Replacement 40 x 20 mm, 5V Fan for 3Com Baseline Switch 2928-SFP Plus (Conclusion)
This article is the final part of the story titled Replacing a 40 x 20 mm, 5V Fan for a 3Com Baseline Switch 2928-SFP Plus . I chose the Noctua NF-A4x20 5V, Premium Quiet Fan, 3-Pin, 5V Version ( affiliate link ) after I learned that these fans are high quality and very quiet. Noctua makes both 12V and 5V fans. The company also offers 3 and 4 wire variations for each. You need the 5V, 3-wire version for the 3Com Baseline Switch. I had a bad experience with Amazon's customer service when I tried to return the 12V version of this fan. Read about it here . The Noctua kit is well designed. It has a lot of parts to suit any situation you might face. I will only focus on the parts I used for this project. The fan connector on the 3Com is proprietary. I used the OmniJoin adapters that came with Noctua to connect the fan to the 3Com connector. I cut off the connector from the old fan and the connector from the Noctua fan. Each pair of wires (Black-Black, Red-Red, White-Yellow)