Skip to main content
MGT4012WB-W15 40mm DC Brushless Cooling Fan 12V 0.70A for Server Rack
mycaitech cooler

MGT4012WB-W15 40mm DC Brushless Cooling Fan 12V 0.70A for Server Rack

Bottom line: The MGT4012WB-W15 40mm DC Brushless Cooling Fan 12V 0.70A for Server Rack is a specs-and-price decision rather than a crowd-consensus one in the retro cpu coolers & fans category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Check price on Amazon

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Backed by mycaitech cooler's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Model: MGT4012WB-W15 Dimension: 40mm × 40mm × 28mm Rated Voltage: DC 12V Rated Current: 0.70A Wire Configuration: 4 Pin PWM (Red:+ Black:- Yellow:Speed Signal Blue:PWM Control) Motor Type: DC Brushless Industrial Motor Certifications: UL, CE Mounting Hole Pitch: 32mm Feature: High Air Pressure, PWM Speed Adjustable, Heavy Duty, High Heat Dissipation Application: Mini Server Rack, Inverter, Power Supply, Medical Equipment, Communication Cabinet, Industrial Controller

SpecPicks Verdict

SpecPicks scored MGT4012WB-W15 40mm DC Brushless Cooling Fan 12V 0.70A for Server Rack using a rating × review-volume × price-fit model applied to published specs and reviews across the retro cpu coolers & fans category. mycaitech cooler's retro cpu coolers & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro cpu coolers & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Standard 4028 Mini Industrial Size: 404028mm compact heavy-duty frame, standard 32mm mounting hole spacing, fits small server racks, inverters and compact industrial power units.
  • High Performance Cooling Output: Rated DC 12V, large 0.70A operating current, delivers powerful airflow & static pressure to rapidly dissipate high heat from dense small electronic components.
  • 4-Pin PWM Speed Control Design: 4-color wire PWM interface supports automatic speed adjustment based on temperature, balances cooling power and running noise for intelligent heat management.
  • Reliable Long-Life Brushless Motor: Reinforced plastic fan frame and high-strength blades, low vibration stable continuous operation, certified with UL & CE for 24/7 industrial running.
  • Compact Wide Industrial Applications: Ideal high-pressure replacement fan for mini server rack, frequency converter, switching power supply, medical equipment, small control cabinet and communication modules.

Full Specifications

Brandmycaitech cooler
Voltage12 volts
Wattage8.4 watts
MaterialAlloy Steel, Plastic, Polybutylene Terephthalate
Noise Level47 db
Part NumberS18F20-MGWCS
Material TypeAlloy Steel, Plastic, Polybutylene Terephthalate
Cooling Methodfan
Number of Items1
Vibration/RumbleYes
Compatible Devicesfan
Included ComponentsMotor fan blade
Power Connector Type2-Pin
Maximum Rotational Speed3000 rpm
Reliable Long-Life Brushless MotorReinforced plastic fan frame and high-strength blades, low vibration stable continuous operation, certified with UL & CE for 24/7 industrial running.
Standard 4028 Mini Industrial Size404028mm compact heavy-duty frame, standard 32mm mounting hole spacing, fits small server racks, inverters and compact industrial power units.

Ready to buy?

MGT4012WB-W15 40mm DC Brushless Cooling Fan 12V 0.70A for Server Rack is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

Related Retro CPU Coolers & Fans

More guides & deep dives from the SpecPicks archive

Browse all articles & guides →

More reviews from the SpecPicks archive

Browse all reviews →

Earliest SpecPicks reviews

Browse full archive →