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Allen-Bradley 140MT-D9E-C20
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 140MT-D9E-C20 Motor Protection Circuit Breaker (MPCB) offers robust safeguarding for vital industrial motors against various electrical faults. This MPCB is engineered for outstanding performance and consistent reliability, providing complete defense from overloads, short circuits, and phase interruptions.With its precise design, the 140MT-D9E-C20 features an adjustable thermal current range of 14.5-20A, allowing for customized protection to suit specific motor demands. Its sturdy construction ensures significant breaking capacity, enabling effective and swift fault detection even in demanding industrial control settings. Enhance operational safety and minimize downtime with this high-performance D-frame MPCB.The Allen-Bradley 140MT-D9E-C20 is notable for its fixed magnetic trip, calibrated at 14 times the rated current (14x Ie). This design ensures a quick and decisive reaction to short circuit events, preventing potential harm to valuable motor assets. Furthermore, its Trip Class 10 compliance makes it an excellent choice for applications requiring fast motor response. This guarantees high-speed protection, significantly reducing the risk of extended downtime and maintaining smooth industrial processes. Incorporate the 140MT-D9E-C20 into your control panels for assurance that your motors are protected by a leading industry brand.Key Features Adjustable Thermal Current Range (14.5-20A): Fine-tune protection to meet your motor's precise requirements, preventing thermal overloads and extending equipment life. Fixed Magnetic Trip (14x Ie): Provides immediate and dependable response to damaging short-circuit currents, protecting your machinery. Trip Class 10 Rating: Ensures quick trip response, optimized for applications needing rapid motor shutdown under fault conditions. High Breaking Capacity: Delivers reliable performance and protection in potent industrial environments, managing substantial fault currents effortlessly. Robust D-Frame Size: Constructed for demanding industrial uses, providing durability and resilience in challenging operational settings. DIN Rail Mountable: Allows for fast, secure, and tool-free installation into standard control panels, simplifying system integration. Comprehensive Motor Protection: Guards against overloads, hazardous short circuits, and phase failures, ensuring continuous motor operation and longevity. Technical SpecificationsThe Allen-Bradley 140MT-D9E-C20 MPCB is carefully engineered to fulfill the rigorous demands of industrial uses. Its specifications highlight a dedication to quality, dependability, and superior protective capabilities: Model: 140MT-D9E-C20 Type: Motor Protection Circuit Breaker (MPCB) Frame Size: D Thermal Current Range: 14.5-20A (Adjustable) Magnetic Trip Setting: Fixed at 14x Ie Trip Class: 10 Breaking Capacity: High Mounting: DIN Rail ApplicationsThe Allen-Bradley 140MT-D9E-C20 MPCB is a versatile element, crucial across a broad range of industrial sectors and applications where dependable motor protection is essential: Industrial Motor Protection: Essential for preventing expensive damage to motors in manufacturing facilities, processing plants, and heavy industry due to overloads and short circuits. Manufacturing & Automation Systems: Ensures the safe and efficient functioning of critical motors within automated production lines and robotics, reducing downtime. Electrical Control Panels: Offers strong and trustworthy circuit protection for motors and related control gear within automation and distribution panels, securing system reliability. Why Choose the 140MT-D9E-C20?Opting for the Allen-Bradley 140MT-D9E-C20 ensures superior motor protection, reducing operational risks and extending the life of your equipment. Its advanced features guarantee quick fault detection and remediation, making it an indispensable part of any robust industrial setup.Order NowSecure premium protection for your industrial motors. Add the Allen-Bradley 140MT-D9E-C20 Motor Protection Circuit Breaker to your system today.FAQWhat is the primary function of the Allen-Bradley 140MT-D9E-C20 MPCB?Its primary role is to protect industrial motors from electrical faults like overloads, short circuits, and phase failures, ensuring continuous operation and equipment longevity.Is the thermal current range adjustable on this MPCB?Yes, it features an adjustable thermal current range of 14.5-20A, allowing for precise calibration to match specific motor requirements.What does "Trip Class 10" signify for this device?Trip Class 10 indicates a rapid trip response, ideal for applications that demand quick motor shutdown in the event of a fault condition.How does the fixed magnetic trip protect motors?The fixed magnetic trip, set at 14 times the rated current (14x Ie), ensures an immediate and decisive reaction to short circuit conditions, preventing potential damage to motor assets.
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Allen-Bradley 140MT-D9E-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:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- 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
The Allen-Bradley 140MT-D9E-C20 MPCB is carefully engineered to fulfill the rigorous demands of industrial uses. Its specifications highlight a dedication to quality, dependability, and superior protective capabilities:
- Model: 140MT-D9E-C20
- Type: Motor Protection Circuit Breaker (MPCB)
- Frame Size: D
- Thermal Current Range: 14.5-20A (Adjustable)
- Magnetic Trip Setting: Fixed at 14x Ie
- Trip Class: 10
- Breaking Capacity: High
- Mounting: DIN Rail
Applications
The Allen-Bradley 140MT-D9E-C20 MPCB is a versatile element, crucial across a broad range of industrial sectors and applications where dependable motor protection is essential:
- Industrial Motor Protection: Essential for preventing expensive damage to motors in manufacturing facilities, processing plants, and heavy industry due to overloads and short circuits.
- Manufacturing & Automation Systems: Ensures the safe and efficient functioning of critical motors within automated production lines and robotics, reducing downtime.
- Electrical Control Panels: Offers strong and trustworthy circuit protection for motors and related control gear within automation and distribution panels, securing system reliability.
Why Choose the 140MT-D9E-C20?
Opting for the Allen-Bradley 140MT-D9E-C20 ensures superior motor protection, reducing operational risks and extending the life of your equipment. Its advanced features guarantee quick fault detection and remediation, making it an indispensable part of any robust industrial setup.
Availability & Shipping
- ▸In stock: 140MT-D9E-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 140MT-D9E-C20 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
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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Independent Supplier Notice
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.