4-Inch 12V DC Brushless Cooling Fan

4 Inch 12V DC Fan is the best choice for customers. This Exhaust Fan with high-quality material is ideal for compact PC cases (HTPC, ITX, Small Form Factor) and other chassis (intake & exhaust), replacement fan for NAS and other devices, etc. This fan is made from injection-moulded, plastic housing a durable DC motor for long life. 4 Inch 12V DC Fan  are 4 through holes to allow easy mounting to a variety of surfaces. Our 12V DC fans are the clear choice for anyone needing, quality, reliability and low-cost cooling in their DIY project.

Overview:

Features & Specifications Fan:

1. Type: Axial Flow Fan
2. Blade Material: Plastic
3. Bearing Type: Ball/hypro bearing
4. Frame size(mm): 100X100X25
5. Bearing system type: Ball/Hydraulic bearing
6. Rated voltage: 5V/12V/24V/48V
7. Rated speed: 2000/2500/3000/3500/4000/5000RPM
8. Maximum airflow: 26.13/33.02/38.10/43.90/49.50/63.50CFM
9. Maximum pressure(mmH2O): 1.75/2.65/3.38/4.85/6.58/9.40mmH2O
10. Maxima noise(dBA): 22.1/26.7/30.9/37.2/40.9/42.0dBA
11. Function: by impedance, by IC, by IC with FG
12. Safety approvals: CE, TUV, UL
13. Lead wire: UL Type (+): Red wire ; (-): Black wire. This is a two-wire cooling fan
14. Bearing Type: Dual Ball Bearings
15. Life: Working up to 50000h at 25 degrees.
16. Applications: Server cabinet, UPS power, computer, CPU,etc.

Note:

1. Check the voltage whether fit your need. power the fan with corresponding voltage.
2. Make sure the “+” (RED wire) and “－”（Black wire）are connected to power correctly.

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Package Include:

1 x 4 Inch 12V DC Exhaust Fan