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Allen-Bradley 140M-C2E-C20 Motor Protection Circuit Breaker

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Allen Bradley 140M-C2E-C20

by Allen-Bradley

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OverviewThe Allen-Bradley 140M-C2E-C20 Motor Protection Circuit Breaker (MPCB) delivers essential safeguarding for electric motors across diverse industrial and commercial environments. This resilient MPCB offers a precise current setting from 14.5 to 20 Amperes, meticulously engineered to shield motors from damaging electrical issues including overloads, short circuits, and disruptive phase loss. Its consistent performance, coupled with a compact C-frame construction, guarantees exceptional resilience and reliable, long-term operational integrity. The 140M-C2E-C20 is a vital component for motor control systems, providing crucial protection for various motor-driven machinery, thereby extending equipment lifespan and minimizing expensive downtime.Key Features Comprehensive Motor Defense: Provides full protection against overloads, ensuring motors function within secure limits, and sturdy short-circuit defense for immediate fault disconnection. Fixed Magnetic Trip (13 x In): Incorporates a non-adjustable magnetic trip calibrated at 13 times the rated current, guaranteeing swift and dependable disconnection during severe short-circuit events to avert motor damage. Adjustable Current Range (14.5-20 A): Offers adaptability with an adjustable thermal trip, enabling precise calibration to meet the specific current demands of different motors. Robust C-Frame Construction: Manufactured with a standard C-frame size, ensuring compatibility with a wide array of installations and featuring a durable design for lasting performance in demanding industrial settings. Integrated Phase Loss Protection: Actively monitors for phase loss, a critical function that prevents motor overheating and damage caused by unbalanced power supply. Compact & Space-Saving Design: Engineered for efficiency, its minimal footprint allows for effortless integration and mounting within densely packed motor control panels and enclosures. NEMA Type 1 Environmental Rating: Certified for interior use, ensuring dependable operation and protection in typical industrial and commercial indoor environments. Technical Specifications Model: 140M-C2E-C20 Brand: Allen-Bradley Product Type: Motor Protection Circuit Breaker (MPCB) Current Rating Range: 14.5 - 20 A Trip Type: Standard Magnetic Trip (Fixed at 13 x In for short-circuit), Adjustable Thermal Trip (for overload) Frame Size: C Protection Features: Overload, Short-circuit, and Phase Loss Protection Voltage Rating: 480V AC Poles: 3 Mounting Options: Direct Mount or Panel Mount Dimensions (H x W x D): Approximately 104mm x 90mm x 71mm Weight: Approximately 1.4 kg (3.1 lbs) Environmental Rating: NEMA Type 1 (Indoor Use) Applications Industrial Conveyor Systems: Offers vital motor safeguarding for conveyor belts in manufacturing, warehousing, and distribution centers, ensuring continuous material flow. HVAC Equipment: Protects motors in heating, ventilation, and air conditioning systems, crucial for maintaining climate regulation in commercial and industrial structures. Pumping and Fluid Transfer Systems: Ideal for protecting pump motors in water treatment facilities, industrial process lines, and other fluid handling applications. Manufacturing Machinery: Ensures the reliable operation and extended lifespan of motors in various manufacturing equipment, from assembly lines to specialized machinery. Fans and Blowers: Provides essential protection for motors powering industrial fans and blowers, critical for air circulation and ventilation processes. Material Handling Equipment: Protects motors in forklifts, automated guided vehicles (AGVs), and other material handling solutions, preventing operational disruptions. Why Choose the Allen-Bradley 140M-C2E-C20?Extended Motor Lifespan: By offering robust protection against common electrical malfunctions, this MPCB significantly prolongs the operational life of your valuable motors, reducing replacement expenditures.Order NowReady to enhance your motor protection? Contact Palm Parts Solution today to order your Allen-Bradley 140M-C2E-C20 Motor Protection Circuit Breaker. Our team is available to assist with your industrial automation needs.FAQQ: What kind of protection does the 140M-C2E-C20 provide?A: It offers comprehensive protection against overloads, short circuits, and phase loss conditions.Q: Is the current range adjustable?A: Yes, it features an adjustable current range of 14.5 to 20 Amperes for precise calibration.Q: What is the environmental rating of this MPCB?A: It has a NEMA Type 1 environmental rating, suitable for indoor use in typical industrial and commercial settings.

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PRODUCT DETAILS

Allen Bradley 140M-C2E-C20

Overview

This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: 140M-C2E-C20
  • Brand: Allen-Bradley
  • Product Type: Motor Protection Circuit Breaker (MPCB)
  • Current Rating Range: 14.5 - 20 A
  • Trip Type: Standard Magnetic Trip (Fixed at 13 x In for short-circuit), Adjustable Thermal Trip (for overload)
  • Frame Size: C
  • Protection Features: Overload, Short-circuit, and Phase Loss Protection
  • Voltage Rating: 480V AC
  • Poles: 3
  • Mounting Options: Direct Mount or Panel Mount
  • Dimensions (H x W x D): Approximately 104mm x 90mm x 71mm
  • Weight: Approximately 1.4 kg (3.1 lbs)
  • Environmental Rating: NEMA Type 1 (Indoor Use)

Applications

  • Industrial Conveyor Systems: Offers vital motor safeguarding for conveyor belts in manufacturing, warehousing, and distribution centers, ensuring continuous material flow.
  • HVAC Equipment: Protects motors in heating, ventilation, and air conditioning systems, crucial for maintaining climate regulation in commercial and industrial structures.
  • Pumping and Fluid Transfer Systems: Ideal for protecting pump motors in water treatment facilities, industrial process lines, and other fluid handling applications.
  • Manufacturing Machinery: Ensures the reliable operation and extended lifespan of motors in various manufacturing equipment, from assembly lines to specialized machinery.
  • Fans and Blowers: Provides essential protection for motors powering industrial fans and blowers, critical for air circulation and ventilation processes.
  • Material Handling Equipment: Protects motors in forklifts, automated guided vehicles (AGVs), and other material handling solutions, preventing operational disruptions.

Why Choose the 140M-C2E-C20?

Extended Motor Lifespan: By offering robust protection against common electrical malfunctions, this MPCB significantly prolongs the operational life of your valuable motors, reducing replacement expenditures.

Availability & Shipping

  • In stock: 140M-C2E-C20 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 140M-C2E-C20 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

A: It offers comprehensive protection against overloads, short circuits, and phase loss conditions.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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