Reviews Three phase Asynchronous Electric Motors

WFLNHB Variable Speed Controller Fit for Router Fan Electric Motor Rheostat AC 1500W / 120 Volt / 15 amps

Fit For Router Fan Electric Motor Rheostat Variable Speed Controller AC 1500W / 120 volt / 15 amps.
For use with brush type motors only, Will not work with brushless type motor or soft/slow start motors,Use with centrifugal fans only.
Pls confirm the item if it matches your car before you purchase.
Three settings include : off / on (full) / variable.

It is suitable for improving the water quality to provide a clear and healthy pond for your fish.
Filter is made of high quality material and the outer covering is high strength, which is durable and waterproof. You can place it on the shore or underground. It can be used for a long time.
3200GPH pond pump is good for waterfalls, fountain, pond filtration systems, or any other pond application.
Using with a high-performance single-phase capacitor running asynchronous motor, it completely waterproof and sealed, waterproof level IP68, and overheating protection.
Package Contents: Koi Pond Filter, Inlet/Outlet Adapter, Pond Pump and Manual.

Motor drive module is ideal for use in battery-powered smart car, toy cars, robots..
Dual H-bridge motor driver, can drive two DC motors or a 4-wire two-phase stepper motor..
Supply voltage 2V -- 10V, can drive two DC motors or a 4-wire 2-phase stepper motors ,can achieve forward rotation or reverse rotation, it is possible to adjust the rotation speed..
Dual 1.5A * 2, the peak current to be 2.5A, built-in thermal protection circuit, do not be afraid motor stall burned, automatic recovery after the temperature dropped..
Use of imported original chip, built-in low on-resistance MOS switch, minimal heat, no heat sink, small size, low power consumption, is ideal for battery powered..

L298N as Main driver chip L298N, strong driving ability, strong anti-interference, low calorific value, afterflow diode protection, more stable and reliable for Arduino projects, Use large-capacity filter capacitors and diode with freewheeling protection function, increasing reliability..
Double H bridge design, can drive one 2-phase stepper motor, one 4-phase stepper motor or two DC motors, high efficient, To avoid damage the voltage stabilizing chip, please use an external 5V logic supply when using more than 12V driving voltage..
Driving DC motor Because the module is drived by double H bridge,it can drive two motors simultaneously.Input the following driving timing from IN1-IN4 then the speed and direction of the stepper motor can be controlled..
Easy to Use No assembly required. This L298N board comes ready to go. Just wire up motors and power, easy to use..
Wide Usage Great for DIY Smart Car Robot Power MEGA R3 for Mega2560 Duemilanove, if driving voltage is more than 12V, use external standard 5volt TTL outputs to switch the H-bridge circuits..

Stable 350W Brushless Motor --- Vivi electric bike is equipped with a 350W high-speed brushless motor. The brushless motor is small in size, reliable....
Removable Lithium Battery --- The bicycle is equipped with a 36V 8AH removable lithium battery. You can choose to charge it on the bicycle or remove....
3 Working Modes --- The mountain bike has three working modes: pure electric mode, pedal assist mode and normal mode. The pure electric mode has a....
Electric Folding Bicycle --- Vivi electric folding bicycle adopts high-quality metal frame, which is easy to carry and store after folding. Shimano....
Warranty Period --- One year warranty for motors, batteries and other parts except the frame. In addition, this bicycle arrives 85% assembled, you....

It is an ideal test instrument for measuring insulation resistance of transformers, transformers, generators, high voltage motors, power capacitors, power cables, lightning arresters, etc.
LCD display 1999 digits count, over limit indication.
PI polarization index and DAR insulation absorption ratio measurement, automatic calculation of resistance ratio.
Mainly used to check the insulation resistance of electrical equipment, household appliances or electrical lines to the ground and phase to ensure that these equipment, electrical appliances and lines work in a normal state, to avoid accidents such as electric shock, injury and equipment damage..

It is durable, reliable and light-weight handheld device, which is necessary tool for those who often install, repair or maintain three-phase system or motor..
Without a need to link testing line, the motor rotation direction can be decided by placing this indicator above the motor and aligning it with motor drive shaft..
Used to test phase sequence input of three-phase voltage, to indicate phase line L1, L2 and L3..
PM5900 Motor and Phase Rotation Indicator is used to test magnetic field direction of three-phase system, phase rotation, motor rotation direction..
It also supports non-contact type magnetic field rotation direction test (motor rotation direction test)..

It is durable, reliable and light-weight handheld device, which is necessary tool for those who often install, repair or maintain three-phase system or motor..
Used to test phase sequence input of three-phase voltage, to indicate phase line L1, L2 and L3..
PM5900 Motor and Phase Rotation Indicator is used to test magnetic field direction of three-phase system, phase rotation, motor rotation direction..
Without a need to link testing line, the motor rotation direction can be decided by placing this indicator above the motor and aligning it with motor drive shaft..
It also supports non-contact type magnetic field rotation direction test (motor rotation direction test)..

...perience an immersive soundscape with incredibly rich and lifelike audio Other audio codecs such as PCM and DSD can be upmixed using DTS Neural X for enjoying 3D surround sound.
Wireless Communication Technology: AirPlay.
Included Components: Remote Control. Power Source Type: Corded Electric.