Hello! This is a genuine Astral (Hurlcon) replacement cell for salt water chlorinators — brand new, sealed in original packaging (retail or manufacturer pack). Model VX9 / E35, MPN 21907. Perfect if your pool chlorinator needs a refresh. It's a full cell lead replacement, so you get everything to restore your system's efficiency. No UPC applies. Salt water pools stay cleaner and softer with a working cell — this one's built to last. Whether you're a pool owner or a maintenance pro, this cell ensures proper chlorine generation. Easy to install, compatible with Astral Hurlcon units. Keep your pool water crystal clear without harsh chemicals. Durable design, reliable performance. Don't let a worn-out cell ruin your swim season. Grab this and dive back in!