Free Shipping Across the USA — Worldwide Delivery Available!
PALM Parts Solution
AccountQuote
In Stock Fast Shipping Available
Allen-Bradley 140MCASA11 Auxiliary Contact Block for enhanced control and monitoring

*Image shown is a representation only. Actual product may vary.

Allen-Bradley 140MCASA11

by Allen-Bradley

Read verified buyer reviews ↓

OverviewPioneering advancements in industrial electrical systems, the Allen-Bradley 140MCASA11 Auxiliary Contact Block significantly boosts control and monitoring potential. This vital accessory seamlessly integrates with a diverse array of Allen-Bradley circuit breakers and motor controllers, providing crucial extra contact points for superior operational flexibility. Whether the goal is to implement sophisticated control strategies, elevate safety interlocks, or achieve more precise electrical circuit monitoring, the 140MCASA11 consistently delivers the reliability and performance synonymous with Allen-Bradley. Its resilient construction and intelligent engineering guarantee dependable operation even within challenging industrial conditions, making it an indispensable element for optimizing electrical infrastructure. Crafted for straightforward installation and adaptable application, the 140MCASA11 substantially extends the utility of existing Allen-Bradley control devices, featuring both normally open (N.O.) and normally closed (N.C.) contacts, thus enabling a broader spectrum of logic and operational sequences.Key Features Enhanced Functionality: Provides critical contact points to motor controllers and circuit breakers, significantly boosting their operational capabilities and adaptability. Dual Contact Configuration: Equipped with one Normally Open (N.O.) and one Normally Closed (N.C.) contact, offering comprehensive flexibility for diverse control and monitoring scenarios. Robust Construction: Manufactured from premium, industrial-grade materials to ensure exceptional longevity and unwavering reliability in demanding operational environments. Effortless Integration: Engineered for quick and direct mounting onto compatible Allen-Bradley circuit breakers and motor controllers, minimizing downtime during installation. Optimized Compatibility: Designed to work seamlessly with a broad array of Allen-Bradley MCCBs and various motor controllers, ensuring perfect synergy within existing electrical infrastructure. Compact Design: Its space-efficient form factor ensures discreet integration into control panels without taking up excessive space, maintaining an orderly setup. Increased System Versatility: Provides foundational support for more intricate control logic, improved safety functions, and more detailed system monitoring. Technical Specifications Brand: Allen-Bradley Model: 140MCASA11 Type: Auxiliary Contact Block Number of Contacts: 1 N.O. (Normally Open), 1 N.C. (Normally Closed) Mounting: Designed for easy, direct installation on compatible Allen-Bradley circuit breakers and motor controllers Voltage Rating: Compatible with the operational voltage ranges of various Allen-Bradley devices Current Rating: Optimized for typical and demanding control circuit applications Material: Constructed from premium, high-durability components for industrial use Compatibility: Fully compatible with Allen-Bradley Motor Control Circuit Breakers (MCCB) and various motor controllers Applications Advanced Industrial Control Systems: Implementing intricate control sequences and interlocks in complex automated processes. Motor Control Centers (MCC): Essential for elevating the monitoring and control capabilities of individual motor starter units. Electrical Circuit Monitoring & Switching: Providing additional points for status indication, alarm triggering, or alternative control paths. Safety & Operational Functions: Crucial for constructing safety interlocks, emergency stop circuits, and critical system feedback loops. Power Distribution Control: Augmenting circuit breaker capabilities for more comprehensive control. Why ChooseOpting for the Allen-Bradley 140MCASA11 means investing in seamless, precise, and dependable control for your vital industrial operations. This component is designed to expand the utility of your existing Allen-Bradley control apparatus, ensuring peak performance and system stability. Its dual contact configuration offers extensive flexibility, streamlining complex control setups and enhancing system responsiveness. Depend on a product engineered for durability and efficiency, prepared to support your operations in the most demanding environments.Order NowUpgrade your industrial control systems today with the Allen-Bradley 140MCASA11 Auxiliary Contact Block. Contact us for pricing and availability, or to speak with a specialist about your specific application needs. Enhance your operational control and reliability with this essential component.FAQWhat is the primary function of the Allen-Bradley 140MCASA11?The 140MCASA11 primarily serves to add auxiliary contact points (one Normally Open and one Normally Closed) to compatible Allen-Bradley circuit breakers and motor controllers, enhancing their control and monitoring capabilities.Is this auxiliary contact block difficult to integrate into existing systems?No, the 140MCASA11 is specifically designed for effortless and rapid integration, with a mounting system that minimizes downtime during installation on compatible Allen-Bradley devices.Can the 140MCASA11 be used in harsh industrial environments?Yes, its robust construction uses high-quality, industrial-grade materials, ensuring exceptional longevity and unwavering reliability even in challenging operational conditions.

