{ "id": 16748, "date": "2025-11-24T03:23:43", "date_gmt": "2025-11-24T03:23:43", "guid": { "rendered": "https:\/\/www.walruspump.co.th\/?post_type=product&p=16748" }, "modified": "2026-08-29T03:21:07", "modified_gmt": "2026-08-29T03:21:07", "slug": "electronic-control-pump-hq400b", "status": "publish", "type": "product", "link": "https:\/\/www.walruspump.co.th\/en\/product\/electronic-control-pump-hq400b\/", "title": { "rendered": "Electronic Control Pump HQ400B" }, "content": { "rendered": "
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  1. All-in-One Design<\/strong>
    The HQ_B Series integrates the pump, motor, pressure tank, and electronic control system into a single compact unit.<\/li>
  2. Intelligent Constant Pressure Control<\/strong>
    The intelligent control system helps maintain stable and constant water pressure while reducing sudden pressure fluctuations.<\/li>
  3. Safe and Reliable Operation<\/strong>
    The system helps prevent abnormal operation, ensuring safe pump performance and extending service life.<\/li>
  4. Anti-Cycling Function<\/strong>
    Prevents frequent pump start-stop cycles caused by minor dripping, seepage, or small leaks in the piping system.<\/li>
  5. Energy Saving and Longer Service Life<\/strong>
    The Anti-Cycling function helps reduce unnecessary power consumption and extends the pump\u2019s service life.<\/li>
  6. Compact and Quiet Design<\/strong>
    Features a compact structure and quiet operation, making it suitable for domestic applications and various installation areas.<\/li>
  7. Engineering-Grade Materials<\/strong>
    Made from durable engineering-grade materials with excellent heat resistance and electrical insulation.<\/li>
  8. Dry-Run Shut-Off Protection<\/strong>
    Automatically stops the pump when no water enters the pump to help prevent damage.<\/li>
  9. Automatic Reset Function<\/strong>
    The pump can automatically reset and resume operation when normal water supply conditions are restored.<\/li>
  10. Thermal Overload Protection & 100% Copper Motor Winding<\/strong>
    The motor is equipped with thermal overload protection against excessive temperature and overcurrent. It features a 100% pure copper winding<\/strong> for excellent electrical conductivity and high heat resistance, helping enhance motor durability and service life.<\/li>
  11. \u00a0Real-Time LED Status Display<\/strong>
    Equipped with an LED display<\/strong> that clearly shows the pump\u2019s operating status in real time for convenient monitoring.<\/li>
  12. Built-in Check Valve<\/strong>
    Equipped with a built-in check valve<\/strong> to prevent water from flowing back into the piping system.<\/li>
  13. Maximum Suction Depth of 6 Meters<\/strong>
    Capable of drawing water from depths of up to 6 meters<\/strong> when used with a foot valve and when the suction pipe is filled with water.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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    \"\"<\/a> \"\"<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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    Application<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    1. The HQ_B Series is designed for residential, caf\u00e9, and building water supply applications.<\/li>
    2. Drinking water system.<\/li>
    3. Underground water pumping system.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      \n\t\t\tDownload Catalog<\/a>\n\t\t<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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      <\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>", "protected": false }, "excerpt": { "rendered": "\n\n\n<\/colgroup>\n\n\n\n\n\n\n
      DN:<\/strong><\/td>\n1″<\/td>\n<\/tr>\n
      Flow rate:<\/strong><\/td>\nUp to 85 L\/min<\/td>\n<\/tr>\n
      Head:<\/strong><\/td>\nUp to 31 m<\/td>\n<\/tr>\n
      Power:<\/strong><\/td>\n370 W<\/td>\n<\/tr>\n
