CRAFTSMAN 113.12005 Electric Motor Volt Rpm Frame 115 3450 56
( Brand: Craftsman ), ( Manufacturer Part Number: 113.12005 ), ( Part Type: Hp Motor Frame ), ( Current Type: Ac ), ( Shaft Type: Keyed ), ( Service Factor: 1.00 ), ( Nominal Rated Input Voltage: 115 V ), ( Shaft Diameter: 5/8 In ), ( Ac Phase: Single Phase )
Review CRAFTSMAN Electric Motor Hp Ph 115 Volt Rpm 56 Frame
The **Craftsman 113.12005 Electric Motor** is a robust, high-performance universal motor designed for demanding applications where precision, reliability, and efficiency are paramount. Built to Craftsman s signature standards of durability, this 1/2 horsepower (HP) motor operates seamlessly at **115 volts** and delivers a consistent **3,450 RPM** output, making it ideal for a wide range of industrial, commercial, and workshop tasks. Engineered with a **56-frame size**, this motor strikes an optimal balance between compactness and power, ensuring it fits effortlessly into tight spaces while still providing substantial torque for heavy-duty operations. Its **universal design** allows it to function on both alternating current (AC) and direct current (DC) power sources, offering unmatched versatility for applications where power supply flexibility is critical.
Constructed from high-grade materials, the Craftsman 113.12005 features a sturdy **cast iron end bells** and a reinforced **stator and rotor assembly**, which together enhance mechanical strength and thermal resistance. The motor s **ball-bearing support system** ensures smooth, vibration-free operation even under prolonged use, reducing wear and extending the lifespan of connected equipment. Its **efficient brushless or brush-equipped design** (depending on the specific model variant) minimizes energy loss and heat buildup, contributing to both cost savings and operational reliability. The motor s **compact yet robust frame** is designed for easy integration into machinery, conveyor systems, or power tools, making it a dependable choice for manufacturers, fabricators, and DIY enthusiasts alike.
Safety and ease of maintenance are also prioritized in the Craftsman 113.12005 s construction. The motor includes **overload protection features** and a **sealed bearing housing** to prevent dust, debris, and moisture ingress, ensuring longevity in harsh environments. Its **direct-drive capability** eliminates the need for additional gearing, simplifying installation and reducing system complexity. Whether powering a **shop vacuum, woodworking tool, or industrial fan**, this motor delivers consistent, high-performance output with minimal maintenance requirements. Backed by Craftsman s reputation for quality and backed by a reliable warranty, the 113.12005 is a dependable workhorse for professionals and hobbyists seeking a motor that combines power, efficiency, and long-term reliability.
The **Craftsman 113.12005** electric motor is a mid-range single-phase motor commonly used in applications like compressors, pumps, fans, and small industrial equipment. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.
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### **Pros of the Craftsman 113.12005 Motor**
1. **Reliability and Brand Reputation**
- Craftsman is a well-known brand under Sears, often associated with durable, consumer-grade appliances and tools. While not industrial-grade, this motor is built for consistent performance in moderate-duty applications.
- Many users report long lifespans with proper maintenance, especially in less demanding environments.
2. **Affordability**
- Compared to premium industrial motors (e.g., TEFC or explosion-proof models), this motor is relatively inexpensive, making it a cost-effective choice for budget-conscious buyers.
- Replacement parts (e.g., bearings, windings) are widely available due to its popularity.
3. **Standard Specifications**
- The motor meets common industry standards (115V, 3450 RPM, 56 frame), making it easy to integrate into existing systems without major modifications.
- The 56 frame size is a standard NEMA dimension, simplifying shaft coupling and mounting.
4. **Decent Horsepower for General Use**
- The 1 HP rating is sufficient for many household and light-commercial applications, such as:- Small air compressors (e.g., 1/2 HP to 1 HP models).
- Centrifugal pumps for irrigation or water transfer.
- Attic fans, exhaust fans, or HVAC blowers.
- Light-duty conveyors or packaging machinery.
5. **Easy to Replace**
- If a similar motor fails in an appliance or machine, this Craftsman model is often a drop-in replacement for older or generic motors of the same specs.
- No major redesign is typically needed for installation.
6. **Single-Phase Design**
- Simpler and more accessible than three-phase motors, requiring only a standard household electrical connection (115V).
- No need for complex wiring or phase balancing.
7. **Good for Low-Speed Applications with Gear Reduction**
- At 3450 RPM, it can be paired with a gearbox to achieve lower speeds for applications like slow conveyors or mixers.
---
### **Cons of the Craftsman 113.12005 Motor**
1. **Consumer-Grade Build Quality**
- Unlike industrial motors (e.g., TEFC, explosion-proof, or NEMA Premium), this motor is designed for general-purpose use and may lack:- Enhanced corrosion resistance (e.g., stainless steel or epoxy-coated windings).
- Higher temperature tolerance (may struggle in high-heat environments).
- Longer warranty (typically 1 2 years, vs. 5 years for industrial motors).
- Over time, it may require more frequent maintenance (e.g., bearing lubrication, winding checks).
2. **Limited Environmental Resistance**
- Not rated for harsh conditions like:- Wet or corrosive environments (e.g., outdoor pumps without protection).
- Dusty or dirty settings (e.g., agricultural or mining applications).
- Explosive atmospheres (no explosion-proof certification).
- The open drip-proof (ODP) or guard-equipped design may not suit fully enclosed applications.