🇺🇸 Ships from our Florida warehouse
1-Year PALM Parts Warranty
CONDITION
$51.00
10 in stock

USA — Free FedEx Priority & UPS Ground · Worldwide shipping available

For more quantity please contact Customer Service

Experts Available 24/7 · 365
+1 (689) 263-1985
sales@palmpartssolution.com

Fast Shipping

Dispatched quickly on in-stock items via UPS, FedEx & DHL worldwide.

Availability

Thousands of parts in stock — ready for immediate dispatch from Florida.

Payment Flexibility

AMEX, Visa, MasterCard, PayPal, Discover and wire transfer accepted.

PRODUCT DETAILS

Allen-Bradley 140MCASA11

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

  • Brand: Allen-Bradley
  • Model: 140MCASA11
  • Type: Auxiliary Contact Block
  • Number of Contacts: 1 N.O. (Normally Open), 1 N.C. (Normally Closed)
  • Mounting: Designed for easy, direct installation on compatible Allen-Bradley circuit breakers and motor controllers
  • Voltage Rating: Compatible with the operational voltage ranges of various Allen-Bradley devices
  • Current Rating: Optimized for typical and demanding control circuit applications
  • Material: Constructed from premium, high-durability components for industrial use
  • Compatibility: Fully compatible with Allen-Bradley Motor Control Circuit Breakers (MCCB) and various motor controllers

Applications

  • Advanced Industrial Control Systems: Implementing intricate control sequences and interlocks in complex automated processes.
  • Motor Control Centers (MCC): Essential for elevating the monitoring and control capabilities of individual motor starter units.
  • Electrical Circuit Monitoring & Switching: Providing additional points for status indication, alarm triggering, or alternative control paths.
  • Safety & Operational Functions: Crucial for constructing safety interlocks, emergency stop circuits, and critical system feedback loops.
  • Power Distribution Control: Augmenting circuit breaker capabilities for more comprehensive control.

Why Choose the 140MCASA11?

Opting for the Allen-Bradley 140MCASA11 means investing in seamless, precise, and dependable control for your vital industrial operations. This component is designed to expand the utility of your existing Allen-Bradley control apparatus, ensuring peak performance and system stability. Its dual contact configuration offers extensive flexibility, streamlining complex control setups and enhancing system responsiveness. Depend on a product engineered for durability and efficiency, prepared to support your operations in the most demanding environments.

Availability & Shipping

  • In stock: 140MCASA11 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 140MCASA11 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 140MCASA11 primarily serves to add auxiliary contact points (one Normally Open and one Normally Closed) to compatible Allen-Bradley circuit breakers and motor controllers, enhancing their control and monitoring capabilities.

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.

CUSTOMER REVIEWS

What Verified Buyers Say

No reviews yet for this product. Be the first verified buyer to share your experience — we email a review invitation after every purchase.

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.

Are you an Electrical Distributor?Learn more about our distributor program

PALM Parts Solution sells used surplus products. PALM Parts Solution is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by PALM Parts Solution come with PALM Parts Solution's 1-Year Warranty and do not come with the original manufacturer's warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

Read full disclaimer →