{"product_id":"hi-velocity-rbm-50-a2l-r-454b-r-32-tx-refrigerant-base-module-w-rds-kit","title":"Hi-Velocity RBM-50-A2L (R-454B\/R-32) TX Refrigerant Base Module w\/ RDS Kit Refrigerant Coil","description":"\u003cp\u003eThe \u003cstrong\u003eRBM-50-A2L (R-454B\/R-32) TX Refrigerant Base Module w\/ RDS Kit\u003c\/strong\u003e is the R-454B \/ R-32 (A2L) configuration of the RBM-50 Refrigerant Base Module — a heat-pump-ready TX refrigerant cooling coil designed to install directly under a Hi-Velocity SDHV air handler as the module base. Rated for 1.5–2.0 tons of cooling (18–24 MBH TX cooling capacity). Ships with the Refrigerant Detection System (RDS) Kit — mitigation board plus pre-installed refrigerant sensor — required for A2L (R-454B\/R-32) installations under the 2025 refrigerant regulations.\u003c\/p\u003e\u003ch4\u003eKey features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e22-gauge insulated base cabinet with primary and secondary 3\/4\" M CPVC drain connections\u003c\/li\u003e\n\u003cli\u003eCopper tubing with aluminum fins (0.006 in \/ 0.152 mm fin thickness)\u003c\/li\u003e\n\u003cli\u003eFactory-installed R-454B \/ R-32 (A2L) TX expansion valve with built-in check valve and bypass — heat-pump-ready\u003c\/li\u003e\n\u003cli\u003eFreeze stat and access ports pre-installed\u003c\/li\u003e\n\u003cli\u003eTwo T-mounting brackets for direct connection to air handler\u003c\/li\u003e\n\u003cli\u003eRefrigerant Detection System (RDS Kit) — mitigation board and pre-installed A2L refrigerant sensor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;font-size:0.9em;margin:0.5em 0;border:none;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eCoil family\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003eHi-Velocity RBM Series (Refrigerant Base Module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eRefrigerant type\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003eR-454B \/ R-32 (A2L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eNominal cooling tonnage\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003e1.5–2.0 tons (5.3–7.0 kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eTX cooling capacity (MBH)\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003e18–24 MBH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eLatent cooling capacity (MBH)\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003e6.8–8.9 MBH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eLiquid line\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003e3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eSuction line\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003e7\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eDrain connection\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003e3\/4\" M CPVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eFin material\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003eAluminum (0.006 in \/ 0.152 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eTubing material\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003eCopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eCompatible air handlers\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003eHE-Z\/HE-B\/HE\/HV-50\/51, CU-51, LV-Z\/LV-B-750\/751, LV-50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eIncludes\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003eRDS Kit (mitigation board + refrigerant sensor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eShipping weight\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003e35 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:3px 10px !important;line-height:1.3 !important;text-align:left;font-weight:600;border-top:none;border-bottom:1px solid #e0e0e0;white-space:nowrap;\"\u003eShipping dimensions\u003c\/th\u003e\n\u003ctd style=\"padding:3px 10px !important;line-height:1.3 !important;border-top:none;border-bottom:1px solid #e0e0e0;\"\u003e37\"x19\"x23\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch4\u003eApplications\u003c\/h4\u003e\u003cp\u003eThe RBM series installs as the base module under the air handler (T-brackets, integrated drain pan) — the standard configuration when the air handler is being purchased as a heating unit and the cooling stage is added at the same time. For retrofit cooling on an existing installed air handler, use the RCM series (which mounts on the return-air side with L-brackets).\u003c\/p\u003e\u003ch4\u003eDocuments\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1845\/3717\/files\/hi-velocity-rbm-manual-installation.pdf\" target=\"_blank\" rel=\"noopener\"\u003eRBM Base Cooling Coil Installation Manual\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1845\/3717\/files\/hi-velocity-all-spec-sizing.pdf\" target=\"_blank\" rel=\"noopener\"\u003eHi-Velocity Specifications \u0026amp; Sizing Guide\u003c\/a\u003e (PDF)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hi-Velocity","offers":[{"title":"Default Title","offer_id":52819705594137,"sku":"41090304050","price":3455.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1845\/3717\/files\/hi-velocity-rbm-hero-1.png?v=1784417901","url":"https:\/\/highvelocityoutlets.com\/en-ca\/products\/hi-velocity-rbm-50-a2l-r-454b-r-32-tx-refrigerant-base-module-w-rds-kit","provider":"High Velocity Outlets","version":"1.0","type":"link"}