{"product_id":"harwil-q-4e-flow-switch","title":"Harwil Q-4E Inline Flow Switch, 4 to 70 GPM, 1 in NPT, 300 psig","description":"\n\u003cstyle\u003e\n  .hq4e-wrap, .hq4e-wrap * { box-sizing: border-box; }\n  .hq4e-wrap {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #1a1a1a;\n    line-height: 1.55;\n  }\n\n  \/* Header *\/\n  .hq4e-header {\n    border-left: 5px solid #2db896;\n    padding: 4px 0 4px 16px;\n    margin-bottom: 20px;\n  }\n  .hq4e-header h2 {\n    margin: 0;\n    color: #0d4f4a;\n    font-size: 1.55em;\n    font-weight: 700;\n    letter-spacing: -0.01em;\n  }\n  .hq4e-subtitle {\n    margin: 4px 0 0;\n    color: #666;\n    font-size: 0.95em;\n  }\n\n  \/* Intro *\/\n  .hq4e-intro {\n    margin: 0 0 24px;\n    color: #333;\n    font-size: 0.98em;\n  }\n\n  \/* Section heading *\/\n  .hq4e-section { margin-bottom: 28px; }\n  .hq4e-section-heading {\n    background: #0d4f4a;\n    color: #fff;\n    font-size: 0.85em;\n    font-weight: 700;\n    letter-spacing: 0.08em;\n    text-transform: uppercase;\n    padding: 6px 12px;\n    margin: 0 0 0;\n    border-radius: 4px 4px 0 0;\n  }\n\n  \/* Spec table *\/\n  .hq4e-spec-table {\n    width: 100%;\n    border-collapse: collapse;\n    font-size: 0.93em;\n    background: #fff;\n    border: 1px solid #d8dde6;\n    border-top: none;\n    border-radius: 0 0 4px 4px;\n    overflow: hidden;\n  }\n  .hq4e-spec-table tr { border-bottom: 1px solid #eef1f6; }\n  .hq4e-spec-table tr:nth-child(even) { background: #fafbfd; }\n  .hq4e-spec-table tr:last-child { border-bottom: none; }\n  .hq4e-spec-table th,\n  .hq4e-spec-table td {\n    text-align: left;\n    padding: 8px 14px;\n    vertical-align: top;\n  }\n  .hq4e-spec-table th {\n    font-weight: 600;\n    color: #4a4a4a;\n    width: 38%;\n  }\n  .hq4e-spec-table td {\n    color: #1a1a1a;\n    font-family: ui-monospace, \"SF Mono\", Menlo, Consolas, monospace;\n    font-size: 0.92em;\n  }\n\n  \/* Compatibility list *\/\n  .hq4e-compat-list {\n    margin: 0;\n    padding: 14px 16px 14px 32px;\n    background: #fff;\n    border: 1px solid #d8dde6;\n    border-top: none;\n    border-radius: 0 0 4px 4px;\n    list-style: square;\n    color: #1a1a1a;\n    font-size: 0.95em;\n  }\n  .hq4e-compat-list li { padding: 2px 0; }\n  .hq4e-compat-list li::marker { color: #2db896; }\n\n  \/* Cross-reference chip list *\/\n  .hq4e-chips {\n    padding: 14px;\n    background: #fff;\n    border: 1px solid #d8dde6;\n    border-top: none;\n    border-radius: 0 0 4px 4px;\n    display: flex;\n    flex-wrap: wrap;\n    gap: 8px;\n  }\n  .hq4e-chip {\n    background: #f0f3f8;\n    border: 1px solid #d8dde6;\n    color: #0d4f4a;\n    padding: 5px 12px;\n    border-radius: 4px;\n    font-family: ui-monospace, \"SF Mono\", Menlo, Consolas, monospace;\n    font-size: 0.88em;\n    font-weight: 600;\n  }\n\n  \/* Notes \/ FAQ *\/\n  .hq4e-notes {\n    padding: 14px;\n    background: #fff;\n    border: 1px solid #d8dde6;\n    border-top: none;\n    border-radius: 0 0 4px 4px;\n  }\n  .hq4e-note-item { padding: 8px 0; border-bottom: 1px solid #eef1f6; }\n  .hq4e-note-item:last-child { border-bottom: none; }\n  .hq4e-note-q { font-weight: 600; color: #0d4f4a; margin: 0 0 3px; font-size: 0.95em; }\n  .hq4e-note-a { margin: 0; color: #333; font-size: 0.93em; }\n\n  \/* Footer *\/\n  .hq4e-footer {\n    border-top: 1px solid #d8dde6;\n    padding-top: 12px;\n    margin-top: 24px;\n    text-align: center;\n    color: #555;\n    font-size: 0.88em;\n  }\n  .hq4e-footer .hq4e-dot {\n    color: #2db896;\n    margin: 0 8px;\n    font-weight: 700;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"hq4e-wrap\"\u003e\n\n  \u003cheader class=\"hq4e-header\"\u003e\n    \u003ch2\u003eHarwil Q-4E Inline Flow Switch\u003c\/h2\u003e\n    \u003cp class=\"hq4e-subtitle\"\u003eWide range, particle tolerant.