LSE Lighting UV Bulb G36T6L 41W for Ultradynamics DW9 system Brand: LSE Lighting Bulb Type: Low Ozone Ultraviolet Germicidal UV, Base Type: FA8 Single Pin 8mm (1pin on Each END) Length: 33" - Effective Hours Rating: 12,000hrs This UV replacement lamp by (LSE Lighting) brand is 100% compatible for use with Ultradynamics Models DW9. All lamps listed are compatible brand (LSE Lighting) UV products. We do not sell Ultradynamics brand lamps. All Ultradynamics brand names, trademarks and logos are property of Ultradynamics.