{"product_id":"pp901b1002-honeywell-pneumatic-pressure-reducing-valve-dual-pressure-system-45-150-psi-inlet","title":"PP901B1002 | Honeywell Pneumatic Pressure Reducing Valve Dual Pressure System, 45–150 psi Inlet","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"444\" data-start=\"90\"\u003eThe Honeywell PP901B1002 is a high-pressure, diaphragm-operated pneumatic pressure reducing valve with a built-in adjustable relief valve. Designed for dual pressure systems, it maintains stable downstream pressure between 0–25 psi and 0–5 psi above the primary range, ensuring precise regulation and system safety in pneumatic control applications.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.964%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003ePneumatic Control Devices\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003ePP901B1002\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003ePressure Reducing Valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eDual pressure pneumatic reducing valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003ePressure regulation and relief\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eInlet Pressure Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003e45–150 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eOutput Pressure Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003e0–25 psi (primary); 0–5 psi above primary (secondary)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003ePressure Relief\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eBuilt-in adjustable relief valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eOperation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eDiaphragm operated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003ePressure Adjustment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eManual or via electric-pneumatic switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eConnection Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003e1\/4 in. NPT female (inlet and outlet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eGage Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003e1\/8 in. NPT female (for air gage and pilot)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eBracket furnished for panel or wall mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eDurable brass and steel assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003e11 in. high × 8-7\/8 in. wide × 3-3\/4 in. deep\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eGage tappings for regulated pressure measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eStandard ambient pneumatic environment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eFlow Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eSuitable for industrial air systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eAdjustments\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eIndependent high\/low pressure settings with mechanical stops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eDual pressure control for pneumatic instrumentation systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003eHoneywell OEM standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 26.1539%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 73.7129%;\"\u003e1.00 lbs (approx. 0.45 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003ePP901B1002\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe PP901B1002 is part of Honeywell’s PP900 series of pneumatic reducing valves, specifically designed for dual pressure control applications in building automation and industrial pneumatic systems. This model features a diaphragm-operated mechanism that delivers precise downstream pressure regulation across a wide inlet range of 45 to 150 psi. It includes a built-in adjustable relief valve to prevent overpressure and protect connected components. Pressure changes can be made manually or automatically through an electric-pneumatic switch, providing flexibility in operation. Equipped with adjustable mechanical stops and gage tappings, the PP901B1002 allows for accurate calibration and convenient pressure monitoring. Its robust construction and reliable Honeywell engineering make it ideal for use in air control panels, actuating systems, and process control environments requiring stable pressure management.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDual Pressure Operation: Supports two distinct pressure ranges—0–25 psi and 0–5 psi above the primary—for flexible control system configurations.\u003c\/li\u003e\n\u003cli\u003eIntegrated Safety Relief Valve: Built-in adjustable relief valve limits downstream pressure to prevent damage or unsafe operating conditions.\u003c\/li\u003e\n\u003cli\u003eHigh Inlet Capacity: Accepts inlet pressures from 45 to 150 psi, making it suitable for a wide variety of pneumatic supply systems.\u003c\/li\u003e\n\u003cli\u003eManual or Automatic Switching: Allows operator or electric-pneumatic control to switch between primary and secondary pressure levels.\u003c\/li\u003e\n\u003cli\u003eDiaphragm-Operated Design: Ensures smooth and stable pressure regulation with high repeatability and minimal maintenance.\u003c\/li\u003e\n\u003cli\u003eConvenient Monitoring: Equipped with gage tappings for direct measurement of regulated pressure at the valve.\u003c\/li\u003e\n\u003cli\u003eCompact and Durable Build: Constructed with heavy-duty materials to withstand industrial conditions while maintaining precise control.\u003c\/li\u003e\n\u003cli\u003eAdjustable Stops: Provides secure and repeatable pressure setting adjustments, enhancing system safety and control accuracy.\u003c\/li\u003e\n\u003cli\u003eEasy Installation: Includes mounting bracket for wall or panel installation in pneumatic cabinets or control panels.\u003c\/li\u003e\n\u003cli\u003eReliable Honeywell Engineering: Tested and proven for consistent performance in demanding HVAC, process, and pneumatic applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe PP901B1002 delivers the reliability and precision required for accurate dual pressure regulation and safety control in Honeywell pneumatic systems.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":49105098506496,"sku":"PP901B1002","price":2713.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/PP901B1002-2.jpg?v=1785540147","url":"https:\/\/alotechparts.com\/products\/pp901b1002-honeywell-pneumatic-pressure-reducing-valve-dual-pressure-system-45-150-psi-inlet","provider":"Alo Tech Solutions","version":"1.0","type":"link"}