\u003c\/p\u003e\n  \u003c\/header\u003e\n\n  \u003cp class=\"hq4e-intro\"\u003eThe \u003cstrong\u003eHarwil Q-4E\u003c\/strong\u003e is an inline flow switch covering \u003cstrong\u003e4 to 70 GPM\u003c\/strong\u003e in 1 inch line. Four individual drag disk options plus continuous adjustment give it a wide operating range, and it is built for use in particle contaminated fluids.\u003c\/p\u003e\n\n  \n    \n    \u003csection class=\"hq4e-section\"\u003e\n      \u003cdiv class=\"hq4e-section-heading\"\u003eFlow and Pressure\u003c\/div\u003e\n      \u003ctable class=\"hq4e-spec-table\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003cth\u003eFlow Range\u003c\/th\u003e\n\u003ctd\u003e4 to 70 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLine Pressure\u003c\/th\u003e\n\u003ctd\u003eTo 300 psig\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTemperature\u003c\/th\u003e\n\u003ctd\u003e180 F continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDrag Disk Options\u003c\/th\u003e\n\u003ctd\u003e4 individual options plus continuous adjustment\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/section\u003e\n    \n    \u003csection class=\"hq4e-section\"\u003e\n      \u003cdiv class=\"hq4e-section-heading\"\u003eConnection and Body\u003c\/div\u003e\n      \u003ctable class=\"hq4e-spec-table\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003cth\u003ePipe Size\u003c\/th\u003e\n\u003ctd\u003e1 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProcess Connection\u003c\/th\u003e\n\u003ctd\u003eNPT inline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody Material\u003c\/th\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/section\u003e\n    \n    \u003csection class=\"hq4e-section\"\u003e\n      \u003cdiv class=\"hq4e-section-heading\"\u003eElectrical\u003c\/div\u003e\n      \u003ctable class=\"hq4e-spec-table\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003cth\u003eSwitch Operation\u003c\/th\u003e\n\u003ctd\u003eSPDT or DPDT (QD-4E)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSwitching Capacity\u003c\/th\u003e\n\u003ctd\u003e15 amp (SPDT model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDry Circuit Option\u003c\/th\u003e\n\u003ctd\u003eComputer \/ PLC interface model available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHazardous Area\u003c\/th\u003e\n\u003ctd\u003eUsable with Harwil intrinsically safe relay\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/section\u003e\n    \n  \n\n  \n  \u003csection class=\"hq4e-section\"\u003e\n    \u003cdiv class=\"hq4e-section-heading\"\u003eCompatibility\u003c\/div\u003e\n    \u003cul class=\"hq4e-compat-list\"\u003e\n      \u003cli\u003e1 inch NPT inline installations\u003c\/li\u003e\n\u003cli\u003eParticle contaminated fluids\u003c\/li\u003e\n\u003cli\u003eAir conditioning systems\u003c\/li\u003e\n\u003cli\u003eMarine and stationary engines\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n  \n\n  \n  \u003csection class=\"hq4e-section\"\u003e\n    \u003cdiv class=\"hq4e-section-heading\"\u003eCross-References\u003c\/div\u003e\n    \u003cdiv class=\"hq4e-chips\"\u003e\n      \u003cspan class=\"hq4e-chip\"\u003eQ-4E\u003c\/span\u003e\u003cspan class=\"hq4e-chip\"\u003eQD-4E\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n  \n\n  \n  \u003csection class=\"hq4e-section\"\u003e\n    \u003cdiv class=\"hq4e-section-heading\"\u003eNotes\u003c\/div\u003e\n    \u003cdiv class=\"hq4e-notes\"\u003e\n      \n      \u003cdiv class=\"hq4e-note-item\"\u003e\n        \u003cp class=\"hq4e-note-q\"\u003eWhich orifice-paddle option do I need?\u003c\/p\u003e\n        \u003cp class=\"hq4e-note-a\"\u003eFour ranges are offered: 4 to 8 GPM, 6 to 20 GPM, 15 to 35 GPM, and 25 to 70 GPM. Pick the band your normal flow sits inside, then fine tune with the continuous adjustment.