R72DB0044HX Mortex R410A TXV 3.5-5

Mortex R72DB0044HX OEM TXV — 3.5 to 5 Ton, R‑410A 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.

Cross Reference:

• R72DB0044HX (current OEM)

• R72DB0044 — same TXV family, 3.5–5 ton, R‑410A

• MOR72DB0044 — Nordyne OEM TXV

• 173‑R72DB0044 — Nordyne replacement

• Fits Mortex tube‑and‑fin and select micro‑channel coils