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Allen-Bradley 1489-M1C020 Miniature Circuit Breaker for industrial circuit protection

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Allen-Bradley 1489-M1C020

by Allen-Bradley

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OverviewThe Allen-Bradley 1489-M1C020 is a high-performance miniature circuit breaker (MCB) engineered to deliver superior circuit protection in demanding industrial and commercial environments. This 1-pole, 2A MCB with a Trip Curve C characteristic provides essential safety against overcurrents, short circuits, and thermal overloads, safeguarding valuable equipment and ensuring operational continuity. Its compact design, coupled with DIN rail mounting capability, allows for seamless integration into a wide array of control panels and electrical distribution systems, making it a cornerstone for reliable AC circuit applications.Key Features Single-Pole Design: Optimized for space efficiency, offering robust protection for individual circuits within compact enclosures. 2A Rated Current: Perfectly suited for low-current applications, providing precise protection without nuisance tripping. Trip Curve C: Specifically designed for circuits with moderate inrush currents, preventing unnecessary interruptions while ensuring rapid response to fault conditions. AC Circuit Compatibility: Guarantees stable and safe operation across various alternating current electrical systems. DIN Rail Mountable: Facilitates quick, secure, and tool-free installation, minimizing downtime and simplifying maintenance. Robust Construction: Built to Allen-Bradley's stringent quality standards, ensuring long-term reliability and exceptional durability in harsh conditions. Compliance & Safety: Meets relevant industry standards for circuit protection, providing peace of mind regarding electrical safety. Technical SpecificationsModel: 1489-M1C020Type: Miniature Circuit Breaker (MCB)Poles: 1Rated Current: 2ATrip Curve: CCircuit Type: ACMounting: DIN RailApplication: Industrial, Commercial, and specialized Residential Circuit ProtectionSeries: 1489-MBrand: Allen-BradleyApplications Control Panels & Automation Systems: Essential for protecting sensitive circuitry within industrial automation, robotics, and process control. Power Distribution Units (PDUs): Safeguards electrical networks and sub-panels, ensuring stable power delivery to critical equipment. Manufacturing & Processing Facilities: Prevents motor damage, equipment downtime, and production losses due to sustained overloads or short circuits. HVAC & Building Management Systems: Provides reliable electrical safety for heating, ventilation, air conditioning, and other crucial building infrastructure. Data Centers & IT Infrastructure: Protects servers, network devices, and power supplies from potentially damaging electrical faults. Renewable Energy Systems: Can be utilized in solar inverters, wind turbine controls, and other green energy applications requiring precise circuit protection. Why Choose Allen-Bradley 1489-M1C020?Choosing the Allen-Bradley 1489-M1C020 means investing in a legacy of industrial excellence. This miniature circuit breaker stands out for its: Trusted Brand Heritage: Allen-Bradley, a brand synonymous with industrial automation and robust electrical components, guarantees dependable quality. Optimized Protection Profile: The 1-pole, 2A, Trip Curve C configuration is meticulously engineered to address precise protection requirements, minimizing false trips while maximizing system integrity. Ease of Integration: Designed for quick and efficient DIN rail mounting, it reduces installation costs and allows for flexible system expansion or modification. Enhanced System Uptime: By providing swift and accurate fault interruption, the 1489-M1C020 helps to prevent equipment damage, reducing costly downtime and improving overall operational efficiency. Cost-Effectiveness: Its durability and reliable performance contribute to a lower total cost of ownership by reducing maintenance frequency. Order NowEnhance the safety and reliability of your electrical systems. Order the Allen-Bradley 1489-M1C020 today.FAQWhat is the primary function of the Allen-Bradley 1489-M1C020?It provides critical circuit protection against overcurrents, short circuits, and thermal overloads in industrial and commercial settings.What type of current is this circuit breaker compatible with?It is designed for use in AC (alternating current) electrical systems.What is the significance of the "Trip Curve C" characteristic?Trip Curve C is ideal for circuits with moderate inrush currents, ensuring protection without unnecessary interruptions.How is the 1489-M1C020 installed?It features a DIN rail mountable design for quick, secure, and tool-free installation.In which environments is this circuit breaker typically used?It is commonly found in industrial, commercial, and specialized residential applications.

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PRODUCT DETAILS

Allen-Bradley 1489-M1C020

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: 1489-M1C020

Type: Miniature Circuit Breaker (MCB)

Poles: 1

Rated Current: 2A

Trip Curve: C

Circuit Type: AC

Mounting: DIN Rail

Application: Industrial, Commercial, and specialized Residential Circuit Protection

Series: 1489-M

Brand: Allen-Bradley

Applications

  • Control Panels & Automation Systems: Essential for protecting sensitive circuitry within industrial automation, robotics, and process control.
  • Power Distribution Units (PDUs): Safeguards electrical networks and sub-panels, ensuring stable power delivery to critical equipment.
  • Manufacturing & Processing Facilities: Prevents motor damage, equipment downtime, and production losses due to sustained overloads or short circuits.
  • HVAC & Building Management Systems: Provides reliable electrical safety for heating, ventilation, air conditioning, and other crucial building infrastructure.
  • Data Centers & IT Infrastructure: Protects servers, network devices, and power supplies from potentially damaging electrical faults.
  • Renewable Energy Systems: Can be utilized in solar inverters, wind turbine controls, and other green energy applications requiring precise circuit protection.

Why Choose the 1489-M1C020?

Choosing the Allen-Bradley 1489-M1C020 means investing in a legacy of industrial excellence. This miniature circuit breaker stands out for its:

  • Trusted Brand Heritage: Allen-Bradley, a brand synonymous with industrial automation and robust electrical components, guarantees dependable quality.
  • Optimized Protection Profile: The 1-pole, 2A, Trip Curve C configuration is meticulously engineered to address precise protection requirements, minimizing false trips while maximizing system integrity.
  • Ease of Integration: Designed for quick and efficient DIN rail mounting, it reduces installation costs and allows for flexible system expansion or modification.
  • Enhanced System Uptime: By providing swift and accurate fault interruption, the 1489-M1C020 helps to prevent equipment damage, reducing costly downtime and improving overall operational efficiency.
  • Cost-Effectiveness: Its durability and reliable performance contribute to a lower total cost of ownership by reducing maintenance frequency.

Availability & Shipping

  • In stock: 1489-M1C020 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 1489-M1C020 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

It provides critical circuit protection against overcurrents, short circuits, and thermal overloads in industrial and commercial settings.

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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