RELIANCE ELECTRIC P56H3119R-PW Rpm Ac Motor 1/3 1725 0.33 230 460-V EA56C Re

( Brand: Reliance Electric ), ( Manufacturer Part Number: P56H3119R-PW ), ( Part Type: Ac Hp Motor ), ( Current Type: Ac ), ( Service Factor: 1.15 ), ( Ac Phase: Three Phase ), ( Country Of Origin: United States )

Review RELIANCE ELECTRIC 1/3 Hp Rpm 0.33 Ac Motor 230 460 Ph Re

The **Reliance Electric P56H3119R-PW** is a robust, high-performance **1/3 horsepower (0.33 hp) single-phase alternating current (AC) induction motor** designed for precision, reliability, and efficiency in a wide range of industrial and commercial applications. Engineered with a **NEMA Premium efficiency rating**, this motor delivers optimal power output while minimizing energy consumption, making it an ideal choice for cost-conscious operations seeking both performance and sustainability. Built to the **NEMA Premium 56C frame**, this compact yet durable motor features a **1725 RPM synchronous speed**, ensuring smooth and consistent operation across a variety of mechanical loads, from conveyor systems and small machinery to HVAC components and automation equipment.

The **P56H3119R-PW** is equipped with a **Class B insulation system**, providing enhanced thermal protection and extended operational lifespan under normal environmental conditions. Its **squirrel-cage rotor design** ensures robust starting torque and stable performance, even under fluctuating load demands, while the **drip-proof (DP) enclosure** (IP44 rating) offers protection against dust, dirt, and splashing water, making it suitable for both indoor and mildly corrosive outdoor environments. The motor s **120/230-volt and 230/460-volt dual-voltage capability** (with a single winding configuration) provides flexibility for integration into diverse electrical systems without requiring additional hardware, simplifying installation and reducing inventory needs.

Constructed with **high-grade steel laminations** and precision-engineered components, this motor minimizes vibration and noise, contributing to a quieter operational environment. The **P56H3119R-PW** is also compatible with **variable frequency drives (VFDs)**, allowing for seamless speed control and energy savings in applications where adjustable torque is required. Reliance Electric s reputation for quality assurance is reflected in this motor s **rigorous testing and compliance with NEMA, UL, and CSA standards**, ensuring long-term reliability and safety. Whether used in manufacturing, food processing, material handling, or automation systems, this motor delivers the **efficiency, durability, and adaptability** needed to meet modern industrial demands with confidence.

### **Pros and Cons of buying a Reliance Electric P56H3119R-PW (1/3 HP, 1725 RPM, AC Motor, 230/460V, EA56C)**

1. **Reliable Brand Reputation** Reliance Electric is a well-established manufacturer known for producing durable industrial motors with consistent performance. Their motors are often used in demanding applications, ensuring reliability over time.

2. **High Efficiency** The motor is designed for energy efficiency, which can reduce operational costs in the long run. It likely meets or exceeds NEMA Premium efficiency standards, depending on the model variant.

3. **Dual Voltage (230V/460V) Compatibility** The ability to operate on both 230V and 460V makes this motor versatile for different industrial setups without requiring significant modifications.

4. **Standard Frame Size (EA56C)** The EA56C frame is a common industrial motor size, making it easier to find replacement parts, accessories, and compatible components if needed.

- Small conveyors

- Pumps (low-flow)

- Fans and blowers

- Compressors (small-scale)

- Industrial machinery requiring precise speed control

6. **Low Maintenance Requirements** Reliance Electric motors are generally built with robust construction, reducing the need for frequent servicing.

7. **Compatibility with Variable Frequency Drives (VFDs)** If used with a VFD, this motor can offer adjustable speed control, improving energy efficiency and extending its operational lifespan.

8. **Warranty and Support** Reliance Electric often provides warranties and technical support, which can be valuable for troubleshooting or replacements.

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1. **Limited Power Output (1/3 HP)** At just 1/3 horsepower, this motor is not suitable for high-load applications. It may struggle with heavy-duty tasks, requiring frequent cycling or overheating if overloaded.

2. **Potential High Cost Relative to Lower-End Motors** While Reliance Electric motors are reliable, they may be more expensive than generic or lesser-known brands. For very low-power applications, a cheaper motor might suffice.

