Philips 250-Watt Br40 heat lamp light bulb is ideal for use in recessed can or track light fixtures. They provide comfortable warmth using infrared technology and are great for us in bathrooms. Light for all of your specialized fixtures. Philips specialty incandescent and halogen bulbs provide the perfect light for accent and display lighting as well as general lighting in a variety of applications. Philips 250-wattb R40 heat lamp light bulb is ideal for use in recessed can or track light fixtures provides comfortable warmth using infrared technology great for use in bathrooms.