{"product_id":"r72db0044hx-mortex-r410a-txv-3-5-5","title":"R72DB0044HX Mortex R410A TXV 3.5-5","description":"\u003ch1\u003eR72DB0044HX Mortex R410A TXV 3.5-5\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMortex R72DB0044HX OEM TXV — 3.5 to 5 Ton, R‑410A\u003c\/strong\u003e The R72DB0044HX is the factory‑specified R‑410A thermostatic expansion valve used in Mortex and Nordyne evaporator coil assemblies. Rated for 3.5–5 ton systems, this TXV provides precise refrigerant metering, stable superheat, and improved cooling performance. The HX revision ensures compatibility with updated coil housings and R‑410A operating pressures. Direct OEM fit for Mortex coil cabinets and matched outdoor units.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCross Reference:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul role=\"list\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eR72DB0044HX\u003c\/strong\u003e (current OEM)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eR72DB0044\u003c\/strong\u003e — same TXV family, 3.5–5 ton, R‑410A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMOR72DB0044\u003c\/strong\u003e — Nordyne OEM TXV\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e173‑R72DB0044\u003c\/strong\u003e — Nordyne replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFits Mortex tube‑and‑fin and select micro‑channel coils\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Quinn","offers":[{"title":"Default Title","offer_id":45276996468802,"sku":"173-R72DB0044HX","price":141.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/files\/Screenshot2026-09-26110004_b51d4c5f-6966-4c5c-b4b8-0ab72e4f5a43.png?v=1790447015","url":"https:\/\/hvacpartstore.com\/products\/r72db0044hx-mortex-r410a-txv-3-5-5","provider":"HVACpartstore","version":"1.0","type":"link"}