The Henny Penny BL01-004 is a warmer light bulb with a PTFE coating, designed for compatible commercial foodservice warming equipment. It is rated at 60 watts and 130 volts, with dimensions of approximately 4 inches in length and 2-3/8 inches in diameter. The PTFE coating provides a protective surface suitable for the operating environment of compatible warmer assemblies. This replace... https://partsfe.com/bulb-light-60w130v-for-henny-penny-part-bl01-004