GE 8309S General Electric Induction Motor Cover 1000HP 1800RPM 4160V

( Brand: Ge ), ( Manufacturer Part Number: 8309S ), ( Part Type: Cover Motor ), ( Full Load Amps: 142 ), ( Nema Design Letter: Design B ), ( Rated Load: Hp ), ( Ac Frequency Rating: 60 Hz ), ( Base Rpm: 1800 ), ( Shaft Type: Keyed ), ( Ac Motor Type: Induction/asynchronous ), ( Insulation Class: F ), ( Mounting Type: Foot-mounted ), ( Current Type: Ac ), ( Nominal Rated Input Voltage: 4160v ), ( Ac Phase: Three Phase ), ( Country Of Origin: United States )

Review GE General Electric 1000hp 1800rpm Induction Motor 4160v No Cover Rebuilt

The **GE 8309S General Electric 1000 Horsepower, 1800 RPM Induction Motor (4160V)** is a robust, high-performance electric motor engineered to deliver exceptional reliability, efficiency, and durability in demanding industrial applications. Part of GE s renowned **8300 Series**, this motor is designed to meet the rigorous demands of heavy-duty machinery, including compressors, pumps, conveyors, and large-scale manufacturing equipment. With a **1000 horsepower output** at a nominal **1800 RPM synchronous speed**, it provides a powerful yet precise rotational force, ensuring optimal performance in continuous or intermittent duty cycles. Built to operate at a **4160V nominal voltage**, this motor is ideal for facilities with high-voltage electrical infrastructure, offering superior energy efficiency and reduced current draw compared to lower-voltage alternatives.

The **8309S model** features a **Totally Enclosed Fan-Cooled (TEFC) design**, which protects internal components from dust, moisture, and contaminants while maintaining efficient thermal management through an integrated cooling fan. This construction ensures extended operational life and minimizes maintenance requirements, even in harsh environments. Constructed with **high-grade, corrosion-resistant materials**, including a robust **cast iron end shields** and **stainless steel or aluminum housing**, the motor is built to withstand the rigors of industrial use while resisting wear and tear over prolonged service. The **NEMA Premium efficiency rating** further enhances its performance, reducing energy consumption by up to **2-3%** compared to standard motors, leading to significant cost savings and environmental benefits.

The **4160V winding configuration** allows for seamless integration into existing electrical systems, providing flexibility for industrial facilities requiring high-voltage power distribution. The motor s **Class F insulation** ensures reliable performance at elevated temperatures, while the **B35 bearing arrangement** (or equivalent, depending on the specific variant) delivers smooth, low-vibration operation, reducing mechanical stress on connected equipment. Additionally, the **8300 Series** incorporates **GE s advanced motor control technologies**, including **vector control capabilities** and **soft-start options**, which enhance system compatibility and improve startup efficiency.

Designed with **modularity and ease of maintenance in mind**, the **8309S** features accessible components, including **quick-disconnect terminals** and **service-friendly terminal boxes**, simplifying wiring and troubleshooting. The motor s **IP55 (or higher) protection rating** ensures protection against solid foreign objects and low-pressure water jets, making it suitable for both indoor and outdoor applications. Whether deployed in **mining operations, oil and gas refineries, or large-scale manufacturing plants**, this motor exemplifies GE s commitment to **innovation, durability, and energy efficiency**, providing a dependable power solution for decades of reliable service.

**Pros and Cons of Buying a GE 8309S (1000 HP, 1800 RPM, 4160V, Induction Motor with Cover)**

### **Pros**

1. **High Power and Efficiency**

The 1000 HP rating ensures robust performance for demanding applications such as large pumps, compressors, or industrial machinery. GE motors are known for their energy efficiency, which can reduce operational costs over time.

2. **Reliability and Durability**

GE has a long-standing reputation for manufacturing durable electric motors. The 8309S model is designed for continuous duty, making it suitable for 24/7 industrial operations. Properly maintained, it can last decades.

3. **Standardized Voltage and Frequency**

The 4160V rating aligns with common industrial power systems, reducing the need for additional voltage conversion equipment. The 1800 RPM speed is standard for many applications, simplifying gear matching.

4. **Full Coverage and Protection**

The inclusion of a cover enhances protection against dust, debris, and moisture, which is critical in harsh industrial environments. This reduces maintenance frequency and extends motor life.

5. **Compatibility with Control Systems**

GE motors are widely compatible with variable frequency drives (VFDs) and other control systems, allowing for speed and torque adjustments as needed. This flexibility improves process efficiency.

6. **Warranty and Support**

GE offers warranties and technical support, which can be valuable for troubleshooting and repairs. Their extensive dealer network ensures availability of spare parts.

7. **Energy Savings Potential**

Induction motors are generally energy-efficient, and GE s design optimizes performance, potentially lowering electricity bills compared to older or less efficient models.

---

### **Cons**

1. **High Upfront Cost**

A 1000 HP motor is a significant investment, especially when factoring in shipping, installation, and potential customization. The cost may be prohibitive for smaller businesses or startups.

2. **Maintenance Requirements**

While durable, induction motors still require regular maintenance, including bearing lubrication, cooling system checks, and alignment with connected equipment. Neglect can lead to costly downtime.

3. **Energy Draw at Startup**

Induction motors consume high inrush current during startup, which can strain electrical systems or require additional protection (e.g., soft starters or VFDs). This may necessitate upgrades to the facility s electrical infrastructure.

4. **Limited Customization**

Standard models like the 8309S may not perfectly match all application-specific requirements (e.g., custom enclosures, specialized cooling). Customization can add to the cost and lead time.

5. **Depreciation Over Time**

Like all machinery, motors depreciate. While GE motors are reliable, older models may become obsolete as technology advances, potentially limiting resale value.

