{"id":8517,"date":"2026-05-24T17:33:40","date_gmt":"2026-05-24T14:33:40","guid":{"rendered":"https:\/\/altal.md\/?post_type=product&#038;p=8517"},"modified":"2026-07-02T18:38:06","modified_gmt":"2026-07-02T15:38:06","slug":"filter-drier-307-sae","status":"publish","type":"product","link":"https:\/\/altal.md\/en\/filtru-deshidratator-307-sae\/","title":{"rendered":"Filter drier 307 SAE 7\/8\u2033"},"content":{"rendered":"<h2><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Filter drier 307 SAE 7\/8\u2033<\/span><\/h2>\n<div class=\"product-essential\">\n<div class=\"product-shop\">\n<p data-start=\"0\" data-end=\"297\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\u2014 is a high-quality universal filter drier for use in refrigeration systems, chillers and heat pumps. The 307 SAE model is designed for installation on the liquid line and ensures efficient filtration of the refrigerant, removing moisture, acids and solid impurities from the circuit.<\/span><\/p>\n<p data-start=\"299\" data-end=\"648\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The filter drier is compatible with refrigerants R12, R22, R502, R134a, R404A, R407C, R410A, R507, as well as systems using CFC, HCFC and HFC refrigerants and specific lubricants. The filtration capacity reaches up to 0.10 microns, contributing to the protection of the compressor and the stable operation of the refrigeration system.<\/span><\/p>\n<p data-start=\"650\" data-end=\"924\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The removal of organic and inorganic acids is achieved by activated aluminum oxide, and moisture is absorbed by the molecular sieve. The addition of activated carbon helps reduce wax deposits and impurities at low operating temperatures.<\/span><\/p>\n<h3 data-section-id=\"ayhnmp\" data-start=\"926\" data-end=\"951\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Technical features<\/span><\/h3>\n<ul data-start=\"953\" data-end=\"1060\">\n<li data-section-id=\"1orf725\" data-start=\"953\" data-end=\"967\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">It would be: 307 SAE unidirectional<\/span><\/li>\n<li data-section-id=\"131kbrp\" data-start=\"968\" data-end=\"1003\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Working pressure (PS): 46 bar<\/span><\/li>\n<li data-section-id=\"t7iu9q\" data-start=\"1004\" data-end=\"1036\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Burst pressure: 175 bar<\/span><\/li>\n<li data-section-id=\"1yjzgvb\" data-start=\"1037\" data-end=\"1060\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Connections: 5\/8\u2033 SAE<\/span><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"product-collateral\">\n<div id=\"product_tabs_additional_contents\" class=\"product-tabs-content\">\n<table id=\"product-attribute-specs-table\" class=\"data-table\" style=\"height: 114px; width: 30.579%;\" border=\"1\">\n<colgroup>\n<col width=\"180px\" \/>\n<col \/><\/colgroup>\n<tbody>\n<tr style=\"height: 10px;\">\n<th class=\"label\" style=\"height: 10px; width: 27.4646%;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">He would be<\/span><\/th>\n<td class=\"data\" style=\"height: 10px; width: 23.7385%; text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>307 SAE<\/strong><\/span><\/td>\n<\/tr>\n<tr style=\"height: 32px;\">\n<th class=\"label\" style=\"height: 32px; width: 27.4646%; text-align: left;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Working pressure (PS)<\/span><\/th>\n<td class=\"data\" style=\"height: 32px; width: 23.7385%; text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">46 were<\/span><\/td>\n<\/tr>\n<tr style=\"height: 36px;\">\n<th class=\"label\" style=\"height: 36px; width: 27.4646%; text-align: left;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Burst pressure<\/span><\/th>\n<td class=\"data\" style=\"height: 36px; width: 23.7385%; text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">175 were<\/span><\/td>\n<\/tr>\n<tr style=\"height: 36px;\">\n<th class=\"label\" style=\"height: 36px; width: 27.4646%; text-align: left;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">CONNECTIONS<\/span><\/th>\n<td class=\"data\" style=\"height: 36px; width: 23.7385%; text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">7\/8\u2033 <strong>SAE<\/strong><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p data-start=\"1062\" data-end=\"1409\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The 307 SAE 7\/8\u2033 filter drier features a solid core made from a mixture of molecular sieve and activated aluminum. The adsorbents are secured using a synthetic adhesive material for high absorption and filtration efficiency. The robust construction and internal protective elements ensure reliable operation and a long service life.