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d.light design | SF20

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Snapshot Details

  • Product Type: Table Fan
  • Model Number: SF20
  • Size [measured, diameter in mm]: 370
  • Power Supply Type: DC
  • Nominal Conditions: Air Delivery [m3/min]: 21.95
  • Nominal Conditions: Power Input at Max Speed [W]: 20
  • Nominal Conditions: Energy Efficiency Value [m3/min/W]: 1.10
  • Retail Price [USD]: 75.8
Product Information
  • Brand tooltip Product brand name as listed on consumer-facing materials, such as product package, nameplate, or product specification sheet d.light design
  • Product Type Table Fan
  • Model Number tooltip Model number as listed on consumer-facing materials, such as product package, nameplate, or product specification sheet SF20
  • Size [measured, diameter in mm] 370
  • Power Supply Type DC
  • Manufacturer tooltip Name of the manufacturer d.light
  • Country of Manufacture tooltip Country where the product is manufactured China
  • Warranty [months] tooltip Duration of the consumer-facing product warranty that covers manufacturing defects under normal use Not stated
  • Rated Input Power [W] tooltip Required power input as specified by manufacturer Not stated
  • Rated Input Voltage [V] tooltip Required voltage input as specified by manufacturer 12
  • Type of Plug or Connector Included with Product to Connect to Energy Supply
Fan Features
  • Number of Regulated Speeds 13
  • Timer No
  • Light Yes
  • Oscillation Yes
  • Oscillation Movement [degrees] N/A
  • Vertical Angular Movement Yes
  • Vertical Angular Movement [degrees] 30
  • Height [cm] 56
  • Maximum Adjusted Height [cm] 56
Test Setup
  • Test Voltage [V]
  • Test Current [A]
  • Test Setup Notes
Nominal Conditions: Performance
  • Nominal Conditions: Air Delivery [m3/min] tooltip Amount of airflow delivered by the fan when set at maximum speed 21.95
  • Nominal Conditions: Power Input at Max Speed [W] tooltip Amount of power required to operate the product when the fan setting is at the highest speed 20
  • Nominal Conditions: Energy Efficiency Value [m3/min/W] tooltip Volume of airflow delivered by the product per Watt of input power Higher value means higher efficiency 1.10
  • Nominal Conditions: Highest Regulated Speed [RPM] 1336
Over-Voltage Conditions: Performance
  • Over-Voltage Conditions: Air Delivery [m3/min] tooltip Product is tested with an increased voltage (15% increase from the manufacturer’s rated input voltage) 24.03
  • Over-Voltage Conditions: Power Input at Max Speed [W] tooltip Product is tested with an increased voltage (15% increase from the manufacturer’s rated input voltage) 19.9
  • Over-Voltage Conditions: Energy Efficiency Value [m3/min/W] tooltip Product is tested with an increased voltage (15% increase from the manufacturer’s rated input voltage) 1.21
  • Over-Voltage Conditions: Highest Regulated Speed [RPM] tooltip Product is tested with an increased voltage (15% increase from the manufacturer’s rated input voltage) 1440
Under-Voltage Conditions: Performance
  • Under-Voltage Conditions: Air Delivery [m3/min] tooltip Product is tested with a decreased voltage (15% decrease from the manufacturer’s rated input voltage) 19.62
  • Under-Voltage Conditions: Power Input at Max Speed [W] tooltip Product is tested with a decreased voltage (15% decrease from the manufacturer’s rated input voltage) 11.4
  • Under-Voltage Conditions: Energy Efficiency Value [m3/min/W] tooltip Product is tested with a decreased voltage (15% decrease from the manufacturer’s rated input voltage) 1.72
  • Under-Voltage Conditions: Highest Regulated Speed [RPM] tooltip Product is tested with a decreased voltage (15% decrease from the manufacturer’s rated input voltage) 1284
Post Environment Conditions: Performance
  • Post Environment Conditions: Air Delivery [m3/min] tooltip Measured after the product is exposed to 40°C ± 2°C temperature and 93% ± 3% relative humidity for a minimum of 24 hours prior to testing 21.65
  • Post Environment Conditions: Power Input at Max Speed [W] tooltip Measured after the product is exposed to 40°C ± 2°C temperature and 93% ± 3% relative humidity for a minimum of 24 hours prior to testing 19.3
  • Post Environment Conditions: Highest Regulated Speed [RPM] tooltip Measured after the product is exposed to 40°C ± 2°C temperature and 93% ± 3% relative humidity for a minimum of 24 hours prior to testing 1331
Ingress Protection
  • Ingress Protection Rating [IP number] tooltip Rates the effectiveness of the sealing of electrical enclosures against intrusion from foreign bodies (eg fingers, tools, dirt, etc) IP20
  • IP Test Results [Pass/Fail] Pass
  • Notes About Ingress Protection Sample also tested for IP 30 and IP 40 but failed both.
Drop Test
  • Is there any damage to the motor after the drop test? No
  • Is there any damage to the fan blade after the drop test? No
  • Is there any damage to the fan guard after the drop test? Yes
  • Is there any damage to the on/off switch after the drop test? No
Overall Product Quality Inspection
  • Is the fan fitted with two or more well-balanced blades made from metal or other suitable material so as to be reasonably free from vibration? Yes
  • Are the bearings of good quality and lubricated appropriately for use? Yes
  • Is there an automatic shutdown mechanism when fan blades are impeded? No
  • Is the fan clearly marked with a standard nameplate? Yes
  • Notes About Nameplate Input voltage and power not provided
  • Does the fan's packaging include appropriate information? Yes
  • Notes About Packaging Manufacturer name not provided
  • Does the fan come with appropriate documentation? No
  • Notes About Documentation Instructions,user manual,warrenty information not provided
  • Are the fan blades appropriately guarded in accordance with Clause 20.101 of "IEC 60335-2-80: Household and similar electrical appliances. Safety. Particular requirements for fans."? Yes
Off-Grid Compatibility
  • Does the fan have its own low voltage disconnect (LVD) & reconnect (LVR) circuit or similar automatic shutdown mechanism to protect batteries from unintended drainage? No
  • Notes About LVD and LVR N/A
  • Is the LVD/LVR/timer function adequately described in the user manual or product packaging? No
Sampling And Testing Information
  • Sample Location Lucknow (India)
  • Retail Price [USD] 75.8
  • Test Completion Date [MM/DD/YYYY] 5/7/2018
  • Test Laboratory Name Bharat Test House
Awards
  • Global LEAP Awards No