Variable Speed
- 2,411products with this specification
- 800verified manufacturers
- 12equipment categories
Which equipment is available as Variable Speed
A specification like this cuts across categories, so the useful question is not “what is it” but “which equipment types offer it, and how much choice is there in each”.
Applications that call for Variable Speed
- Commercial Kitchen Ventilation & Refrigeration Lets extract volume follow the cooking line rather than running flat out all service.
- Data Center Cooling Equipment Fan power falls roughly with the cube of speed, so part-load hours are where the savings actually are.
- Cleanroom & Pharmaceutical HVAC The mechanism that keeps airflow constant as HEPA filters load.
- Pharmaceutical & Vaccine Cold Chain Storage Holds a stable band instead of cycling around it — stability is what mapping rewards.
- Paint Booth & Spray Finishing Ventilation Lets extract follow spray and flash-off cycles instead of running flat out all shift.
- Welding Fume Extraction Matches suction to the number of stations actually welding.
- Warehouse Ventilation & Destratification Gentle continuous mixing works better than intermittent high speed.
- Layer House Ventilation Staged and proportional control keeps rate matched to conditions rather than cycling.
- Swine Barn Ventilation Stage ventilation smoothly across growth phases rather than cycling.
- Edge & Micro Data Centre Cooling Loads are small and vary; fixed-speed equipment cycles and wears.
- Free Cooling Retrofit Fan power falls with the cube of speed — the largest single saving in the system.
- High-Density & AI Rack Cooling Flow follows rack load rather than running at design flow permanently.
- Cloud & Dark Kitchen Ventilation Lets each unit follow its own service hours instead of running flat out.
- Hotel & Banquet Kitchen Ventilation The difference between paying for the peak all day and paying for what you use.
- Vertical Farm & Indoor Growing HVAC Trimming to actual load across the light and dark cycle.
- Mushroom Growing Climate Control CO₂ is steered continuously; fixed-speed ventilation cannot follow the phases.
- Indoor Pool Dehumidification Evaporation varies with bather load and cover use; fixed-speed over-ventilates and wastes heat.
- Semiconductor & Electronics Cleanroom Air Closed-loop control holding flow constant as filters load.
- Hospital Operating Theatre Ventilation Holding the cascade while doors are used, and setting back unoccupied theatres.
- Fan Filter Unit Selection Closed-loop constant volume, not open-loop speed setting.
Often specified alongside
Specification combinations that actually occur in this catalogue — counted from the products themselves, not assumed.
Showing 1369–1404 of 2411 results
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- 230 VAC
- Power Source Electric
- Cast Iron
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- Voltage 230VAC
- Stainless Steel
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- 24~48v
- Power Source Electric
- Material Plastic
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- Size 170*85*140
- Power Phase Number 1/3
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- Three Phase
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- 220 V
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- 220-440 V
- Cast Iron
- 2800 rpm
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- ABS Plastic
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- 220V/120V
- Corded Electric
- Material Metal
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- 12 V
- 98 CFM per fan
- Power Source Electric
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- 380 V
- 3300~50000 M³/h
- 28 in
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- 280*570*258mm
- Three Phase
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- 220 V
- Power Source Electric
- Carbon Steel
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- Voltage 48VDC
- Galvanized Steel
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- 5v/ 12v/24v
- 25-63CFM
- 80x80x25mm
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- 1 m³/h
- 1 W
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- 10-27CFM
- 50x50x20mm
- 1-1.8W
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- 25-63CFM
- 1-5W
- Noise 22dBA
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- 5v 12v 24v
- 10-27CFM
- 50x50x20mm
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- AC 220 V
- 6W~250W
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- 24V 48V 110V 220V
- 10W
- 3000 r/min
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- 24V 48V 110V 220V
- Low Noise Level
- 3000 r/min
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- 24v
- 25w
- 3 000 RPM
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- DC 24V 48V
- 25w~750w
- 3 000 RPM
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View & InquireGear Motor, A00, B00, S2A, 31A
$900.00 -
- DC 24V 48V
- Low Noise Level
- 3 000 RPM
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- Dc 12V
- 19.5/28.5W
- 9-516rpm
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- 24V 48V 110V 220V
- Low Noise Level
- 3 000 RPM
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Gga90 Air Bearing, 380 V, Electric
$19,000.00- 380 V
- Power Source Electric
- Aluminum Alloy
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- 16FT/5M
- Aluminum Alloy
- 20-80RPM
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- AC 100-240V
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- 480V
- Stainless Steel
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- 480V
- Stainless Steel
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- 480V
- Stainless Steel
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- 21~30V DC
- Material Plastic
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- 5 V
- Power Source Battery
- Material Plastic