{"product_id":"roots-624j-ram-whispair-blower","title":"Roots Dresser 624J RAM WHISPAIR Rotary Positive Blower","description":"\u003cp data-end=\"1190\" data-start=\"859\"\u003eThe Roots Dresser 624J RAM WHISPAIR Blower is a heavy-duty rotary positive displacement blower engineered for reliable, quiet, and efficient operation. Built with Roots’ patented WHISPAIR™ design, this model minimizes pulsation and noise while reducing power losses, making it ideal for demanding industrial environments.\u003c\/p\u003e\n\u003ch3 data-end=\"1216\" data-start=\"1192\"\u003eKey Specifications\u003c\/h3\u003e\n\u003cul data-end=\"1593\" data-start=\"1217\"\u003e\n\u003cli data-end=\"1245\" data-start=\"1217\"\u003e\n\u003cp data-end=\"1245\" data-start=\"1219\"\u003eMax Flow: ~3,244 CFM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1287\" data-start=\"1246\"\u003e\n\u003cp data-end=\"1287\" data-start=\"1248\"\u003eMax Pressure: 10 psi differential\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1314\" data-start=\"1288\"\u003e\n\u003cp data-end=\"1314\" data-start=\"1290\"\u003eMax Vacuum: 16″ Hg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1343\" data-start=\"1315\"\u003e\n\u003cp data-end=\"1343\" data-start=\"1317\"\u003eMax Speed: 3,000 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1405\" data-start=\"1344\"\u003e\n\u003cp data-end=\"1405\" data-start=\"1346\"\u003eConnections: 10″ flanged inlet \/ 8″ flanged discharge\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1432\" data-start=\"1406\"\u003e\n\u003cp data-end=\"1432\" data-start=\"1408\"\u003eShaft Diameter: 2″\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1477\" data-start=\"1433\"\u003e\n\u003cp data-end=\"1477\" data-start=\"1435\"\u003eWeight: ~910 lb (shipping ~1,037 lb)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1530\" data-start=\"1478\"\u003e\n\u003cp data-end=\"1530\" data-start=\"1480\"\u003eLubrication: Splash type (gear \u0026amp; drive ends)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1593\" data-start=\"1531\"\u003e\n\u003cp data-end=\"1593\" data-start=\"1533\"\u003eOil Requirement: 145 oz (horizontal), 83 oz (vertical)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1620\" data-start=\"1595\"\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-end=\"2201\" data-start=\"1621\"\u003e\n\u003cli data-end=\"1713\" data-start=\"1621\"\u003e\n\u003cp data-end=\"1713\" data-start=\"1623\"\u003eWHISPAIR Noise Reduction: Wrap-around plenum and jet design for quieter performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1810\" data-start=\"1714\"\u003e\n\u003cp data-end=\"1810\" data-start=\"1716\"\u003eRugged Construction: Ductile iron impellers, grey iron headplates, and one-piece casing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1906\" data-start=\"1811\"\u003e\n\u003cp data-end=\"1906\" data-start=\"1813\"\u003ePrecision Gearing: Carburized and ground steel spur gears ensure rotor synchronization.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2006\" data-start=\"1907\"\u003e\n\u003cp data-end=\"2006\" data-start=\"1909\"\u003eReliable Sealing: Piston ring and hydrodynamic seals minimize leakage and protect bearings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2108\" data-start=\"2007\"\u003e\n\u003cp data-end=\"2108\" data-start=\"2009\"\u003eFlexible Installation: Detachable steel mounting feet for horizontal or vertical orientation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2221\" data-start=\"2203\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-end=\"2357\" data-start=\"2222\"\u003e\n\u003cli data-end=\"2253\" data-start=\"2222\"\u003e\n\u003cp data-end=\"2253\" data-start=\"2224\"\u003eWastewater aeration systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2277\" data-start=\"2254\"\u003e\n\u003cp data-end=\"2277\" data-start=\"2256\"\u003ePneumatic conveying\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2303\" data-start=\"2278\"\u003e\n\u003cp data-end=\"2303\" data-start=\"2280\"\u003eCombustion air supply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2332\" data-start=\"2304\"\u003e\n\u003cp data-end=\"2332\" data-start=\"2306\"\u003eIndustrial vacuum assist\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2357\" data-start=\"2333\"\u003e\n\u003cp data-end=\"2357\" data-start=\"2335\"\u003eProcess gas boosting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"2385\" data-start=\"2359\"\u003eDocumentation (PDFs)\u003c\/h3\u003e\n\u003cp data-end=\"2463\" data-start=\"2386\"\u003eFor detailed specs, performance curves, and installation instructions, see:\u003c\/p\u003e\n\u003cul data-end=\"2789\" data-start=\"2464\"\u003e\n\u003cli data-end=\"2644\" data-start=\"2464\"\u003e\n\u003cp data-end=\"2644\" data-start=\"2466\"\u003e\u003ca data-end=\"2642\" data-start=\"2466\" rel=\"noopener\" href=\"https:\/\/images.bid-on-equipment.com\/prod-documents\/1595-RAMWhispairRotaryPositiveDisplacementBlowersFrames404J624J-0.pdf?utm_source=chatgpt.com\" class=\"decorated-link\"\u003eRoots RAM WHISPAIR Brochure – Frames 404J–624J (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2789\" data-start=\"2645\"\u003e\n\u003cp data-end=\"2789\" data-start=\"2647\"\u003e\u003ca data-end=\"2787\" data-start=\"2647\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003eRoots Blower Installation, Operation \u0026amp; Maintenance Manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Roots Dresser","offers":[{"title":"Default Title","offer_id":51002541474087,"sku":"RD033","price":16725.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/0899\/2039\/files\/IMG_20250218_135545.webp?v=1770084384","url":"https:\/\/www.dwpindustrial.io\/products\/roots-624j-ram-whispair-blower","provider":"DWP Industrial Sales","version":"1.0","type":"link"}