Bosch Water heater 50-Gallon is a heat pump (hybrid electric) water heater from Bosch with a 47 gallon rated tank and a 69 gallon first-hour rating at a 3.75 UEF — 855 kWh/yr certified use, 47.9 in tall.
Our take
No product in this database is sold under more names: 17 brands — Bosch, Midea, Senville, ACIQ, and a dozen others — put badges on this one certified 50-gallon unit across 22 listings. The hardware being fought over is genuinely good: 3.75 UEF at the 74th percentile of the class, about $145 a year (roughly $460 under a standard electric tank), a 69-gallon first-hour rating above the median, connected-capable, in a class-typical 47.9-inch body. 240 V at 24 A, R-134a, 37.4 °F cutoff. The certified spec is identical everywhere; only the price and warranty terms differ by badge.
Best for: Aggressive price-shopping — 17 interchangeable badges compete on this spec.
Trade-off: Badge proliferation means support quality varies by seller, not by hardware.
Efficiency
Uniform Energy Factor (UEF)
3.75
Annual electricity use
855 kWh/yr
Recovery efficiency
430 %
General
Fuel
Electric
Capacity
First-hour rating
69 gal
Rated storage volume
47 gal
Draw pattern
Medium
Heat pump
Heat pump type
240 Volt Integrated HPWH
Refrigerant (GWP)
R-134a (GWP:1430)
Compressor low-temp cutoff
37.4 °F
Installation
Input voltage
240
Max current draw
24 A
Smart features
Smart / connected capable
Yes
Dimensions
Height
47.9 in
Diameter
18.3 in
Certification
ENERGY STAR certified
Yes
Who is the Bosch Water heater 50-Gallon for?
Its 69 gallon first-hour rating suits a
household of 3–4 people under DOE sizing guidance.
Estimated running cost: about $145/year at the national
average electricity rate (855 kWh/yr certified use).
Needs a 240 V circuit; at 24 A max draw plan for a 30 A breaker (NEC 125% continuous-load rule).
The heat pump compressor operates down to 37.4 °F ambient — below that, backup
elements take over.
The Bosch Water heater 50-Gallon is certified hardware that Bosch and its partner brands
publish under 22 names. The same specifications apply to every
variant:
Is the Bosch Water heater 50-Gallon ENERGY STAR certified?
Yes, the Bosch Water heater 50-Gallon holds a current ENERGY STAR certification for water heating efficiency (UEF 3.75).
How much does the Bosch Water heater 50-Gallon cost to run per year?
About $145 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 electrical circuit does the Bosch Water heater 50-Gallon need?
The Bosch Water heater 50-Gallon runs on a 240 V circuit drawing up to 24 A; per the NEC 125% continuous-load rule plan for at least a 30 A breaker (check the installation manual for the required circuit).
Is the Bosch Water heater 50-Gallon a smart water heater?
Yes, the Bosch Water heater 50-Gallon is connected-capable, with app control and eligibility for most utility demand-response programs.