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \n    \u003c\/div\u003e\n  \u003c\/section\u003e\n  \n\n  \u003cfooter class=\"hq4e-footer\"\u003e\n    Genuine Harwil\u003cspan class=\"hq4e-dot\"\u003e•\u003c\/span\u003eFactory Specifications\u003cspan class=\"hq4e-dot\"\u003e•\u003c\/span\u003eFast Shipping\u003cspan class=\"hq4e-dot\"\u003e•\u003c\/span\u003eExpert Support\n  \u003c\/footer\u003e\n\n\u003c\/div\u003e\n","brand":"Harwil Corporation","offers":[{"title":"DPDT \/ 25 - 70 GPM \/ Grommet C","offer_id":55882675781954,"sku":"PFS-QD-4E\/4\/C","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 25 - 70 GPM \/ Grommet B","offer_id":55882675814722,"sku":"PFS-QD-4E\/4\/B","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 25 - 70 GPM \/ Grommet AA","offer_id":55882675847490,"sku":"PFS-QD-4E\/4\/AA","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 25 - 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20 GPM \/ Grommet C","offer_id":55882676109634,"sku":"PFS-QD-4E\/2\/C","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 6 - 20 GPM \/ Grommet B","offer_id":55882676142402,"sku":"PFS-QD-4E\/2\/B","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 6 - 20 GPM \/ Grommet AA","offer_id":55882676175170,"sku":"PFS-QD-4E\/2\/AA","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 6 - 20 GPM \/ Grommet A","offer_id":55882676207938,"sku":"PFS-QD-4E\/2\/A","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 6 - 20 GPM \/ Conduit Fitting F","offer_id":55882676240706,"sku":"PFS-QD-4E\/2\/F","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 4 - 8 GPM \/ Grommet C","offer_id":55882676273474,"sku":"PFS-QD-4E\/1\/C","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 4 - 8 GPM \/ Grommet B","offer_id":55882676306242,"sku":"PFS-QD-4E\/1\/B","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 4 - 8 GPM \/ Grommet AA","offer_id":55882676339010,"sku":"PFS-QD-4E\/1\/AA","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 4 - 8 GPM \/ Grommet A","offer_id":55882676371778,"sku":"PFS-QD-4E\/1\/A","price":395.85,"currency_code":"USD","in_stock":true},{"title":"DPDT \/ 4 - 8 GPM \/ Conduit Fitting F","offer_id":55882676404546,"sku":"PFS-QD-4E\/1\/F","price":395.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 25 - 70 GPM \/ Grommet C","offer_id":55882676437314,"sku":"PFS-Q-4E\/4\/C","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 25 - 70 GPM \/ Grommet B","offer_id":55882676470082,"sku":"PFS-Q-4E\/4\/B","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 25 - 70 GPM \/ Grommet AA","offer_id":55882676502850,"sku":"PFS-Q-4E\/4\/AA","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 25 - 70 GPM \/ Grommet A","offer_id":55882676535618,"sku":"PFS-Q-4E\/4\/A","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 25 - 70 GPM \/ Conduit Fitting F","offer_id":55882676568386,"sku":"PFS-Q-4E\/4\/F","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 15 - 35 GPM \/ Grommet C","offer_id":55882676601154,"sku":"PFS-Q-4E\/3\/C","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 15 - 35 GPM \/ Grommet B","offer_id":55882676633922,"sku":"PFS-Q-4E\/3\/B","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 15 - 35 GPM \/ Grommet AA","offer_id":55882676666690,"sku":"PFS-Q-4E\/3\/AA","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 15 - 35 GPM \/ Grommet A","offer_id":55882676699458,"sku":"PFS-Q-4E\/3\/A","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 15 - 35 GPM \/ Conduit Fitting F","offer_id":55882676732226,"sku":"PFS-Q-4E\/3\/F","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 6 - 20 GPM \/ Grommet C","offer_id":55882676764994,"sku":"PFS-Q-4E\/2\/C","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 6 - 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8 GPM \/ Grommet A","offer_id":55882677027138,"sku":"PFS-Q-4E\/1\/A","price":365.85,"currency_code":"USD","in_stock":true},{"title":"SPDT \/ 4 - 8 GPM \/ Conduit Fitting F","offer_id":55882677059906,"sku":"PFS-Q-4E\/1\/F","price":240.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1022\/1040\/4674\/files\/Q4e_b3e9208c-317e-400f-822a-378da83aacdd.jpg?v=1786333756","url":"https:\/\/pureflowsystems.com\/products\/harwil-q-4e-flow-switch","provider":"Pure Flow Systems","version":"1.0","type":"link"}