← Back to the certified product directory
Source-backed model record
Rheem PROPH50 T0 RH120-MSO
This page separates current ENERGY STAR certification fields from independently reviewed manufacturer fields. It is not a purchase recommendation or an installation approval.
Product details
Decision briefing from current source records
Use these source-backed facts to identify what can be compared and where current data is unavailable. They do not establish household fit, installation approval, operating cost, price, availability, or a preferred model.
Hot-water delivery and tank
Compare these listed values with a hot-water requirement you determined independently. No listed value establishes household fit by itself.
| Source layer and field | Current source-backed status |
|---|---|
| ENERGY STARENERGY STAR storage volume | 46 gal Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
| ENERGY STARENERGY STAR first-hour rating | 55 gal Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
| ManufacturerManufacturer nominal tank capacity | 50 gal Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerManufacturer storage volume | 46 gal Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerManufacturer first-hour rating | 55 gal Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerManufacturer recovery rate | 12 gal/hour Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
Physical fit and service access
Compare product dimensions with measured space. Product dimensions are not installation clearances; verify every clearance and service-access requirement separately.
| Source layer and field | Current source-backed status |
|---|---|
| ManufacturerProduct height | 62 in Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerProduct diameter | 22.25 in Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerEmpty weight | 178 lb Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
Electrical requirements
Compare only with circuit information confirmed for the installation. Verify the current instructions and required work with a qualified professional.
| Source layer and field | Current source-backed status |
|---|---|
| ENERGY STARENERGY STAR input voltage | 120 V Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
| ManufacturerManufacturer input voltage | 120 V Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerRecommended breaker size | 15 A Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerCircuit requirement | 120V shared circuit Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4 section heading: ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerConnection type | Plug-in Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4 section heading: ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit Verified 2026-08-20; revalidation due before 2026-09-19. |
Location, air, ducting, and condensate
Confirm each published location, airflow, temperature, ducting, and drain requirement. An unavailable value is an unresolved check, not permission.
Efficiency and operating information
These are listed product metrics, not a prediction of household energy use, utility cost, or savings.
| Source layer and field | Current source-backed status |
|---|---|
| ENERGY STARENERGY STAR heat-pump type | 120 Volt Integrated HPWH Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
| ENERGY STARENERGY STAR fuel | Electric Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
| ENERGY STARENERGY STAR Uniform Energy Factor | 3 Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
| ENERGY STARENERGY STAR listed annual electric usage | 1072 kWh/year Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
| ManufacturerManufacturer Uniform Energy Factor | 3 Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
| ManufacturerHeat-pump capacity | 4200 Btu/hour Verified valueSource: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row Verified 2026-08-20; revalidation due before 2026-09-19. |
Sound and documented features
These rows report only currently verified exact-model facts. A missing feature value does not mean the feature is absent.
| Source layer and field | Current source-backed status |
|---|---|
| ManufacturerConnectivity supported | Yes — verifiedSource: Rheem ProTerra Plug-in specifications, Page 4 note below all three exact-model tables Verified 2026-08-20; revalidation due before 2026-09-19. |
Certification and source record
Use the source links and dates to validate the exact model and current evidence before choosing.
| Source layer and field | Current source-backed status |
|---|---|
| ENERGY STARENERGY STAR source record ID | 3555171 Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
| ENERGY STARENERGY STAR certification date | 2024-11-04 Verified valueSource: ENERGY STAR certified-product dataset Verified 2026-09-01; revalidation due before 2026-09-04. |
Full technical facts and field-level evidence
ENERGY STAR certification fields
- ENERGY STAR ID
- 3555171
- Heat-pump type
- 120 Volt Integrated HPWH
- Fuel
- Electric
- Uniform Energy Factor
- 3
- Storage volume
- 46 gal
- First-hour rating
- 55 gal
- Listed annual electric usage
- 1072 kWh/year
- Input voltage
- 120 V
- Date certified
- 2024-11-04
Open the authoritative ENERGY STAR record (opens in a new tab)
Verified manufacturer fields
Each value below is tied to the exact model, retained source bytes, a field locator, and a current review interval. Dimensions do not include required clearances unless a clearance field is shown separately.
