MARATHON ELECTRIC HPC48S34S36E Motor Phase 1/7 115V 3450RPM

( Brand: Marathon Electric ), ( Manufacturer Part Number: HPC48S34S36E ), ( Horsepower: 1/7 Hp ), ( Color: Black ), ( Speed: 3450 Rpm ), ( Full Load Amps: 2.3 A ), ( Application: Oil Burner / Hvac ), ( Power Phase: 1 Phase ), ( California Prop 65 Warning: This Product May Contain Chemicals Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. ), ( Frequency: 60 Hz ), ( Type: Electric Motor ), ( Unit Type: Unit ), ( Voltage: 115v ), ( Country Of Origin: United States )

Review MARATHON ELECTRIC Motor Phase 1/7 Hp 115v 3450rpm Used

The **Marathon Electric HPC48S34S36E** is a high-performance, single-phase, permanent split capacitor (PSC) motor engineered for reliability, efficiency, and versatility in a wide range of industrial, commercial, and residential applications. This compact yet robust motor delivers **1/7 horsepower (approximately 125 watts)** of continuous output at a nominal **115-volt AC** operating voltage, making it ideal for applications requiring moderate power without excessive energy consumption. With a **3,450 RPM** synchronous speed, the HPC48S34S36E strikes an optimal balance between speed and torque, ensuring smooth operation in fans, blowers, pumps, compressors, and other mechanical systems where consistent performance is critical.

Designed with Marathon Electric s reputation for durability in mind, this motor features a **NEMA Premium -efficient** construction, incorporating advanced materials and precision engineering to minimize energy loss while maximizing operational lifespan. The **3450 RPM** speed classification aligns it perfectly with standard belt-driven systems, reducing the need for additional gearing or speed reducers, which simplifies installation and maintenance. Its **115-volt single-phase** design ensures compatibility with standard household and light-commercial electrical setups, making it a practical choice for applications such as attic fans, exhaust systems, HVAC accessories, and small-scale manufacturing equipment.

The **HPC48** series motor is built with a **3450 RPM** synchronous speed, which translates to an efficient asynchronous speed of approximately **3,285 RPM** under full load, delivering consistent torque even under varying load conditions. This motor is housed in a **NEMA Premium ** frame size **48**, providing ample space for internal components while maintaining a compact footprint for easy integration into existing systems. The **S36E** designation indicates a **360 shaft extension**, offering flexibility in coupling and belt-pulley configurations, while the **S34** designation refers to a **3450 RPM** synchronous speed classification, ensuring compatibility with standard industrial and commercial applications.

Constructed with high-quality materials, the HPC48S34S36E features a **corrugated steel stator**, which enhances thermal dissipation and mechanical strength, while the **aluminum rotor** ensures lightweight yet durable performance. The motor s **permanent split capacitor (PSC) design** eliminates the need for external starting capacitors, simplifying wiring and reducing the risk of electrical failure. Additionally, the **NEMA Premium ** efficiency rating means this motor operates at optimal performance levels, reducing energy costs and environmental impact while maintaining a long operational lifespan.

Marathon Electric s commitment to quality is evident in the **HPC48S34S36E s** robust construction, including **double-shielded bearings** for extended service life and reduced maintenance requirements. The motor is fully compliant with **UL, CSA, and NEC standards**, ensuring safety and reliability in both indoor and outdoor applications. Whether used in residential attic ventilation, commercial HVAC systems, or light industrial machinery, this motor provides a dependable, energy-efficient solution that balances performance with cost-effectiveness. Its **1/7 HP** rating makes it suitable for applications where a powerful yet manageable motor is required, ensuring efficient operation without overpowering the system it serves.

### **Pros and Cons of buying a Marathon Electric HPC48S34S36E Motor (1/7 HP, 115V, 3450 RPM)**

1. **Reliable Brand Reputation** Marathon Electric is a well-established manufacturer known for durable, high-quality electric motors, particularly in industrial and commercial applications. Their motors are often used in HVAC, pumps, and conveyor systems, where reliability is critical.

2. **Compact and Efficient Design** The 1/7 HP (approximately 150W) rating makes this motor suitable for lightweight to moderate-duty applications, such as small fans, blowers, or auxiliary equipment. Its 3450 RPM speed is ideal for applications requiring higher rotational speeds without excessive wear.

3. **Universal Voltage (115V)** The motor operates on standard single-phase household voltage (115V), making it easy to integrate into existing systems without requiring specialized wiring or transformers.

4. **Low Maintenance Requirements** As a permanent split capacitor (PSC) motor, it is designed for continuous operation with minimal upkeep. The sealed construction helps protect against dust and moisture, reducing the risk of mechanical failure.

5. **Cost-Effective for Small Applications** For low-power needs, this motor is often more affordable than larger industrial motors while still providing sufficient performance. It may be a better alternative to buying a larger, more expensive motor for a small task.

6. **Compatibility with Standard Components** The motor s dimensions and mounting options (likely standard NEMA or metric flanges) make it easy to pair with belts, pulleys, or other mechanical systems without modifications.

7. **Energy Efficiency** While not as efficient as premium IE3 or IE4 motors, it still operates within reasonable efficiency standards for its class, helping reduce energy costs in continuous-use applications.

8. **Widely Available** Due to its popularity, replacement parts and compatible components (such as capacitors, bearings, or brushes if applicable) are readily available from distributors or online retailers.

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1. **Limited Power Output** At only 1/7 HP, this motor is not suitable for heavy-duty tasks such as large pumps, industrial machinery, or high-capacity conveyors. It may struggle with resistive loads or frequent starts/stops under load.

