{"id":900367,"date":"2025-06-09T17:11:35","date_gmt":"2025-06-09T17:11:35","guid":{"rendered":"https:\/\/guruexpertpowertools-co-ke-xip3.lon1.mystaging.site\/?post_type=product&#038;p=900367"},"modified":"2026-09-11T12:12:01","modified_gmt":"2026-09-11T12:12:01","slug":"usk-submersible-water-pump-1hp-3sdm227","status":"publish","type":"product","link":"https:\/\/guruexpertpowertools.co.ke\/index.php\/product\/usk-submersible-water-pump-1hp-3sdm227\/","title":{"rendered":"USK Submersible Water Pump 1HP 3SDM227"},"content":{"rendered":"<p data-sourcepos=\"3:1-3:38\"><strong>Understanding the Model (3SDM227):<\/strong><\/p>\n<ul data-sourcepos=\"5:1-10:0\">\n<li data-sourcepos=\"5:1-7:313\"><strong>3SDM:<\/strong> This part is critical for defining the pump&#8217;s suitability:\n<ul data-sourcepos=\"6:5-7:313\">\n<li data-sourcepos=\"6:5-6:231\"><strong>3:<\/strong> Indicates the pump&#8217;s diameter. It&#8217;s designed to fit into a <strong>3-inch (approximately 75mm) borehole casing<\/strong> (or slightly larger). This is a crucial feature for boreholes where a more common 4-inch pump simply won&#8217;t fit.<\/li>\n<li data-sourcepos=\"7:5-7:313\"><strong>SDM:<\/strong> Stands for <strong>S<\/strong>ubmersible <strong>D<\/strong>eep well <strong>M<\/strong>ultistage pump. It features multiple impellers stacked in series, which is how it generates the high pressure needed to lift water from significant depths. <span class=\"citation-187 citation-end-187\">The &#8220;SDM&#8221; series typically implies stainless steel construction for durability.<\/span>\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<\/li>\n<\/ul>\n<\/li>\n<li data-sourcepos=\"8:1-8:375\"><strong>2:<\/strong> This number typically represents the nominal flow rate in cubic meters per hour (<span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"mord text\">m<\/span><span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">3<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord\">\/<\/span><span class=\"mord text\"><span class=\"mord\">h<\/span><\/span><\/span><\/span><\/span>) at a specific head, or it might refer to a flow series. So, a nominal flow rate around <strong>2 <span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"mord text\">m<\/span><span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">3<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord\">\/<\/span><span class=\"mord text\"><span class=\"mord\">h<\/span><\/span><\/span><\/span><\/span><\/strong> (2000 liters per hour or approximately 33 liters per minute) is expected.<\/li>\n<li data-sourcepos=\"9:1-10:0\"><strong>27:<\/strong> <span class=\"citation-186\">This is a very significant number, indicating the <\/span><strong><span class=\"citation-186\">number of impellers (stages)<\/span><\/strong><span class=\"citation-186 citation-end-186\"> in the pump.<\/span> <span class=\"citation-185 citation-end-185\">With 27 impellers, this 1HP pump is engineered to achieve an exceptionally high maximum head (pressure), making it ideal for the deepest boreholes.<\/span>\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<\/li>\n<\/ul>\n<p data-sourcepos=\"11:1-11:72\"><strong>USK Submersible Water Pump 1HP 3SDM227 Key Features and Performance:<\/strong><\/p>\n<ul data-sourcepos=\"13:1-30:0\">\n<li data-sourcepos=\"13:1-16:100\"><strong><span class=\"citation-184\">Submersible Design:<\/span><\/strong><span class=\"citation-184 citation-end-184\"> The entire pump and its motor are designed to operate completely submerged in the water within the borehole.<\/span> This offers:\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<ul data-sourcepos=\"14:5-16:100\">\n<li data-sourcepos=\"14:5-14:65\"><strong>Quiet Operation:<\/strong> Water dampens motor noise effectively.<\/li>\n<li data-sourcepos=\"15:5-15:103\"><strong>Self-Priming:<\/strong> <span class=\"citation-183 citation-end-183\">The pump is always in water, so no manual priming is required.<\/span>\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<\/li>\n<li data-sourcepos=\"16:5-16:100\"><strong>High Efficiency:<\/strong> Pushes water upward, which is more efficient for deep lifts than suction.<\/li>\n<\/ul>\n<\/li>\n<li data-sourcepos=\"17:1-17:206\"><strong>1HP (Horsepower):<\/strong> This is the motor&#8217;s power output, equivalent to 0.75 kW. For a 3-inch pump, 1HP combined with 27 impellers means it&#8217;s heavily optimized for maximum lift rather than high flow volume.<\/li>\n<li data-sourcepos=\"18:1-18:149\"><strong>Voltage:<\/strong> <span class=\"citation-182 citation-end-182\">Operates on standard single-phase 220V\/230V AC (50Hz), compatible with typical household electrical systems in Kenya.<\/span>\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<\/li>\n<li data-sourcepos=\"19:1-19:253\"><strong>Maximum Head (Vertical Lift):<\/strong> This is the most impressive aspect of the 3SDM227. With 27 impellers, its maximum head is typically in the range of <strong>150 to 180 meters<\/strong>. This makes it suitable for extracting water from exceptionally deep boreholes.