The Delta BFB08112HD-HM01 DC Brushless Fan is specifically designed for the Apple iMac A1312 27-inch model, making it a perfect fit for those looking to replace or upgrade their existing fan. With a 120mm fan diameter and a maximum fan speed of 2200 RPM, this case fan delivers efficient cooling performance while maintaining a quiet operation. The fan features a 4-pin power connection and operates on 12V voltage, providing reliable power supply. Made from durable plastic material in a sleek black colour, this fan is a stylish and effective choice for enhancing the overall performance of your iMac.