01FAN ACCESSORIES
Precise control for your airflow
Mounted discreetly within a duct or beside a workbench, this compact regulator sits quietly at the heart of your ventilation system. Its matte ABS shell blends into utility spaces while offering tactile feedback as you dial in the exact airflow required.
Designed for AC brushed motors, it manages rotation for exhaust fans, angle grinders, and incandescent lamps. It suits homeowners seeking precise air movement without the complexity of digital interfaces, provided their equipment lacks sensitive electronic circuit boards.


02DESIGN
Compact ABS housing for tight spaces
The unit is constructed from durable ABS plastic, a material chosen for its resilience in high-vibration environments. Weighing approximately 455 grams, it is light enough to mount on thin brackets yet substantial enough to feel secure in hand. The form factor is utilitarian, prioritising function over ornamentation, ensuring it fits neatly into standard electrical enclosures or alongside fan housings without protruding awkwardly.

04SAFETY
Integrated fuse guards against overload
Built-in protection monitors the current flow, automatically cutting power if the instantaneous load exceeds fifteen amperes. This dedicated fuse acts as a silent guardian, protecting both the connected motor and the wiring from thermal stress during peak demand. It is a simple mechanical safeguard that adds a layer of confidence to running high-draw appliances like industrial blowers or heavy-duty drills.
05COMPATIBILITY
Suited for brushed AC motors only
This regulator is engineered specifically for AC brushed motors found in traditional exhaust fans, ceiling fans, and power tools such as angle grinders and AC drills. It is not designed for brushless motors or devices containing complex electronic circuit boards, such as microwaves or LED lighting arrays. Understanding this distinction ensures stable performance and prevents flickering or stuttering in sensitive electronics.


06AT A GLANCE
The key points
- Stepless knob allows infinite speed variations
- ABS casing with integrated 15A fuse protection
- Three fixed settings: low, medium, full
- Fits inline ducts, exhaust fans, and blowers
- Includes instruction manual for setup
07
About this product
1, Stepless Speed Adjustment: The AC motor speed controller provides users with the flexibility to adjust fan speed or motor rotation according to their actual needs. This feature offers a more adaptable user experience, making it suitable for a wide range of scenarios. 2, Versatile Device Compatibility: Compatible with various equipment types, including power tools, fans, and different types of blowers, this speed controller caters to the diverse needs of users. 3, Advanced Safety Features: Equipped with a dedicated fuse protecting switch, the electric fan speed controller features overload and short circuit prevention. If the instantaneous current exceeds 15 amperes, the fuse guard will automatically blow and cut off the power, ensuring the safety of devices and users. 4, Multiple Speed Options: Offering three speed settings, low, medium, and full speed, this variable speed controller allows easy adjustment for inline fans and duct fans, ensuring optimal performance according to different requirements. 5, Broad Application Range: Suitable for appliances like electric fans, exhaust fans, angle grinders, blowers, AC drills, and incandescent lamps, it is not compatible with devices containing electronic circuit boards and capacitors, such as microwaves and LED lights.
This speed controller is only suitable for AC brushed motors, do not use it with brushless motors.
Specification
Item Type: AC Motor Speed Controller
Material: ABS
Weight: Approx. 455.00g / 16.05oz
Package List
1 x AC Motor Speed Controller
1 x Instruction Manual
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