      Temp:<\/strong><\/td>\nUp to 40 \u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>", "protected": false }, "featured_media": 16652, "template": "", "meta": [], "product_brand": [], "product_cat": [ 304, 312 ], "product_tag": [ 325, 326 ], "class_list": [ "post-16748", "product", "type-product", "status-publish", "has-post-thumbnail", "product_cat-domestic", "product_cat-electronic-control-pump", "product_tag-325", "product_tag-326", "first", "instock", "shipping-taxable", "product-type-simple" ], "yoast_head": "\n\u0e08\u0e33\u0e2b\u0e19\u0e48\u0e32\u0e22 Electronic Control Pump HQ400B \u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33\u0e2d\u0e31\u0e15\u0e42\u0e19\u0e21\u0e31\u0e15\u0e34 \u0e40\u0e2a\u0e35\u0e22\u0e07\u0e40\u0e07\u0e35\u0e22\u0e1a - walrus pump HQ400B Series<\/title>\n<meta name=\"description\" content=\"walrus pump \u0e08\u0e33\u0e2b\u0e19\u0e48\u0e32\u0e22\u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33 \u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33\u0e40\u0e2a\u0e35\u0e22\u0e07\u0e40\u0e07\u0e35\u0e22\u0e1a \u0e15\u0e49\u0e32\u0e19\u0e40\u0e0a\u0e37\u0e49\u0e2d\u0e41\u0e1a\u0e04\u0e17\u0e35\u0e40\u0e23\u0e35\u0e22 HQ400B \u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33\u0e2d\u0e31\u0e15\u0e42\u0e19\u0e21\u0e31\u0e15\u0e34 \u0e40\u0e2b\u0e21\u0e30\u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a\u0e2a\u0e48\u0e07\u0e19\u0e49\u0e33\u0e02\u0e36\u0e49\u0e19\u0e2d\u0e32\u0e04\u0e32\u0e23 \u0e1a\u0e49\u0e32\u0e19\u0e40\u0e23\u0e37\u0e2d\u0e19 \u0e22\u0e2d\u0e14\u0e02\u0e32\u0e22\u0e2d\u0e31\u0e19\u0e14\u0e31\u0e1a 1 \u0e08\u0e32\u0e01\u0e44\u0e15\u0e49\u0e2b\u0e27\u0e31\u0e19 \u0e42\u0e17\u0e23 02-409-5680-3\" \/>\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.walruspump.co.th\/en\/product\/electronic-control-pump-hq400b\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0e08\u0e33\u0e2b\u0e19\u0e48\u0e32\u0e22 Electronic Control Pump HQ400B \u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33\u0e2d\u0e31\u0e15\u0e42\u0e19\u0e21\u0e31\u0e15\u0e34 \u0e40\u0e2a\u0e35\u0e22\u0e07\u0e40\u0e07\u0e35\u0e22\u0e1a - walrus pump HQ400B Series\" \/>\n<meta property=\"og:description\" content=\"walrus pump \u0e08\u0e33\u0e2b\u0e19\u0e48\u0e32\u0e22\u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33 \u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33\u0e40\u0e2a\u0e35\u0e22\u0e07\u0e40\u0e07\u0e35\u0e22\u0e1a \u0e15\u0e49\u0e32\u0e19\u0e40\u0e0a\u0e37\u0e49\u0e2d\u0e41\u0e1a\u0e04\u0e17\u0e35\u0e40\u0e23\u0e35\u0e22 HQ400B \u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33\u0e2d\u0e31\u0e15\u0e42\u0e19\u0e21\u0e31\u0e15\u0e34 \u0e40\u0e2b\u0e21\u0e30\u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a\u0e2a\u0e48\u0e07\u0e19\u0e49\u0e33\u0e02\u0e36\u0e49\u0e19\u0e2d\u0e32\u0e04\u0e32\u0e23 \u0e1a\u0e49\u0e32\u0e19\u0e40\u0e23\u0e37\u0e2d\u0e19 \u0e22\u0e2d\u0e14\u0e02\u0e32\u0e22\u0e2d\u0e31\u0e19\u0e14\u0e31\u0e1a 1 \u0e08\u0e32\u0e01\u0e44\u0e15\u0e49\u0e2b\u0e27\u0e31\u0e19 \u0e42\u0e17\u0e23 02-409-5680-3\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.walruspump.co.th\/en\/product\/electronic-control-pump-hq400b\/\" \/>\n<meta property=\"og:site_name\" content=\"Walrus Pump Thailand\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-29T03:21:07+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.walruspump.co.th\/wp-content\/uploads\/2025\/11\/shop-New_Vr-HQ400B.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"1200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.walruspump.co.th\/product\/electronic-control-pump-hq400b\/\",\"url\":\"https:\/\/www.walruspump.co.th\/product\/electronic-control-pump-hq400b\/\",\"name\":\"\u0e08\u0e33\u0e2b\u0e19\u0e48\u0e32\u0e22 Electronic Control Pump HQ400B \u0e1b\u0e31\u0e4a\u0e21\u0e19\u0e49\u0e33\u0e2d\u0e31\u0e15\u0e42\u0e19\u0e21\u0e31\u0e15\u0e34 \u0e40\u0e2a\u0e35\u0e22\u0e07\u0e40\u0e07\u0e35\u0e22\u0e1a - 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