This is a refrigerator pushbutton normally open SPST fan switch, part number RF029. It's a single normally open pushbutton switch that fits many older no-frost refrigerators. The switch comes with 2 X 6.4mm spade terminals. It has a diameter of 23mm and a total depth of 44mm from the tip of the button to the bottom of the switch. With over 25 years of experience in supplying appliance parts to both trade and retail, you can buy this product with confidence.

Using this refrigerator fan switch is easy. Just connect the 2 X 6.4mm spade terminals to the appropriate wires in your refrigerator. When you press the button, the fan will start working as it's a normally open switch. As for precautions, make sure to unplug the refrigerator before installing or removing the switch to avoid any electrical hazards. For maintenance, keep the switch clean and free from dust. If you notice any problems, check the connections first. If the issue persists, it might be time to replace the switch.