2. **No Variable Speed Control (VSC) Capability** Most standard PSC motors like this one do not support variable frequency drives (VFDs) without modifications. If adjustable speed is required, a separate controller (e.g., a capacitor-start motor or a VFD-compatible motor) would be needed.

3. **Potential for Overheating in Continuous Heavy Use** While designed for continuous duty (S1), prolonged operation at or near maximum load may cause excessive heat, reducing lifespan. Proper ventilation and sizing are essential.

4. **Noise and Vibration** Small motors like this can generate more noise and vibration than larger, more robust motors, which may be a concern in sensitive environments (e.g., offices, residential areas).

5. **Dependence on Proper Installation** Incorrect wiring, capacitor sizing, or mechanical misalignment can lead to premature failure. Users without electrical/mechanical experience may need professional assistance.

6. **Limited Lifespan for Harsh Conditions** While sealed, this motor is not designed for extreme environments (e.g., high humidity, corrosive chemicals, or extreme temperatures) without additional protection (e.g., NEMA 4 or 5 enclosures).

7. **Potential for Higher Long-Term Costs** If the motor fails prematurely due to poor maintenance or mismatched applications, replacement costs may outweigh the initial savings of buying a cheaper, lower-quality motor.

8. **Compatibility Issues with Modern Standards** Some newer applications may require motors with higher efficiency ratings (e.g., IE2 or IE3) or compliance with energy regulations. This motor may not meet such standards, potentially limiting its use in certain markets.

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The **Marathon Electric HPC48S34S36E motor** is a **solid, reliable choice for lightweight to moderate-duty applications** where space, cost, and simplicity are priorities. It excels in **small fans, blowers, auxiliary equipment, or systems where 1/7 HP is sufficient**. However, it is **not suitable for heavy-duty, high-load, or variable-speed applications** without additional modifications.

For **general-purpose use in residential, light commercial, or low-demand industrial settings**, this motor offers a **good balance of affordability and durability**. If the application requires **higher power, variable speed, or extreme environmental resistance**, a different motor (e.g., a NEMA-premium motor, a VFD-compatible motor, or a larger industrial motor) would be more appropriate.

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- You need a **reliable, low-cost, single-phase motor** for a **small fan, blower, or auxiliary system**.

- Your application requires **115V operation** and **3450 RPM** without heavy loads.

- You prioritize **brand reputation** and **ease of replacement parts**.

- The motor will operate in **moderate conditions** (not extreme heat, moisture, or corrosive environments).

- Your application demands **higher power (e.g., > 1 HP)** or **continuous heavy-duty use**.

- You need **variable speed control (VFD compatibility)**.

- The environment is **harsh (e.g., high humidity, chemicals, or extreme temperatures)** without additional protection.

- You require **premium energy efficiency** (e.g., for commercial or large-scale operations).

- For **variable speed needs**, look for a **capacitor-start motor** or a **VFD-compatible motor**.

- For **higher efficiency**, consider an **IE2 or IE3-rated motor** (e.g., from Emerson, TECO, or other premium brands).

- For **heavy-duty applications**, a **larger NEMA motor (e.g., 1/2 HP or 1 HP)** would be more appropriate.

- For **extreme environments**, opt for a **NEMA 4 or 5 enclosure** or a **totally enclosed fan-cooled (TEFC) motor**.

**Final Verdict:** This motor is a **practical, cost-effective solution for its intended use**, but its limitations should be carefully evaluated before purchase to ensure it meets the specific requirements of the application.

Details:

Marathon Electric HPC48S34S36E Motor 1/7 HP 115V 3450 RPM Oil Burner 48 Frame: Motor: The is a high-speed single-phase motor designed for oil burner applications and other HVAC systems requiring reliable continuous-duty performance. Model: HPC48S34S36E. Insulation Class. Phase: Single Phase PH-1.

Application: Oil Burner. Suitable replacement for burner motors in Beckett and similar systems. Combustion systems. It drives components such as: Burner blowers.

Frame: 48 FR-48H-2. Technical Specifications From Nameplate: Brand: Marathon Electric. Protection: Thermally Protected. Functional: This motor is designed for high-speed operation in oil burner systems.

Do not over-oil.

part #: hpc48s34s36e prices

• $199.99-$400.00

specifications fablowehva:

• brand: Marathon Electric
• mpn: Hpc48s34s36e
• horsepower: 1/7 Hp
• color: Black
• speed: 3450 Rpm
• full load amps: 2.3 A
• application: Oil Burner / Hvac
• power phase: 1 Phase
• california prop 65 warning: This Product May Contain Chemicals Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm.
• frequency: 60 Hz
• type: Electric Motor
• unit type: Unit
• voltage: 115v
• country of origin: United States

shipping fablowehva:

• transit: 4-8 Days
• carrier: UPS
• type: Calculated
• service: UPS Ground, UPS 2nd Day Air
• class: Standard, Expedited
• cost: $27.08

general fablowehva:

• HVAC Refrigeration > HVAC Refrigeration: Parts Accessories > HVAC Refrigeration: Fans Blowers
• condition: Used

returns fablowehva:

• method: Money back
• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

offer fablowehva:

• availability: In Stock
• sold: 0
• started: March 19, 2026
• best offers: True
• quantity: 1
• options: Ship-to-home

seller fablowehva:

• city: Brighton, Massachusetts
• rating: 100.0%
• # reviews: 146

payments fablowehva:

• wallet: Google-pay
• credit card: Diners-club
• other

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