3. **Lower Efficiency Compared to Premium Motors**
- Industrial NEMA Premium motors (e.g., 2% or better efficiency) outperform this motor, which likely falls into the standard efficiency range ( 80 85%).
- Higher efficiency means lower energy costs over time, which may be a drawback for 24/7 operation.
4. **Potential for Vibration and Noise**
- As a consumer-grade motor, it may exhibit more vibration or noise than precision-engineered industrial motors, especially as it ages.
- Misalignment or worn bearings can exacerbate this issue.
5. **Limited Customization**
- Unlike industrial motors, this model doesn t offer options for:- Custom voltage or frequency.
- Specialized cooling (e.g., liquid-cooled).
- Variable frequency drive (VFD) compatibility (though many single-phase motors can work with VFDs, this isn t guaranteed).
- Speed or torque adjustments require external gearing or controllers.
6. **Warranty and Support Limitations**
- Sears/Craftsman s warranty may not cover labor or full replacement costs, and customer support for industrial applications can be inconsistent.
- Industrial dealers often provide better technical support and on-site service.
7. **Risk of Overloading**
- The 1 HP rating assumes ideal conditions (e.g., clean air, proper lubrication, no mechanical friction). Overloading (e.g., clogged pumps, jammed fans) can quickly damage the motor.
- Unlike industrial motors, it may not have built-in overload protection (though some models include thermal cutouts).
8. **Compatibility Issues with Advanced Systems**
- May not integrate seamlessly with:- Smart controls or IoT monitoring systems.
- High-precision automation requiring low vibration or noise.
- Systems requiring frequent start-stop cycles (e.g., frequent on/off can reduce lifespan).
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### **Conclusion**
The **Craftsman 113.12005 motor** is a practical and cost-effective choice for **light-duty, general-purpose applications** where reliability and affordability are prioritized over longevity or extreme performance. It excels in:
- Household appliances (e.g., replacing a failed motor in a compressor or fan).
- Small commercial equipment (e.g., pumps, fans, or conveyors in retail or office settings).
- DIY or hobbyist projects where industrial-grade isn t necessary.
However, it is **not ideal** for:- High-duty industrial applications (e.g., 24/7 operation in harsh environments).
- Applications requiring high efficiency, low noise, or precision control.
- Outdoor or corrosive settings without additional protection.
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### **Recommendation**
**Buy the Craftsman 113.12005 motor if:**- You need a **budget-friendly replacement** for a similar motor in a low-to-moderate demand system.
- The application is **indoor, clean, and not subject to extreme conditions** (e.g., temperature, humidity, or vibration).
- You re okay with **regular maintenance** (e.g., bearing checks, winding inspections).
- The motor will operate **intermittently or at light loads** (e.g., a few hours per day).
**Avoid the Craftsman 113.12005 motor if:**- You require **industrial-grade durability** (e.g., for manufacturing, agriculture, or marine use).
- The application involves **high heat, moisture, or corrosive materials**.
- You need **high efficiency or energy savings** (consider a NEMA Premium motor instead).
- The motor will be **continuously loaded at or near its capacity** (risk of overheating).
- You require **specialized certifications** (e.g., explosion-proof, NEMA 4X).
**Alternatives to Consider:**1. **For Better Durability:** Look for **generic single-phase motors** (e.g., from brands like **Dayton, Leeson, or Reliance**) with similar specs but often better warranties.
2. **For Higher Efficiency:** Invest in a **NEMA Premium motor** (e.g., from **Baldor, ABB, or Siemens**) if energy savings are critical.
3. **For Industrial Use:** Opt for **TEFC (Totally Enclosed Fan-Cooled)** or **explosion-proof motors** if operating in harsh environments.
4. **For Custom Needs:** Consider a **three-phase motor** if your system supports it, as they offer better power-to-size ratios and efficiency.
**Final Verdict:**The Craftsman 113.12005 motor is a **solid, no-frills option** for casual or light-commercial use. For anything beyond that, upgrading to a more robust or efficient motor will likely pay off in the long run. Always ensure the motor s **voltage, RPM, and frame size** match your application before purchasing.
Details:
Buyer pays actual shipping cost See calculator. The shaft dimensions are 1 7/8 long by 5/8 diameter with key way. Its a model 113.12005, Single phase 115 volt, has 56 frame and produces 3450 RPM. Up for sale is a used Sears Craftsman 1 HP electric motor.
This motor is in good working condition.
part #: 11312005 prices
- $85.00-$200.00
specifications oelemot:
- brand: Craftsman
- mpn: 113.12005
- part type: Hp Motor Frame
- current type: Ac
- shaft type: Keyed
- service factor: 1.00
- nominal rated input voltage: 115 V
- shaft diameter: 5/8 In
- ac phase: Single Phase
shipping oelemot:
- transit: 3-5 Days
- cost: $37.77
- class: Standard
- service: UPS Ground, FedEx Ground / FedEx Home Delivery
- type: Calculated
- carrier: UPS, FedEx
general oelemot:
- condition: Used
- Industrial Automation Motion Controls > Electric Motors > General Purpose Motors
offer oelemot:
- best offers: True
- availability: In Stock
- started: April 11, 2026
- options: Ship-to-home
- quantity: 1
- sold: 0
returns oelemot:
- policy: No Returns
payments oelemot:
- credit card: Diners-club
- other
- wallet: Google-pay
seller oelemot:
- # reviews: 1005
- city: McHenry, Illinois
- rating: 100.0%
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