The AllPoints Foodservice Parts & Supplies 381133 Heat Lamp Bulb is designed for optimal performance in foodservice environments. This infrared bulb features a medium base and is safety coated for added durability. With a shatter-resistant design, it ensures reliable operation even in busy kitchens. Capable of withstanding a maximum ambient temperature of 500°F, this 250-watt bulb operates at 120 volts and is NSF certified, making it a safe and effective choice for keeping food warm and ready to serve.