 | | The SRS reversing switch is specifically for use with the HV-230AE and HV-300AE single-phase Stylvent window fans. It can only control one fan at a time. | |
 | | The SSC silent speed controllers have been developed to overcome the electronic hum, which can be experienced when using electronic speed controllers with single-phase motors. They provide two speeds, full speed and between 50-70% of full speed and can on | |
 | | Designed to suit the Mixvent range of fans. | |
 | | The SD1-S star/delta switch is designed for use with three-phase star/delta motors. It provides a speed change of approximately 1.3:1.
This unit does not provide any protection for the motor. | |
 | | VSDs vary the speed of motors by varying the frequency of supply to the motor. They can be supplied for single or three-phase motors. | |
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 | | The VA range is an electronic type speed controller providing infinite control of speed-controllable single-phase motors. They can be used to control more than one fan at a time from full speed down to approximately 30% of full speed. | |
 | | The AVA5.0 controller will vary the speed of single phase motors in response to DC input signals. | Metal enclosure. |
 | | The TC3 range of auto-transformer speed-controllers are of a 5-step design and vary the speed from 100% down to approximately 30% of full speed. | |
 | | Designed to remotely switch the Ezifit In-Wall Exhaust Fan between high, medium and low speed. | |
 | | Computer server rooms, switch rooms and commercial kitchens where the accumulation of hot
air needs to be extracted. | |
 | | Designed to manage a mini-network of Gorilla X high volume, low speed EC fans. | 9cm LCD touchscreen display with plastic enclosure |
 | | The EC Speed controller is specially developed for stepless speed adjustment of EC fans that accept a 0-10V control signal. | |
