Original MARTECH 12V 4.5A 7000RPM Cooling Fan for Antminer L9 S19kPro, S21, S19jxp, KS5Pro, T21, and More – High-Performance Replacement Fan
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About the Product
Upgrade Your Crypto Mining Efficiency with the MARTECH 7000RPM Cooling Fan
Ensure your crypto mining operations run smoothly with the Original MARTECH 12V 4.5A 7000RPM Cooling Fan. Designed for high-performance mining rigs like the Antminer L9 S19kPro, S21, S19jxp, KS5Pro, T21, and more, this replacement fan delivers superior cooling efficiency to prevent overheating and maximize your mining output.
Crafted with double ball bearings and PWM temperature control, this fan offers precise speed adjustment, ensuring optimal airflow and noise reduction. Whether you're replacing a damaged fan or upgrading your mining setup, the MARTECH DF1203812B2FN is built to withstand the demands of continuous mining operations.
Compatible with Antminer S19kPro, S21, KS5Pro, and Other Leading Models
- 5557 Square 4-pin fan port is designed for Antminer L9, S21, S21XP, T21, KS5, KS5PRO, S19jxp, S19kpro, and similar models, providing a secure and efficient connection.
- 4pin linear connector is compatible with Antminer KS3, X5, Z15Pro, S19XP, S19, S19Pro-A, S19j Pro, S19j Pro+, and others
Upgrade your mining rig's cooling system today and experience uninterrupted performance with the MARTECH 7000RPM Cooling Fan.
Technical Features Table
Feature | Specification |
---|---|
Brand | MARTECH |
Model | DF1203812B2FN |
Size | 120mm x 120mm x 38mm |
Voltage | 12V |
Current | 4.5A |
Speed | 7000 RPM |
Noise Level | 70dB |
Connector Types | 5557 Square 4p ATX / KF2510 4.2mm 4p Linear |
Packaging | 40 pieces/carton (530x300x290mm) |


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