What Light bulb is used in 660W250V socket?

A 660W 250V socket typically uses a high-wattage incandescent bulb, often designed for industrial or commercial applications. Common types include large globe bulbs or specialized reflector bulbs that can handle the high power. It's essential to ensure that the bulb is compatible with the socket's specifications to prevent overheating or damage. Always check the manufacturer's guidelines for the appropriate bulb type.