Identity
- Manufacturer Name
- Rheem Source: Rheem ProTerra Plug-in specifications, Page 4 heading: Rheem ProTerra Plug-in Specifications
Physical
- Nominal Tank Capacity Gallons
- 50 gal Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Storage Volume Gallons
- 46 gal Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Height Inches
- 62 in Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Diameter Inches
- 22.25 in Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Empty Weight Pounds
- 178 lb Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Shipping Weight Pounds
- 218 lb Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
Electrical
- Input voltage
- 120 V Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Recommended Breaker Amps
- 15 A Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Circuit Requirement
- 120V shared circuit Source: Rheem ProTerra Plug-in specifications, Page 4 section heading: ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit
- Connection Type
- Plug-in Source: Rheem ProTerra Plug-in specifications, Page 4 section heading: ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit
Performance
- Uniform Energy Factor
- 3 Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- First Hour Rating Gallons
- 55 gal Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Recovery Rate Gallons Per Hour
- 12 gal/hour Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
- Heat Pump Capacity Btu Per Hour
- 4200 Btu/hour Source: Rheem ProTerra Plug-in specifications, Page 4, ProTerra Plug-in Heat Pump Water Heater with HydroBoost and LeakGuard – 120V Shared Circuit, exact PROPH50 T0 RH120-MSO row
Features
- Connectivity Supported
- Yes Source: Rheem ProTerra Plug-in specifications, Page 4 note below all three exact-model tables
Fields that cannot support a decision yet
Show 43 fields not yet verified
These fields have no verified exact-model claim in the current research record. They may not yet have been reviewed or may not appear in an eligible source. Unknown does not mean zero, false, not required, or compatible.
- Identity Model Family Name: unknown pending exact-model verification.
- Identity Model Aliases: unknown pending exact-model verification.
- Physical Width Inches: unknown pending exact-model verification.
- Physical Depth Inches: unknown pending exact-model verification.
- Electrical Phases: unknown pending exact-model verification.
- Electrical Frequency Hz: unknown pending exact-model verification.
- Electrical Minimum Circuit Ampacity Amps: unknown pending exact-model verification.
- Electrical Maximum Overcurrent Protection Amps: unknown pending exact-model verification.
- Installation Allowed Location Types: unknown pending exact-model verification.
- Installation Minimum Room Volume Cubic Feet: unknown pending exact-model verification.
- Installation Side Clearance Inches: unknown pending exact-model verification.
- Installation Front Service Clearance Inches: unknown pending exact-model verification.
- Installation Top Clearance Inches: unknown pending exact-model verification.
- Installation Rear Clearance Inches: unknown pending exact-model verification.
- Installation Floor Support Requirement: unknown pending exact-model verification.
- Installation Seismic Anchoring Requirement: unknown pending exact-model verification.
- Installation Orientation Requirement: unknown pending exact-model verification.
- Performance Annual Electric Usage Kwh: unknown pending exact-model verification.
- Performance Resistance Element Watts: unknown pending exact-model verification.
- Performance Maximum Setpoint Fahrenheit: unknown pending exact-model verification.
- Performance Certifications: unknown pending exact-model verification.
- Modes Operating Modes: unknown pending exact-model verification.
- Modes Mode Descriptions: unknown pending exact-model verification.
- Sound Rated Sound Level Dba: unknown pending exact-model verification.
- Sound Sound Test Context: unknown pending exact-model verification.
- Ambient Minimum Operating Air Temperature Fahrenheit: unknown pending exact-model verification.
- Ambient Maximum Operating Air Temperature Fahrenheit: unknown pending exact-model verification.
- Ambient Operating Temperature Context: unknown pending exact-model verification.
- Ducting Ducting Supported: unknown pending exact-model verification.
- Ducting Inlet Duct Diameter Inches: unknown pending exact-model verification.
- Ducting Outlet Duct Diameter Inches: unknown pending exact-model verification.
- Ducting Maximum Equivalent Duct Length Feet: unknown pending exact-model verification.
- Ducting Duct Configuration Notes: unknown pending exact-model verification.
- Condensate Condensate Drain Required: unknown pending exact-model verification.
- Condensate Drain Connection Size Inches: unknown pending exact-model verification.
- Condensate Condensate Pump Included: unknown pending exact-model verification.
- Condensate Drain Notes: unknown pending exact-model verification.
- Features Documented Features: unknown pending exact-model verification.
- Features Leak Detection Supported: unknown pending exact-model verification.
- Features Demand Response Capable: unknown pending exact-model verification.
- Features Integrated Mixing Valve: unknown pending exact-model verification.
- Features Backup Resistance Elements: unknown pending exact-model verification.
- Features Recirculation Supported: unknown pending exact-model verification.
Reviewed sources
- Rheem ProTerra Plug-in specifications Verified 2026-08-20; revalidation due before 2026-09-19.