{"product_id":"world-magnetics-differential-pressure-switch-171d8wc-s-dc-0-15-8-h2o-range","title":"WORLD MAGNETICS DIFFERENTIAL PRESSURE SWITCH 171D8WC-S-DC, 0.15-8\" H2O RANGE","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"729\"\u003eThe World Magnetics 171D8WC-S-DC \u003ca href=\"https:\/\/plgautomation.com\/collections\/power-supplies-protection\"\u003eDifferential Pressure Switch\u003c\/a\u003e is an industrial low-pressure monitoring device used in air handling and pneumatic pressure control systems to detect differential pressure changes within a 0.15–8\" H2O operating range. Commonly installed in HVAC systems, air filtration equipment, clean rooms, industrial ventilation systems, and pneumatic process applications requiring accurate low-pressure monitoring and switching control. Maintenance technicians, HVAC system integrators, and industrial operators use this pressure switch for airflow monitoring, filter status detection, replacement maintenance, and automated pressure control applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"731\" data-end=\"748\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"749\" data-end=\"1333\"\u003eThe World Magnetics 171D8WC-S-DC Differential Pressure Switch is designed for industrial and commercial systems where precise low differential air pressure detection is critical for operational safety and equipment performance. It is commonly used in HVAC airflow proving systems, filter monitoring assemblies, clean room pressure regulation, industrial ventilation equipment, dust collection systems, and process air handling applications where dependable differential pressure switching helps maintain airflow efficiency and system reliability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1335\" data-end=\"1364\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1365\" data-end=\"2449\"\u003e• Brand: World Magnetics\u003cbr data-start=\"1389\" data-end=\"1392\"\u003e• Part Number: 171D8WC-S-DC\u003cbr data-start=\"1419\" data-end=\"1422\"\u003e• Product Type: Differential Pressure Switch\u003cbr data-start=\"1466\" data-end=\"1469\"\u003e• Pressure Range: 0.15–8.0\" H2O\u003cbr data-start=\"1500\" data-end=\"1503\"\u003e• Pressure Range Metric: 0.37–20 mbar\u003cbr data-start=\"1540\" data-end=\"1543\"\u003e• Current Type: DC\u003cbr data-start=\"1561\" data-end=\"1564\"\u003e• Switch Rating: 0.75 Amp at 75 VDC\u003cbr data-start=\"1599\" data-end=\"1602\"\u003e• Switch Type: SPDT Snap Action\u003cbr data-start=\"1633\" data-end=\"1636\" data-is-only-node=\"\"\u003e• Function: Differential air pressure monitoring and switching\u003cbr data-start=\"1698\" data-end=\"1701\"\u003e• Pressure Ports: 1\/8-27 NPT Female\u003cbr data-start=\"1736\" data-end=\"1739\"\u003e• Housing Material: Zinc die cast with aluminum electrical box\u003cbr data-start=\"1801\" data-end=\"1804\"\u003e• Diaphragm Material: Silicone PE cloth diaphragm\u003cbr data-start=\"1853\" data-end=\"1856\"\u003e• Electrical Connection: Screw terminals\u003cbr data-start=\"1896\" data-end=\"1899\"\u003e• Mechanical Life: 1,000,000 cycles\u003cbr data-start=\"1934\" data-end=\"1937\"\u003e• Temperature Range: -30°F to 160°F (-34°C to 71°C)\u003cbr data-start=\"1988\" data-end=\"1991\"\u003e• Proof Pressure: Up to 40\" H2O depending on configuration\u003cbr data-start=\"2049\" data-end=\"2052\"\u003e• Mounting Orientation: Vertical surface mounting\u003cbr data-start=\"2101\" data-end=\"2104\"\u003e• Environmental Features: Shock and vibration resistant, chemical-resistant finish available\u003cbr data-start=\"2196\" data-end=\"2199\"\u003e• Certifications\/Standards: MIL-S-901-D and MIL-STD-167-1 vibration and shock resistance\u003cbr data-start=\"2287\" data-end=\"2290\"\u003e• Application Type: HVAC, airflow monitoring, industrial ventilation, pneumatic systems\u003cbr data-start=\"2377\" data-end=\"2380\"\u003e• Weight: Approximately 2.5 lbs \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2451\" data-end=\"2475\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2476\" data-end=\"2607\"\u003e• Dwyer Differential Pressure Switch\u003cbr data-start=\"2512\" data-end=\"2515\"\u003e• United Electric Differential Pressure Switch\u003cbr data-start=\"2561\" data-end=\"2564\"\u003e• Ashcroft Low Pressure Differential Switch\u003c\/p\u003e","brand":"World","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51733574877486,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_c79c9ba4-579c-47a4-80ff-f955f4cadf6d.jpg?v=1770603013","url":"https:\/\/plgautomation.com\/products\/world-magnetics-differential-pressure-switch-171d8wc-s-dc-0-15-8-h2o-range","provider":"PLG Automation ","version":"1.0","type":"link"}