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Small black laptop CPU cooling fan with four-pin connector

DBTLAP

DBTLAP laptop CPU fan KSB0705HA for Sony VPC-SA SB SD

SKU CH-QW53-6D94R

A replacement CPU cooling fan for Sony VPC-SA, SB and SD series laptops with a four-pin connector

  • Accessory categoryCooler
  • Tested individually for 100% working reliability
  • Four-pin connector fits Sony VPC-SA SB SD models
  • Replaces original KSB0705HA fan in PCG-41215T and PCG-41217T
  • Supplied by Forcecon, ADDA, Sunon or Kipo depending on stock
  • Nine-month coverage included with every unit

Direct replacement for Sony VPC-SA SB SD

This DBTLAP CPU fan matches the KSB0705HA part number used in Sony VPC-SA SB SD PCG-41215T and PCG-41217T laptops. It connects via the original four-pin header so the motherboard retains full speed control. The unit is supplied new and individually tested before dispatch.

Thermals noise and power in normal use

The four-pin interface allows the system firmware to modulate fan speed according to processor temperature. Acoustic output and power draw therefore follow the laptop’s own thermal curve rather than running at a fixed maximum. No external power adapter is required.

Tested unit and manufacturer variance

Each fan is bench-tested to confirm 100 per cent operation before it leaves the supplier. The component may be sourced from Forcecon ADDA Sunon Kipo or an equivalent manufacturer depending on stock, but the fit and connector remain identical to the original specification.

How it compares

Measured against everything we stock in Laptop Cooling Stands & Fans, at today’s prices. Recalculated every night.

Price $13.99
Cheaper than about 73% of the 6,190 comparable items (median $20.99).

Specifications

Product
Accessory categoryCooler

Questions about this item

How do I install the 4-pin KSB0705HA fan in my Sony VPC-SA and what step do people miss?

Disconnect the battery, remove the heatsink assembly, swap the fan, then reconnect the 4-pin cable; the step most people miss is reapplying thermal paste on the CPU and GPU dies before refitting the heatsink.

What maintenance or replacement will the Forcecon ADDA Sunon Kipo fan need later?

Expect to clean dust from the heatsink fins every six to twelve months with compressed air; if bearing noise or speed drop appears, replace the whole fan unit — no user-serviceable parts inside.

What limit appears first under sustained load with this 4-pin CPU cooler?

The thermal ceiling of the Sony VPC-SA heatsink is reached before the fan hits maximum RPM, so temperatures stabilise at the chassis limit rather than the fan’s airflow limit.

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