120mm DC Cooling Fan 12V 3Wire Quiet Airflow with RPM Speed Sensor for Computer Case Replacement

120mm DC Cooling Fan 12V 3Wire Quiet Airflow with RPM Speed Sensor for Computer Case Replacement Description

Compact 120 x 120 x 25 mm cooling fan designed for reliable DC cooling in electronics and equipment. Model numbers A1202520RB3BNF1 and DF1202512RFUN specify the same 12V 0.37A, threewire configuration intended as a direct replacement or upgrade for systems using this fan size and connector type. Key benefits Reliable cooling for heatsensitive components: runs on 12V DC at 0.37A to deliver consistent airflow while maintaining modest power consumption. Threewire design for monitoring: includes power, ground, and a tachometer output for RPM feedback to host controllers or monitoring systems. Standard form factor for easy installation: 120 x 120 x 25 mm dimensions match common mounting patterns for fast replacement and compatibility with many enclosures. Durable, serviceready construction: engineered for continuous operation in electronic enclosures and equipment cooling applications. Features and specifications Voltage: 12V DC Current draw: 0.37A Connector: threewire configuration for power and speed signal Size: 120 x 120 x 25 mm, fits standard 120 mm mounting locations Models: A1202520RB3BNF1 and DF1202512RFUN Why customers need this fan Prevents overheating of processors, power supplies, and control electronics by maintaining steady airflow. Provides speed feedback to support temperaturebased control and system diagnostics. Replaces worn or noisy fans with a likeforlike electrical and mechanical match, minimizing downtime. Typical applications Desktop workstations, gaming rigs, and small servers that require a standard 120 mm fan with speed monitoring. Industrial control cabinets and power supply bays where continuous ventilation and RPM feedback are needed. Network equipment, storage enclosures, and custom electronics projects that accept a 120 x 120 x 25 mm fan and a threewire connector. Compatibility notes Intended for systems that accept a 120 x 120 x 25 mm fan and a threewire power/signal connector. Verify connector pinout and mounting hole alignment before installation. Ordering details Supplied as the listed model numbers A1202520RB3BNF1 and DF1202512RFUN for direct identification and replacement compatibility.