40x40x20mm 5V 4-Pin PWM Cooling Fan Short Lead Version | BitAxe Gamma / ASIC Miner Cooling | Generic Fan 40x40x20mm 5V DC 4-Pin PWM Short Lead Best For BitAxe Gamma ASIC Miners Electronics Cooling 40mm Fan Applications Thank you for supporting our small family business — we’re a husband, wife, and baby son team, and every order truly means a lot to our family. We take pride in honest listings, careful packing, fast handling, and dependable customer service. Product Overview This listing is for one generic 40x40x20mm 5V 4-pin PWM cooling fan with a shorter lead/cable. These fans were used on our BitAxe Gamma miners for only a few weeks, then removed and placed into storage. This version has a shorter lead/cable than our other fan listing. Please review the photos carefully for the connector style and approximate cable length before purchasing. They are being listed generically because labeling varies between units. Some fans may have a manufacturer label, some may be unlabeled, and printed label information may vary from the examples shown. Compatibility & Use These are 40 x 40 x 20 mm, 5V, 4-pin PWM cooling fans previously used with BitAxe Gamma miners. They may also be suitable for other ASIC miners, electronics projects, embedded systems, and other applications that use the same fan dimensions, voltage, connector configuration, and available cable length. Please verify the short lead/cable length shown in the photos is suitable for your application before purchasing. Also confirm your required 40x40x20mm size, 5V voltage, and 4-pin connection. Product Highlights ✓ 40 x 40 x 20 mm cooling fan ✓ 5V DC ✓ 4-pin PWM connection ✓ Short lead/cable version ✓ Previously used on BitAxe Gamma miners ✓ Used for only a few weeks before removal ✓ Stored after removal ✓ Suitable for compatible ASIC miner and electronics cooling applications ✓ Generic / unbranded listing — labels may vary or may be absent Condition Description Pre-owned 40x40x20mm 5V 4-pin PWM cooling fan with a shorter lead/cable. These fans were used for only a few weeks on BitAxe Gamma miners, then removed and stored. They may show light cosmetic wear from normal use, including minor surface marks and possible dust. Labeling varies between units. Some fans may have a manufacturer label, some may be unlabeled, and label branding or printed information may differ from the photos. No cracks or major exterior damage are visible in the examples shown. Please review all photos carefully. Important Notes This listing is for 1 cooling fan only. This is the short lead/cable version. Please review photos for connector style and cable length before purchasing. Brand is listed as generic / unbranded due to varying or missing labels. Some units may have labels while others may not. Manufacturer names, model markings, and label appearance may vary. Screws are NOT included. Adapters are NOT included. Extension cables and other accessories are NOT included. Please verify size, voltage, connector, and cable-length compatibility before purchasing. Ships securely packaged with care to help ensure safe arrival. USA Stock Fast Handling Careful Packing Responsive Service Visit Our store Browse more graded comics, collectibles, electronics, accessories, custom 3D prints, and other unique finds from JBR Collection. Shop JBR Collection