The Systemair K 250 M Fan (AC Series) is an expert level fan that is purpose made for grow room ventilation. Its build is of high grade materials and they offer incredible durability and are subject to rigorous quality testing. This fan is for use in much the way the popular RVK is. That is, after a filter for extraction or to bring air into the room. Their metal body construction has seals to prevent odour leaks from grow room environments. It also has a rating of IP55, so has a good level of protection from dust and moisture ingress.
This is the AC series of the K fan which has a motor that works like an RVK. As such they are suitable for use with triac, step transformer or frequency fan controllers. They will give you exceptional air flow under pressure and should last years, even with constant use.
Systemair K 250 M Fan (AC Series) information
- Flange – 250mm
- Length – 177mm
- Max air speed – 788m³/hr
- Max air speed with filter – 675m³/hr
- Pressure drop with filter – 98Pa
- Dimensions in cm (Max including bracket) – 40 x 40 x 25
- Weight – 4.7kg
- More information is on the Global Air Supplies Website (Opens a new window).
Add on products and alternatives to the Systemair K 250 M Fan (AC Series)
At Canterbury Hydroponics, we have a few other options if you are specifically looking for a 250mm fan. We stock the ever popular RVK 250 A1 and RVK 250 L1. Other than that, we can order the K 250 L Fan (AC Series) and the K 250 EC Fan, if one of those would be better. We keep the Rhino Pro 250 x 600 and CarboAir 250 x 660 in stock, or we can order in the Rhino Hobby 250 x 600 filter, which would be a good option for this fan. All fans and filters, clips and tape etc are on our website, here.








