{"id":8114,"date":"2023-09-07T11:39:35","date_gmt":"2023-09-07T15:39:35","guid":{"rendered":"https:\/\/www.aquariumcomputer.com\/usa\/?post_type=product&#038;p=8114"},"modified":"2026-05-23T07:42:01","modified_gmt":"2026-05-23T11:42:01","slug":"kh-director-il-12u","status":"publish","type":"product","link":"https:\/\/www.aquariumcomputer.com\/usa\/product\/kh-director-il-12u\/","title":{"rendered":"KH Director IL (12HU)"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><div class=\"vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element \" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"font-claude-response-body break-words whitespace-normal leading-&#091;1.7&#093;\">The KH Director\u00ae IL is the Industrial Line version of GHL&#8217;s proven KH Director\u00ae \u2014 identical technology, firmware, and measurement precision in a robust 12HU aluminum slide-in housing designed for professional installations.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal leading-&#091;1.7&#093;\">Alkalinity is the single most important parameter to keep stable in a reef aquarium. The KH Director\u00ae measures it automatically using precision pH-based titration \u2014 the gold standard in KH measurement. Up to 24 fully automatic measurements per day keep you informed around the clock, and manual tests can be triggered at any time.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal leading-&#091;1.7&#093;\">Beyond measurement, the KH Director\u00ae actively controls your alkalinity: it automatically adjusts dosing pump quantities based on measured deviations to maintain a stable KH setpoint. Choose between Add-On control mode (fixed ml adjustment), Adaptive control mode (percentage-based adjustment), or Target Value control mode \u2014 compatible with Balling\u00ae, Triton\u00ae, and other dosing methods.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal leading-&#091;1.7&#093;\">Combine with the <a href=\"https:\/\/www.aquariumcomputer.com\/usa\/product\/ion-director-il-12hu\/\">ION Director\u00ae IL<\/a> for complete water parameter automation \u2014 measure and control Ca, Mg, K, Na, and NO3 alongside alkalinity.<\/p>\n<p class=\"font-claude-response-body break-words whitespace-normal leading-&#091;1.7&#093;\"><strong>Requires<\/strong> a GHL Doser 2.x \/ 3.x Standalone or a ProfiLux\u00ae 4 Aquarium Controller with a Doser 2.x \/ 3.x Extension (EXT). Three dosing pump heads are used for the measurement process (sample water, reagent, and waste).<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Industrial Line slide-in unit (12HU) for automated alkalinity (KH) measurement and control. Uses precision pH-based titration for accurate, repeatable results \u2014 up to 24 measurements per day. Automatically adjusts dosing quantities to maintain stable KH levels. Works with marine and freshwater aquariums. Connects via PAB (ProfiLux Aquatic Bus).<\/p>\n","protected":false},"featured_media":57529,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[50,240],"product_tag":[],"class_list":{"0":"post-8114","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-kh-director","7":"product_cat-industrial-line","8":"description-off","10":"first","11":"specialorder_4weeks","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"bundled_by":["57556","57557"],"bundle_stock_status":"specialorder_4weeks","bundle_stock_quantity":null,"bundle_virtual":false,"bundle_layout":"","bundle_add_to_cart_form_location":"","bundle_editable_in_cart":false,"bundle_sold_individually_context":"","bundle_item_grouping":"","bundle_min_size":"","bundle_max_size":"","bundle_price":[],"bundled_items":[],"bundle_sell_ids":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>KH Director IL (12HU) - GHL USA<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.aquariumcomputer.com\/usa\/product\/kh-director-il-12u\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"KH Director IL (12HU) - GHL USA\" \/>\n<meta property=\"og:description\" content=\"Industrial Line slide-in unit (12HU) for automated alkalinity (KH) measurement and control. 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