{"product_id":"actaris-11j28r05121-gas-regulator","title":"Actaris 11J28R05121 Gas Regulator","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"647\"\u003eThe Actaris B-42 125 AG \/ Trane 11J28R05121 gas regulator is used in natural gas distribution systems to reduce inlet gas pressure and provide stable outlet pressure for commercial and industrial gas-fired equipment. Commonly installed in Trane commercial HVAC systems, gas heating equipment, boilers, rooftop units, and industrial gas distribution systems requiring a 3\/4 in. NPT pressure regulator. Maintenance teams, HVAC service technicians, gas utility contractors, and system integrators use this gas regulator for replacement, retrofit, preventive maintenance, and gas system repairs. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"649\" data-end=\"666\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"668\" data-end=\"1119\"\u003eThe Actaris B-42 125 AG gas regulator is designed to deliver accurate pressure regulation while protecting downstream gas-fired equipment from pressure fluctuations. It is commonly used in commercial HVAC systems, industrial heating equipment, boilers, rooftop units, manufacturing facilities, and natural gas distribution installations where reliable gas pressure control and safe system operation are essential. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1121\" data-end=\"1150\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1152\" data-end=\"2036\"\u003e• Manufacturer Part Number (MPN): 11J28R05121\u003cbr data-start=\"1197\" data-end=\"1200\"\u003e• Manufacturer: Actaris (Trane OEM)\u003cbr data-start=\"1235\" data-end=\"1238\"\u003e• Product Type: Gas Pressure Regulator\u003cbr data-start=\"1276\" data-end=\"1279\"\u003e• Model: B-42 125 AG\u003cbr data-start=\"1299\" data-end=\"1302\"\u003e• Connection Size: 3\/4 in. NPT\u003cbr data-start=\"1332\" data-end=\"1335\"\u003e• Regulator Series: B42 Series\u003cbr data-start=\"1365\" data-end=\"1368\"\u003e• Maximum Inlet Pressure: 125 PSIG\u003cbr data-start=\"1402\" data-end=\"1405\"\u003e• Maximum Emergency Inlet Pressure: 300 PSIG\u003cbr data-start=\"1449\" data-end=\"1452\" data-is-only-node=\"\"\u003e• Outlet Pressure Range: 5 in. W.C. to 5 PSIG\u003cbr data-start=\"1497\" data-end=\"1500\"\u003e• Regulator Type: Spring-Loaded Gas Pressure Regulator\u003cbr data-start=\"1554\" data-end=\"1557\"\u003e• Valve Body Material: Cast Iron\u003cbr data-start=\"1589\" data-end=\"1592\"\u003e• Valve Seat Material: Buna-N \/ Silicone\u003cbr data-start=\"1632\" data-end=\"1635\"\u003e• Diaphragm Area: 12.6 sq. in.\u003cbr data-start=\"1665\" data-end=\"1668\"\u003e• Vent Connection: 3\/4 in. or 1 in. NPT\u003cbr data-start=\"1707\" data-end=\"1710\"\u003e• Function: Reduces and Regulates Natural Gas Pressure\u003cbr data-start=\"1764\" data-end=\"1767\"\u003e• Compatible Equipment: Trane Commercial HVAC Equipment, Boilers, Rooftop Units, and Industrial Gas Systems\u003cbr data-start=\"1874\" data-end=\"1877\"\u003e• Application Environment: Commercial HVAC, Industrial Heating Systems, Natural Gas Distribution, and Gas-Fired Equipment \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2038\" data-end=\"2062\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2064\" data-end=\"2164\"\u003e• Itron B42R Gas Regulator\u003cbr data-start=\"2090\" data-end=\"2093\"\u003e• Fisher 627 Series Gas Regulator\u003cbr data-start=\"2126\" data-end=\"2129\"\u003e• Maxitrol 325 Series Gas Regulator\u003c\/p\u003e","brand":"Trane","offers":[{"title":"New","offer_id":51714175303982,"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_98c3f086-63e8-43a3-a5e5-3f6f8799e618.jpg?v=1770418365","url":"https:\/\/plgautomation.com\/products\/actaris-11j28r05121-gas-regulator","provider":"PLG Automation ","version":"1.0","type":"link"}