POPE DC fans can be optimally integrated into the respective devices design. And the highly economic brushless motor technology, this fan offers a unique variety of intelligent innovations. The major advantages of the DC fan nowadays be realized at prices that were unthinkable a few years ago. FEATURES: DC fan with electronically commutated external rotor motor. Fully integrated commutation; With electronic reverse polarity protection. The fan runs only if the polarity is correct. Protected against blocking and overloading by thermal protection; Fan of fiberglass reinforced plastic. PBT housing. PA impeller, exhaust over struts. Rotational direction CCW looking at rotor; Electrical connection via 2 leads AWG 28, TR 64 Stripped and tinned ends. 500 x 25 x 5 mm