3. **Sensitivity to Voltage Fluctuations** Like most AC motors, this unit can be affected by voltage spikes or drops, which may reduce efficiency or lifespan if not properly protected (e.g., with a voltage regulator or surge protector).

4. **Requires Proper Installation and Maintenance** Even high-quality motors need correct installation (bearing alignment, proper cooling, etc.) and periodic maintenance (lubrication, insulation checks) to perform optimally.

5. **Not Ideal for High-Speed or Heavy-Duty Applications** At 1725 RPM, this motor is not designed for high-speed operations. For applications requiring higher speeds, a different motor (e.g., with a gearbox or higher RPM rating) would be necessary.

6. **Potential Lead Times for Replacement Parts** While common, some specialized components (e.g., bearings, windings) may have longer lead times, especially if the motor is older or discontinued in newer variants.

7. **Noise and Vibration** Like all motors, this unit may produce some noise and vibration during operation. In sensitive environments (e.g., cleanrooms or precision machinery), additional isolation may be required.

8. **Energy Costs at Higher Voltage (460V)** While 460V operation is efficient, the initial setup cost for wiring and protection may be higher than a 230V system, depending on the application.

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The **Reliance Electric P56H3119R-PW** is a **reliable, efficient, and versatile** motor well-suited for **light to moderate industrial applications** where durability and dual-voltage compatibility are important. Its **1/3 HP rating limits its use to low-load tasks**, but for applications like small conveyors, pumps, or fans, it offers **long-term dependability and energy savings**.

However, if the application requires **higher power, continuous heavy-duty use, or extreme environmental conditions**, a more robust motor (e.g., a larger HP rating, explosion-proof design, or higher IP rating) may be necessary. Additionally, **budget-conscious buyers** should compare it to **alternative brands** (e.g., TEFC, WEG, or local manufacturers) that may offer similar performance at a lower cost.

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- You need a **reliable, efficient, and dual-voltage (230V/460V) motor** for **light to moderate industrial use**.

- Your application requires **consistent performance** in **stable electrical conditions**.

- You prioritize **brand reputation and long-term durability** over the lowest upfront cost.

- The motor fits **size and speed requirements** (1/3 HP, 1725 RPM) for your specific machinery.

- You need **higher power output** (e.g., 1 HP or more) for heavy-duty tasks.

- Your application involves **extreme environments** (high humidity, dust, corrosive substances) where a **higher IP rating (e.g., IP55 or IP65)** is required.

- You are operating in a **cost-sensitive market** and can find a **comparable motor from a lower-cost manufacturer** with similar efficiency.

- You require **explosion-proof or special certification** (e.g., ATEX, NEMA 4X), as this standard motor may not meet those needs.

For **standard, low-to-moderate industrial applications** where reliability and efficiency matter, the **Reliance Electric P56H3119R-PW is a strong choice**. However, always **verify compatibility with your specific load requirements** and **consider long-term maintenance costs** before purchasing. If budget allows, **test the motor in your setup** or consult an electrician to ensure optimal performance.

Details:

Reliance Electric, AC Motor model: P56H3119R-PW, HP: 1/3, 3 Phase 60 Hz, Volt: 230/460, 1725 RPM, Frame: EA56C, Service Factor: 1.15 Electric.

part #: p56h3119r prices

• $126.34-$333.33

specifications oelemot:

• brand: Reliance Electric
• mpn: P56h3119r-pw
• part type: Ac Hp Motor
• current type: Ac
• service factor: 1.15
• ac phase: Three Phase
• country of origin: United States

offer oelemot:

• started: April 6, 2026
• quantity: 1
• availability: In Stock
• best offers: True
• options: Ship-to-home
• sold: 0

seller oelemot:

• # reviews: 357
• city: Chattanooga, Tennessee
• rating: 100.0%

returns oelemot:

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

general oelemot:

• condition: Used
• Industrial Automation Motion Controls > Electric Motors > General Purpose Motors

payments oelemot:

• wallet: Paypal
• other
• credit card: Diners-club

shipping oelemot:

• type: Calculated
• transit: 3-7 Days
• class: Standard, Expedited, One-day
• carrier: UPS
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air
• cost: $31.56

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