<\/span><\/p>\n<p data-start=\"1411\" data-end=\"1624\" data-is-last-node=\"\" data-is-only-node=\"\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">307 SAE filter drier available with SAE 7\/8\u2033 threaded connection, as well as in versions with 7\/8\u2033 ODF solder connection. For additional information and compatibility with your system, contact us.<\/span><\/p>\n<h3 data-section-id=\"9wri8q\" data-start=\"0\" data-end=\"49\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\" role=\"text\"><strong data-start=\"4\" data-end=\"49\">FAQ \u2013 Filter drier 307 SAE (7\/8\u2033)<\/strong><\/span><\/h3>\n<hr data-start=\"51\" data-end=\"54\" \/>\n<h3 data-section-id=\"1i06xo1\" data-start=\"56\" data-end=\"121\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\" role=\"text\"><strong data-start=\"60\" data-end=\"121\">1. In what types of systems is the 307 SAE filter used?<\/strong><\/span><\/h3>\n<p data-start=\"122\" data-end=\"405\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The 307 SAE filter drier is used in medium and large capacity refrigeration installations, including industrial chillers, refrigeration units and air-to-water heat pumps. Thanks to the 7\/8\u2033 SAE connection, it is suitable for liquid lines with high flow and stable pressure.<\/span><\/p>\n<p data-start=\"407\" data-end=\"529\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\ud83d\udc49 Compatible applications:<\/span><br data-start=\"432\" data-end=\"435\" \/><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/industrial-heat-pump-30kw<\/span><br data-start=\"469\" data-end=\"472\" \/><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/chiller-industrial-r32<\/span><br data-start=\"495\" data-end=\"498\" \/><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/commercial-refrigeration-systems<\/span><\/p>\n<hr data-start=\"531\" data-end=\"534\" \/>\n<h3 data-section-id=\"1r2llhq\" data-start=\"536\" data-end=\"603\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\" role=\"text\"><strong data-start=\"540\" data-end=\"603\">2. Is 307 SAE compatible with modern inverter compressors?<\/strong><\/span><\/h3>\n<p data-start=\"604\" data-end=\"860\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Yes, the 307 SAE filter is commonly used with inverter scroll or rotary compressors, especially in systems operating with R410A and R32. Its role is to protect the compressor from moisture and fine particles that can cause premature wear.<\/span><\/p>\n<p data-start=\"862\" data-end=\"991\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\ud83d\udc49 Compatible compressors:<\/span><br data-start=\"889\" data-end=\"892\" \/><a href=\"https:\/\/altal.md\/en\/scroll-compressor-ysw400a1g-100-53-kw\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/compresor-scroll-Invotech<\/span><\/a><br data-start=\"922\" data-end=\"925\" \/><a href=\"https:\/\/altal.md\/en\/scroll-compressor-zr190kc-tfd-522\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/scroll-compressor-Copeland<\/span><\/a><br data-start=\"948\" data-end=\"951\" \/><a href=\"https:\/\/altal.md\/en\/compresoare-hvac\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/compressors-heat-pumps-awhp-series<\/span><\/a><\/p>\n<hr data-start=\"993\" data-end=\"996\" \/>\n<h3 data-section-id=\"mphz1n\" data-start=\"998\" data-end=\"1061\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\" role=\"text\"><strong data-start=\"1002\" data-end=\"1061\">3. Can the 307 SAE 7\/8\u2033 filter drier be used together with a freon sight glass?<\/strong><\/span><\/h3>\n<p data-start=\"1062\" data-end=\"1334\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Yes, installing a freon sight glass on the same liquid line is recommended for monitoring the condition of the refrigerant. The combination of the 307 SAE filter and a sight glass helps to quickly detect moisture and verify the correct charge of the system.