The 4312 is a 12VDC Axial Fan with ball bearing. Fibreglass-reinforced plastic (PBT) PBA housing, Fibreglass-reinforced plastic (PA) impeller. Single strands AWG 22, TR 64, bared and tin-plated connection line. Motor protected against reverse polarity and locking. Axial compact fan is suitable for high air performance with moderate pressure build-up. The flow of air through the fan blades is parallel to the rotation axis.