMINERS.CA Cooling Fan Simulator (1st Generation) - Plug & Play 4 Pin Fan Spoofers for Bitmain Antminer, Dragonmint and More (10 Pack) : Electronics Amazon.com: BUYMINERS.CA Cooling Fan Simulator (1st Generation) - Plug & Play 4 Pin Fan Spoofers for Bitmain Antminer, Dragonmint and More (10 Pack) : Electronics](https://m.media-amazon.com/images/I/71rF+rpjNzS._AC_UF1000,1000_QL80_.jpg)
Amazon.com: BUYMINERS.CA Cooling Fan Simulator (1st Generation) - Plug & Play 4 Pin Fan Spoofers for Bitmain Antminer, Dragonmint and More (10 Pack) : Electronics
![2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific - Amazon.com 2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific - Amazon.com](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/41taML6qemL._AC_UF1000,1000_QL80_.jpg)
2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific - Amazon.com
![Amazon.com: SinLoon Chassis Fan Pressure Regulating Governor, 2 Pin 3 Pin 4 Pin Fan Adapter PWM PC Chassis Cooling Fan Hub,4 Way Splitter 12V Speed Controller with 6 Pin Power Port(4 Way) : Electronics Amazon.com: SinLoon Chassis Fan Pressure Regulating Governor, 2 Pin 3 Pin 4 Pin Fan Adapter PWM PC Chassis Cooling Fan Hub,4 Way Splitter 12V Speed Controller with 6 Pin Power Port(4 Way) : Electronics](https://m.media-amazon.com/images/I/71EEGm+shDL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: SinLoon Chassis Fan Pressure Regulating Governor, 2 Pin 3 Pin 4 Pin Fan Adapter PWM PC Chassis Cooling Fan Hub,4 Way Splitter 12V Speed Controller with 6 Pin Power Port(4 Way) : Electronics
![Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- 4Pin Interface Power Supply (4 Pin 4Knob) : Electronics Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- 4Pin Interface Power Supply (4 Pin 4Knob) : Electronics](https://m.media-amazon.com/images/I/71NhsUuFNpL.jpg)
Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- 4Pin Interface Power Supply (4 Pin 4Knob) : Electronics
![Amazon.com: Comidox 2PCS DC 12V 4 Wire PWM PC CPU Fan Temperature Control Speed Controller Module CPU High-Temp Alarm : Electronics Amazon.com: Comidox 2PCS DC 12V 4 Wire PWM PC CPU Fan Temperature Control Speed Controller Module CPU High-Temp Alarm : Electronics](https://m.media-amazon.com/images/I/51jh9x0R89L._AC_UF350,350_QL80_.jpg)
Amazon.com: Comidox 2PCS DC 12V 4 Wire PWM PC CPU Fan Temperature Control Speed Controller Module CPU High-Temp Alarm : Electronics
![Amazon.com: ELECTOP PC Chassis Fan Hub CPU Cooling HUB 10 Port 12V 4 Pin Fan PWM Hub Molex Controller : Electronics Amazon.com: ELECTOP PC Chassis Fan Hub CPU Cooling HUB 10 Port 12V 4 Pin Fan PWM Hub Molex Controller : Electronics](https://m.media-amazon.com/images/S/aplus-seller-content-images-us-east-1/ATVPDKIKX0DER/ADQJP9NWIFYM2/315e20c4-a2c8-4e4e-89db-678c10bd6dd8._SL300__.jpg)
Amazon.com: ELECTOP PC Chassis Fan Hub CPU Cooling HUB 10 Port 12V 4 Pin Fan PWM Hub Molex Controller : Electronics
![Amazon.com: 2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific Amazon.com: 2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/418f6ElvKQL.jpg)
Amazon.com: 2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific
![Amazon.com: Speed Controller 12V PWM 4-Wire PC Fan Temperature Semiconductor Speed Controller : Industrial & Scientific Amazon.com: Speed Controller 12V PWM 4-Wire PC Fan Temperature Semiconductor Speed Controller : Industrial & Scientific](https://m.media-amazon.com/images/I/515ia0ZOZFL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Speed Controller 12V PWM 4-Wire PC Fan Temperature Semiconductor Speed Controller : Industrial & Scientific
![Amazon.com: 2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific Amazon.com: 2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/41oJ-pK9p1L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: 2Pcs Black 2 Pin 12V 40mm x 10mm 4010 Brushless DC Fan PC Cooling Cooler Fan for Arduino Raspberry Pi Reprap Ramps 3D Printer : Industrial & Scientific
![Amazon.com: Expansion Fan Connector, 8 Way Speed Controller for PC Case Cooling Fan Hub, Widely Compatible with 4 Pin and 3 Pin Fans : Electronics Amazon.com: Expansion Fan Connector, 8 Way Speed Controller for PC Case Cooling Fan Hub, Widely Compatible with 4 Pin and 3 Pin Fans : Electronics](https://m.media-amazon.com/images/I/61eGMmcOl1L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Expansion Fan Connector, 8 Way Speed Controller for PC Case Cooling Fan Hub, Widely Compatible with 4 Pin and 3 Pin Fans : Electronics
![Amazon.com: DONGKER Fan Temperature Controller Board,DC 12V 24V 48V 2 Channel 4-Wire PWM Speed Display Module for PC Fan/Alarm : Industrial & Scientific Amazon.com: DONGKER Fan Temperature Controller Board,DC 12V 24V 48V 2 Channel 4-Wire PWM Speed Display Module for PC Fan/Alarm : Industrial & Scientific](https://m.media-amazon.com/images/I/51uK9sKJP6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: DONGKER Fan Temperature Controller Board,DC 12V 24V 48V 2 Channel 4-Wire PWM Speed Display Module for PC Fan/Alarm : Industrial & Scientific
![Amazon.com: Taidacent 2510-4P 3P Manual 4 Wires 0-5V 12V Fan Speed Controller PWM Speed Control On Off Switch for PC CPU Case Fan with Knob (White Connector with Plastic Black Knob) : Amazon.com: Taidacent 2510-4P 3P Manual 4 Wires 0-5V 12V Fan Speed Controller PWM Speed Control On Off Switch for PC CPU Case Fan with Knob (White Connector with Plastic Black Knob) :](https://m.media-amazon.com/images/I/71hNyhqrwTL._AC_UF350,350_QL80_.jpg)