6. **Space and Installation Constraints**

A 1000 HP motor is large and heavy, requiring adequate space and proper installation (e.g., foundation, alignment, and ventilation). Improper installation can reduce efficiency and lifespan.

7. **Potential for Overkill**

If the application does not consistently demand 1000 HP, the motor may run inefficiently or waste energy. A slightly smaller motor could suffice for many cycles, reducing costs.

---

### **Conclusion**

The GE 8309S (1000 HP, 1800 RPM, 4160V) is a high-performance induction motor well-suited for heavy-duty industrial applications where reliability, power, and efficiency are critical. Its strengths lie in durability, compatibility with standard systems, and energy savings, but these benefits come at a premium cost and require careful consideration of maintenance, installation, and operational needs.

For businesses with high-power requirements and the budget to invest in a premium motor, this unit is an excellent choice. However, smaller operations or those with fluctuating demand may find it overkill, and a slightly smaller motor could be more cost-effective. Always conduct a thorough analysis of your application s specific needs power requirements, duty cycle, environmental conditions, and long-term maintenance plans to determine if this motor aligns with your goals.

### **Recommendation**

- Your application demands consistent 1000 HP performance.

- You operate in an environment where reliability and low maintenance are priorities.

- Your electrical infrastructure can handle the motor s startup current.

- You have the budget for a high-quality, long-term investment.

- Your power needs are intermittent or lower than 1000 HP.

- Cost is a major constraint, and a slightly smaller motor (e.g., 800 HP) could meet your needs.

- You require specialized features not offered in standard models, which may necessitate customization.

Before purchasing, consult with a motor specialist or electrical engineer to ensure compatibility with your system and to explore financing or lease options if needed. Regular maintenance planning should also be factored into the decision to maximize the motor s lifespan.

Details:

Industrial spare motor suitable for large process equipment and heavy rotating machinery applications. Must return in received condition. Industrial Processing Equipment MRO Questions. See photos for overall condition.

Continuous duty 3-phase motor designed for industrial plant service. Suitable for mills, pumps, fans, crushers, and other large rotating machinery. Included: Motor assembly exactly as shown. Item condition: Used Spare Stored as plant spare.

Performance 1000 HP / 4160V 1800 RPM 142A. Applications Features: 1000 HP high- voltage industrial induction motor for heavy process equipment. Cosmetic wear and storage dust present from industrial environment. Lift-gate and appointment delivery available.

part #: 8309s price

• $22000.00

specifications oelemot:

• brand: Ge
• mpn: 8309s
• part type: Cover Motor
• full load amps: 142
• nema design letter: Design B
• rated load: Hp
• ac frequency rating: 60 Hz
• base rpm: 1800
• shaft type: Keyed
• ac motor type: Induction/asynchronous
• insulation class: F
• mounting type: Foot-mounted
• current type: Ac
• nominal rated input voltage: 4160v
• ac phase: Three Phase
• country of origin: United States

returns oelemot:

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

General oelemot:

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

offer oelemot:

• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0
• started: May 26, 2026
• options: Ship-to-home

seller oelemot:

• city: Minneapolis, Minnesota
• # reviews: 130
• rating: 100.0%

shipping oelemot:

• service: Flat Rate Freight
• type: Fixed
• class: Freight
• cost: $500.00

payments oelemot:

• credit card: Mastercard
• other
• wallet: Google-pay

Ge 8309S Is Similar To:

• 1051d Ge Neral Electric 30 Hp (38.2% similar) I can put in crate or pallet if you would like to set up shipping...(February 11th, 2017)
• 1342 Ge Motor 5ksp11fg1217s 0 (23.6% similar) Images to this offer is for one: motor as seen in photos described title. Some of the motors are older brand name that have changed over. The title may show cross reference model's we found on-line...(July 21st, 2017)
• 139027 Ge 1000 Hp Synchronous Motor (37.9% similar) Ge 1000 hp synchronous electric motor model 450 rpm 4000 vac 126 amps 870 VA 3 phase 60 cycle frame 778 power factor...(December 21st, 2016)
• 151x1225fa01pc01r2 General Electric New Ge (37.4% similar) Buyer to arrange and pay for shipping approximate weight 350 lbs, will provide actual after crating. By buying on this item you accept the previously stated conditions...(May 1st, 2017)
• 1q-2018-0021 General Electric Ge Explosion Proof Motor (44.4% similar) Ge 5KS184CAA205, E9613 explosion proof motor lock: shelf...(August 6th, 2018)
• 1q-2018-0022 Ge Neral Electric In Box (37.3% similar) ...(August 6th, 2018)
• 219504 Ge 5kc36fg198ex 1-3hp Electric (23.7% similar) ...(July 12th, 2017)
• 2436492g1 General Electric Ge Racking (40.7% similar) 40 lbs shipping dimensions: 11...(January 3rd, 2018)
• 26310 Ge Merkle Korff Model Hz Amp Motor Aur Arbox (32.1% similar) Motor Gearbox commonly used for augers...(March 8th, 2019)
• 27461 Ge Antique Neral Electric Ac Motor Nice Cast Iron (44.1% similar) Great looking ac motor early model very nice cast iron there is no damage piece to add any restoration please look at all pictures for full it shows arbor size also have key way if you questions before making final purchase do not hesitate ask of mounting brackets ready table saw or other classic ...(August 9th, 2018)
• 2829 Ge Energy Saver Motor Perm Split Capacitor 00685744028291 (32.2% similar) Ge 2829 energy saver motor 1/3 hp 115V 1075RPM permanent split capacitor cc cw rotation bolt through mount shaft 4 x 2 flat side...(September 5th, 2018)