2 Pack 9W G23 PLS UV Bulb Tube, 253.7nm UV-C Ultraviolet Steriliser LightUVC Replacement for UVC Clarifiers,UV Pond Filters

Powerful 253.7nm UV-C Sterilisation​​ – Effectively eliminates bacteria, viruses, and algae, ideal for ​​homes, hospitals, swimming pools, and aquariums​​. Ensures clean, safe water and air. 9W UV Bulb with G23-2 Pins Base​​ – Compatible with ​​UV pond filters, UVC clarifiers, and sterilisation systems​​. (Please check your device specifications before purchase.) High-Purity Quartz Glass for Maximum UV Output​​ – 90% UV transmittance at ​​253.7nm​​, ensuring efficient disinfection. Stable Performance in Varied Temperatures​​ – ​​Amalgam technology​​ maintains consistent UV-C output from ​​-10°C to 80°C​​, perfect for different environments. Long-Lasting & Energy-Efficient​​ – ​​Cold cathode technology​​ extends lifespan, while ​​9W low power consumption​​ ensures cost-effective operation.