【Applicable Models】：Compatible with Polaris 180/ 280/ 380, Vac-Sweep 280/ 380, 280 Tank Trax, 480 PRO, 3900 Sport pool cleaners. Replaces Part # 9-100-9001, 91009001, 25563-150-000, EW22, POL2011441. (Please note that this product is not compatible with Polaris 360 pool cleaner). 【UWF 9-100-9001 Wall Connector Kits】：Our 9-100-9001 universal wall connector assembly includes: ① Universal wall connector ② Quick connector ③ Pressure relief valve ④ Restrictor disc. 【Easy to use 【Easy to install】: Simply screw the 1-1/2" male thread into the dedicated pressure wall hole. Then twist and lock the quick disconnect into the wall fitting. 【Quality Materials】: Our wall fitting for polaris 280 is made of high-quality ABS material, sturdy and wear-resistant, which can last longer, so that your pool robot cleaner accessories always work normally and keep the pool clean. ❣️(Please note that the white material may turn yellow with prolonged use).