Ensure proper visibility within appliances such as microwaves, refrigerators, and ovens with this incandescent A15 appliance bulb. A rugged filament resists vibration while an innovative design keeps the bulb functional even under high- or low-temperature conditions. For Kitchen Appliances. Bulb/Tube Technology: Incandescent; Bulb/Tube Type: A15; Wattage: 40 W; Voltage: 120 V.