Cooler Master Hyper 212 Halo Black CPU Cooler RR-S4KK-20PA-R1
- 120 mm
- Black
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92 mm ball-bearing fan runs on 24 V at 3.5 W with a 3-wire connector for server cooling
OEM Industries KLDC24B4S is a 92 mm square, 38 mm thick DC brushless fan rated for 24 V and 3.5 W. It uses a ball-bearing motor and a three-wire power connector without LED lighting. The unit is supplied new and intended as a replacement or integration component for server and industrial chassis.
Suits 24 V rack-mount servers, industrial enclosures and inverter cooling slots that accept a 92 mm footprint. Not for standard desktop motherboards or laptop cooling assemblies that operate on different voltages. Builders needing PWM speed control or a larger frame should consider other options.
The 24 V operating voltage is the single specification that determines fit; the cooler will only function in systems that provide a 24 V DC fan header or equivalent power source.
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| Product | |
|---|---|
| Model name | KLDC24B4S |
| Product color | Black |
| Product type | Fan only |
| Power | |
| Power input connector | 3 Wires |
| Size & build | |
| Fan size | 90 mm |
| Bearing design | Ball |
| More details | |
| LED lighting | No |
Yes — it draws 0.14 A at 24 V and uses a three-wire connector, so the header must supply 24 V DC.
The housing measures 92×92×38 mm, matching the standard 9232 footprint used in many 1U servers.
The third wire carries a tachometer signal; plug it into a monitoring header and verify RPM in BIOS or hardware software.
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