<\/li>\n<li data-sourcepos=\"20:1-20:281\"><strong>Rated Flow Rate:<\/strong> As indicated by the &#8220;2&#8221; in the model, the optimal flow rate is around <strong>2 <span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"mord text\">m<\/span><span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">3<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord\">\/<\/span><span class=\"mord text\"><span class=\"mord\">h<\/span><\/span><\/span><\/span><\/span> (2000 liters per hour or 33 liters per minute)<\/strong>. The actual flow rate will decrease as the operating depth (head) increases.<\/li>\n<li data-sourcepos=\"21:1-26:128\"><strong>Durable Construction:<\/strong>\n<ul data-sourcepos=\"22:5-26:128\">\n<li data-sourcepos=\"22:5-22:167\"><strong>External Casing:<\/strong> <span class=\"citation-181 citation-end-181\">Typically made of high-grade stainless steel (e.g., AISI 304) for excellent corrosion resistance in submerged environments.<\/span>\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<\/li>\n<li data-sourcepos=\"23:5-23:203\"><strong>Impellers\/Diffusers:<\/strong> Commonly manufactured from durable, high-strength engineering plastics (like POM or Noryl) or stainless steel, designed for wear resistance even with very low sand content.<\/li>\n<li data-sourcepos=\"24:5-24:111\"><strong>Motor:<\/strong> Hermetically sealed, usually oil-filled or water-filled for efficient cooling and lubrication.<\/li>\n<li data-sourcepos=\"25:5-25:93\"><strong>Built-in Check Valve:<\/strong> Often integrated to prevent water backflow in the riser pipe.<\/li>\n<li data-sourcepos=\"26:5-26:128\"><strong>Control Box:<\/strong> Comes with a separate control box containing the start capacitor and crucial thermal overload protection.<\/li>\n<\/ul>\n<\/li>\n<li data-sourcepos=\"27:1-27:96\"><strong>Minimum Well Diameter:<\/strong> Requires a minimum borehole diameter of <strong>3 inches (75mm)<\/strong> to fit.<\/li>\n<li data-sourcepos=\"28:1-28:169\"><strong>Submersible Cable:<\/strong> Typically supplied with a standard length of waterproof submersible cable (e.g., 30-50 meters), but can be extended by a qualified professional.<\/li>\n<li data-sourcepos=\"29:1-30:0\"><strong>Sand Content:<\/strong> Designed for clean water or water with very low sand content (usually max 0.25% by weight).<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<ul data-sourcepos=\"13:1-30:0\">\n<li data-sourcepos=\"17:1-17:206\"><strong>1HP (Horsepower):<\/strong> This is the motor&#8217;s power output, equivalent to 0.75 kW. For a 3-inch pump, 1HP combined with 27 impellers means it&#8217;s heavily optimized for maximum lift rather than high flow volume.<\/li>\n<li data-sourcepos=\"18:1-18:149\"><strong>Voltage:<\/strong> <span class=\"citation-182 citation-end-182\">Operates on standard single-phase 220V\/230V AC (50Hz), compatible with typical household electrical systems in Kenya.<\/span>\n<div class=\"source-inline-chip-container ng-star-inserted\"><\/div>\n<\/li>\n<li data-sourcepos=\"19:1-19:253\"><strong>Maximum Head (Vertical Lift):<\/strong> This is the most impressive aspect of the 3SDM227. With 27 impellers, its maximum head is typically in the range of <strong>150 to 180 meters<\/strong>. This makes it suitable for extracting water from exceptionally deep boreholes.<\/li>\n<li data-sourcepos=\"20:1-20:281\"><strong>Rated Flow Rate:<\/strong> As indicated by the &#8220;2&#8221; in the model, the optimal flow rate is around <strong>2 <span class=\"katex\"><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord\"><span class=\"mord text\">m<\/span><span class=\"msupsub\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\"><span class=\"\"><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\">3<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mord\">\/<\/span><span class=\"mord text\"><span class=\"mord\">h<\/span><\/span><\/span><\/span><\/span> (2000 liters per hour or 33 liters per minute)<\/strong>. The actual flow rate will decrease as the operating depth (head) increases.<\/li>\n<\/ul>\n","protected":false},"featured_media":900368,"comment_status":"open","ping_status":"closed","template":"","meta":[],"pwb-brand":[],"product_brand":[134],"product_cat":[29],"product_tag":[256],"class_list":["post-900367","product","type-product","status-publish","has-post-thumbnail","product_brand-usk","product_cat-water-pumps","product_tag-3sdm227","first","instock","sale","shipping-taxable","purchasable","product-type-simple"],"brands":[],"_links":{"self":[{"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/product\/900367","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/comments?post=900367"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/media\/900368"}],"wp:attachment":[{"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/media?parent=900367"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/pwb-brand?post=900367"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/product_brand?post=900367"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/product_cat?post=900367"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/guruexpertpowertools.co.ke\/index.php\/wp-json\/wp\/v2\/product_tag?post=900367"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}