Midea MGWH150IXPN is a gas tankless water heater from Midea rated 4.4 GPM at a 0.95 UEF — 175 therms/yr certified use, 150k BTU/h input.
Efficiency
Uniform Energy Factor (UEF)
0.95
Annual gas use (natural gas)
175 therms/yr
Annual propane use
191.25 gal/yr
General
Fuel
Propane
Capacity
Max flow rate
4.4 GPM
Draw pattern
High
Minimum activation flow
0.6 GPM
Performance
Gas input rate
150 kBTU/h
Installation
Max current draw
1.3 A
Vent type
Power Direct Vent
Vent size
2 / 3
Smart features
Smart / connected capable
No
Dimensions
Height
26.8 in
Width
17.3 in
Depth
11 in
Certification
ENERGY STAR certified
Yes
Real flow rate by climate
A tankless heater's usable flow depends on how far it must raise incoming water
temperature. Sustained hot-water flow of the Midea MGWH150IXPN at common temperature
rises (a typical shower uses about 2 GPM of mixed water):
Temperature rise
Climate
Sustained flow
Simultaneous showers
45 °F
Warm climate (~75 °F groundwater)
4.4 GPM
2
55 °F
Mild climate (~65 °F groundwater)
4.4 GPM
2
70 °F
Cold climate (~50 °F groundwater)
4.1 GPM
2
77 °F
DOE test condition
3.7 GPM
1
Also sold as
The Midea MGWH150IXPN is certified hardware that Midea and its partner brands
publish under 2 names. The same specifications apply to every
variant:
Yes, the Midea MGWH150IXPN holds a current ENERGY STAR certification for water heating efficiency (UEF 0.95).
How much does the Midea MGWH150IXPN cost to run per year?
About $516 per year at national average energy rates, based on its certified annual energy use under the DOE test draw pattern. Your rate and usage change this figure.
What venting does the Midea MGWH150IXPN use?
The Midea MGWH150IXPN uses Power Direct Vent venting with 2 / 3 in vent connections. Matching the existing vent type is usually the cheapest replacement path.
Is the Midea MGWH150IXPN a smart water heater?
No, the Midea MGWH150IXPN is not connected-capable — it has no app connectivity or demand-response support.
