The Compressor KCM 511 CAL -E510H is compatible with GEM 2KD7 200, 2KD7 250, 2KD7 300, 3GX 150, 3GX 200, 3GX 300, 2KD 150 G, 2KD 200G, 3GX 300 models. Always cross-check your machine's model number, or contact our support team to confirm fitment. GEM Equipments Pvt. Ltd. is an ISO 9001:2015 certified, India-based manufacturer (since 1984) of compressed air dryers, cooling towers, industrial chillers, and compressed air treatment accessories, headquartered in Coimbatore, Tamil Nadu. All spare parts on Gemspares.in are genuine and sourced directly from the manufacturer.