Our Solenoid valve is designed to fit many Triton shower models. Equivalent to Triton: 83300450. Suitable for use with the following Triton electric showers AGIO, ALICATE, AMBER 3, AMBER111, AQUATROINC 1, AVIVA, BARBADOS, BERMUDA, BIARRITZ 1, BIARRITZ 2, CARA, CASELONA, COLOURWAVE, DESIRE, ENCHANT, ENRICH, IVORY 1, IVORY 2, MADRID, MARBELLA, MONACO, PASSION, PROSTYLE +, RAPIDE 2, RAPIDE 2 PLUS, RAPIDE 3, RAPIDE 3 PLUS, RAPIDE R1, SEVILLE, T100E, T100E CARE, T700SI, T70I, T80I, T80SI, TRITON, TX8500I, W8500, W9500I, ZANTE 1.