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Square 4cm black cooling fan with four wires and double ball bearing

TSUJ

TSUJ Kepler-C72J-OYS-0222 2 in 1 accessory

SKU CH-KW0Z-314C1

A 12 V, 2.10 A, 4-wire double ball bearing cooling fan for 2-in-1 devices

  • Key featuresDC12 V 2.1A FAB4028S12 4020 4 cm 4-Wire Double Ball Bearing
  • DC 12 V 2.10 A power ensures stable cooling performance
  • 4-wire PWM control enables precise fan speed adjustment
  • Double ball bearing design extends operational lifespan
  • 4020 form factor fits compact 2-in-1 systems

TSUJ Kepler-C72J-OYS-0222 cooling fan

This TSUJ cooling fan operates on a 12 V DC supply drawing 2.10 A. The 4020 frame houses a 4-wire double ball bearing motor suited for 2-in-1 laptop thermal management. It targets technicians and builders replacing or upgrading a system fan in compatible devices.

FAB4028S12 4-wire double ball bearing

The 4-wire interface enables speed monitoring and PWM control for precise airflow regulation. Double ball bearings reduce friction and extend service life compared with sleeve alternatives. The FAB4028S12 part number identifies the exact replacement for supported platforms.

How it compares

Measured against everything we stock in 2-in-1 Device Accessories, at today’s prices. Recalculated every night.

Price $18.99
Cheaper than about 95% of the 7,473 comparable items (median $56.99).

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Specifications

Product
Brand nameTSUJ
Part numberKepler-C72J-OYS-0222

Questions about this item

When will the double ball bearing in the FAB4028S12 fan need replacement?

The double ball bearing design is built for continuous operation and typically lasts for years before any service is required.

What thermal limit appears first during sustained 12 V 2.10 A operation?

The motor's internal thermal protection triggers before the bearing or frame reaches a critical temperature.

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