<\/span><\/p>\n<p data-start=\"1336\" data-end=\"1452\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\ud83d\udc49 Related products:<\/span><br data-start=\"1356\" data-end=\"1359\" \/><a href=\"https:\/\/altal.md\/en\/refrigerant-sight-glass-with-indicator-sy-h-05-odf-5-8\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/visor-freon-lfsg-5-8-mf<\/span><\/a><\/p>\n<hr data-start=\"1454\" data-end=\"1457\" \/>\n<h3 data-section-id=\"1p0q4qg\" data-start=\"1459\" data-end=\"1531\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\" role=\"text\"><strong data-start=\"1463\" data-end=\"1531\">4. Are there alternatives to 307 SAE in the same 7\/8\u2033 size?<\/strong><\/span><\/h3>\n<p data-start=\"1532\" data-end=\"1827\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">For more demanding applications or systems with high contamination, filter driers of the same size (7\/8\u2033 SAE or ODF) but with higher absorption capacity or heavy-duty construction can be used. These are recommended in large chillers or industrial heat pumps.<\/span><\/p>\n<p data-start=\"1829\" data-end=\"1955\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\ud83d\udc49 Recommended alternatives:<\/span><br data-start=\"1856\" data-end=\"1859\" \/><a href=\"https:\/\/altal.md\/en\/filter-drier-kle-307s-odf\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/filtru-deshidratator-ek-307 ODF 7\/8\u2033<\/span><\/a><br data-start=\"1923\" data-end=\"1926\" \/><a href=\"https:\/\/altal.md\/en\/industrial-heat-pump-400-kw\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">\/industrial-heat-pump-400kW<\/span><\/a><\/p>\n<h4><span style=\"font-family: arial, helvetica, sans-serif; color: #008000;\"><a style=\"color: #008000;\" href=\"https:\/\/altal.md\/en\/reversible-filter-drier-sfk-306-sae\/\"><strong>See other Bi-directional filter models.<\/strong><\/a><\/span><\/h4>\n<hr \/>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<h2 class=\"tab-title\"><span style=\"color: #000000; font-family: arial, helvetica, sans-serif;\">Model: 307 SAE unidirectional<\/span><\/h2>\n<ul>\n<li class=\"tab-title\">\n<p data-section-id=\"1p0q4qg\" data-start=\"1459\" data-end=\"1531\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><span role=\"text\">Size:<strong data-start=\"1463\" data-end=\"1531\"> 7\/8\u2033\u00a0<\/strong><\/span><\/span><\/p>\n<\/li>\n<li class=\"tab-title\">\n<p data-section-id=\"1p0q4qg\" data-start=\"1459\" data-end=\"1531\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><span style=\"font-size: 16px; font-weight: normal;\">Working pressure (PS): <strong>46 were<\/strong><\/span><\/span><\/p>\n<\/li>\n<li class=\"tab-title\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Burst pressure: <strong>175 were<\/strong><\/span><\/li>\n<li class=\"tab-title\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Connection:<strong> threaded \u2013 7\/8\u2033 SAE.<\/strong><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Refrigerants: <strong>R22, R134a, R404A, R407C, R410A, R507<\/strong><\/span><br \/>\n<hr \/>\n<\/li>\n<\/ul>","protected":false},"featured_media":8518,"comment_status":"open","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"product_brand":[],"product_cat":[271,183],"product_tag":[907,908,274],"class_list":["post-8517","product","type-product","status-publish","has-post-thumbnail","product_cat-filtre-deshidratoare","product_cat-catalog","product_tag-305-sae","product_tag-7-8","product_tag-filtru-deshidrator","product_shipping_class-greutate-mica","first","instock","taxable","shipping-taxable","purchasable","product-type-simple","entry","content-bg","loop-entry"],"_links":{"self":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/8517","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/comments?post=8517"}],"version-history":[{"count":1,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/8517\/revisions"}],"predecessor-version":[{"id":12078,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/8517\/revisions\/12078"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media\/8518"}],"wp:attachment":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media?parent=8517"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_brand?post=8517"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_cat?post=8517"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_tag?post=8517"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}