Nominal rotor diameter and fan length (if known):

Diameter (mm): Length (mm):

Fan application (e.g: commercial heating, domestic ventilation) Expected annual quantity:

Min / Max temperature and humidity of environment

Max °C Min °C (RH%)

Operating Environment (e.g. dust, vibration, shock loading)

Directional mounting of fan:

Horizontal Vertical

Number of hours run per day: Number of start / stops per day:

IP rating required (if applicable): Certification required (if applicable):

Maximum space available (mm):

Length incl. motor (mm): Depth (mm): Height (mm):

Housing flow shape: See figure 4 (below) (80mm, 100mm and 133mm fans only)

Special requirements (e.g. casing design, low noise, etc)

Air volume (M³/h or l/s):

Pressure (Pa): Fan speed (rpm):

Required heat output:

Quotation Request:

Samples: Pieces:

Series Production: Pcs p.a:

Delivery Quantity: Pcs per delivery:

Expected Production start date: Reason for changing supplier: (if applicable) Please add any additional information that may be of use: