The Automatic Drain Valve, 1/2" GZHD is compatible with GEM ELRD 300, ELRD 400, ELRD 500, ELRD 600, ELRD 750, ELRD 1100, ELRD 1254, ELRD 1552, ELRD 1750, ELRD 2000, ELRD 2500, 2KD CC 750, and 8 other GEM models. Always cross-check your machine's model number, or contact our support team to confirm fitment. Founded in 1984 and ISO 9001:2015 certified, GEM Equipments Pvt. Ltd. is a Coimbatore-based manufacturer of compressed air dryers, cooling towers, industrial chillers, and compressed air treatment accessories, trusted by 1000+ industrial clients across India. All spare parts on Gemspares.in are genuine and sourced directly from the manufacturer.