{"product_id":"schulz-srp-4020-flex-vsd-rotary-screw-compressor","title":"Schulz SRP 4020 Flex Variable-Speed Rotary Screw Compressor","description":"\u003cp\u003eThe Schulz SRP 4020 Flex is a variable-speed (VSD) industrial rotary screw compressor delivering 25–74 CFM at 125 PSI from a 20 HP IP 55 motor controlled by an integrated frequency inverter. The Flex line modulates output to match real-time demand, eliminating the unloaded-run losses of fixed-speed machines and cutting energy consumption by up to \u003cstrong\u003e38%\u003c\/strong\u003e. Designed for 24\/7 operation in ambients up to 113°F, fully enclosed and sound-attenuated.\u003c\/p\u003e\u003ch3\u003eWhy Variable-Speed\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 38% energy savings\u003c\/strong\u003e — variable-speed drive eliminates load\/unload cycling losses; output matches demand exactly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstant pipe pressure\u003c\/strong\u003e — VSD holds discharge pressure within ~1.5 PSI of setpoint vs. ~14 PSI swing on fixed-speed machines, reducing wasted air at the tool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoft-start\u003c\/strong\u003e — no inrush current, no large service-entrance penalty; gentler on motor and electrical infrastructure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControlNet microprocessor\u003c\/strong\u003e — built-in monitoring, scheduled-maintenance alerts, remote operation capable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage intake filtration\u003c\/strong\u003e — improves downstream air quality and protects the airend.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eRotary Screw, Variable-Speed (VSD), Enclosed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHorsepower\u003c\/th\u003e\n\u003ctd\u003e20 HP (15 kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFree Air Delivery\u003c\/th\u003e\n\u003ctd\u003e25–74 CFM @ 125 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Pressure\u003c\/th\u003e\n\u003ctd\u003e125 PSI (8.6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDrive Control\u003c\/th\u003e\n\u003ctd\u003eIntegrated variable frequency drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMotor Enclosure\u003c\/th\u003e\n\u003ctd\u003eIP 55 Totally Enclosed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSound Level\u003c\/th\u003e\n\u003ctd\u003e69 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e1382 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (H x W x D)\u003c\/th\u003e\n\u003ctd\u003e74.8 x 74.8 x 31.9 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling\u003c\/th\u003e\n\u003ctd\u003eForced-air cooled, axial cabinet fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eController\u003c\/th\u003e\n\u003ctd\u003eControlNet electronic, 24V control circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eBrazil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eWhy Buy From A1 Compressor Warehouse\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAuthorized Schulz of America dealer — full factory warranty.\u003c\/li\u003e\n\u003cli\u003eFree system-sizing consultation — call (803) 693-2350 or email \u003ca href=\"mailto:sales@a1compressorwarehouse.com\"\u003esales@a1compressorwarehouse.com\u003c\/a\u003e before you order.\u003c\/li\u003e\n\u003cli\u003eSame-day quote response, 24-hour order processing.\u003c\/li\u003e\n\u003cli\u003eDirect-to-consumer pricing — no middleman markup.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Schulz","offers":[{"title":"208-230V Three-Phase","offer_id":59526533644369,"sku":"970.4049-0","price":0.0,"currency_code":"USD","in_stock":true},{"title":"460V Three-Phase","offer_id":59526533677137,"sku":"970.4050-0","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0245\/1662\/4465\/files\/srp-4020-dynamicsoa-new.jpg?v=1779075983","url":"https:\/\/a1compressorwarehouse.com\/products\/schulz-srp-4020-flex-vsd-rotary-screw-compressor","provider":"A1 Compressor Warehouse","version":"1.0","type":"link"}