Replacement lens gasket for SPX0540Z2 medium underwater pool light — seals the lens to prevent water ingress and protect internal components. Key benefits Stops leaks and keeps the light housing dry, reducing risk of fogging, corrosion, and electrical short circuits. Restores a tight, reliable seal for consistent light performance and longer fixture life. Durable, chemical-resistant material holds up to chlorine and saltwater exposure for dependable service in pool environments. Easy to install and sized specifically for the SPX0540Z2 medium model and standard pool light housings. What it does Forms a secure barrier between the lens and housing to block moisture and contaminants. Preserves internal components and lamp output by preventing condensation and corrosion. Simplifies maintenance by providing a direct replacement for worn or damaged gaskets. Compatibility and sizing Designed for SPX0540Z2 medium pool light models and standard pool light housings. Sized for a proper fit on SPX0540Z2 medium fixtures. Material and performance Made from a durable, chemical-resistant elastomer suitable for repeated wet/dry cycles and common pool chemicals. Provides long service life under typical outdoor in-ground pool conditions when installed correctly. Use scenarios Routine pool light maintenance or gasket replacement after years of use in outdoor in-ground pools. Seasonal service, bulb replacement, or light refurbishment to restore a watertight seal before reassembly. Saltwater or chlorine pools, fountains, or spas where a dependable, water-tight gasket is required. Installation tip Inspect the lens and housing mating surfaces for debris or damage before fitting the gasket. Replace whenever the existing gasket shows cracking, compression set, or visible wear. Replace a worn gasket to restore a safe, dry interior and maintain reliable pool light performance.