Free Shipping Across the USA — Worldwide Delivery Available!
PALM Parts Solution
AccountQuote
In Stock Fast Shipping Available
ABB MS325-9 Motor Protection Circuit Breaker

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

ABB MS325-9

by ABB

Read verified buyer reviews ↓

OverviewThe ABB MS325-9 Motor Protection Circuit Breaker is an essential device for safeguarding electrical motors across diverse industrial and commercial settings. Designed by ABB, a leader in electrical solutions, this compact unit offers comprehensive protection against common electrical issues including overloads, short circuits, and phase interruptions. Its advanced design includes customizable thermal and magnetic trip settings, allowing for precise adjustment of motor protection. This significantly boosts the dependability of your motor-driven systems, reduces expensive downtime, and extends the operational life of your equipment. The MS325-9 demonstrates ABB's dedication to providing robust and effective motor control and protection.Key Features Model: ABB MS325-9 Motor Protection Circuit Breaker Integrated Protection: Features thermal and magnetic trip functions for comprehensive safeguarding. Adjustable Overload Current: Allows for fine-tuning of the current threshold to match specific motor requirements, preventing overheating. Short-Circuit Safeguard: Provides rapid power disconnection during short-circuit events to prevent severe damage to motors and electrical infrastructure. Phase Loss Detection: Advanced sensor identifies and responds to phase failures, crucial for maintaining motor health and preventing uneven wear. Space-Saving Footprint: Engineered for easy integration into existing control panels, optimizing space utilization. Flexible Reset Options: Offers both manual and automatic reset capabilities for operational convenience and adaptability. Technical Specifications Rated Current: 9A Voltage Rating: Up to 690V AC for robust performance. Trip Class: Class 10, ensuring high-speed protection with a tripping time within 10 seconds at 7.2 times the rated current. Breaking Capacity: 100kA at 400V, indicating its ability to safely interrupt high fault currents. Operating Temperature: Reliable functionality from -25°C to +55°C. Mounting Type: Versatile DIN rail or secure panel mounting options. Compliance: Meets IEC 60947-4-1 standards for international safety and performance. ApplicationsThe versatility and strong performance of the ABB MS325-9 make it perfect for various demanding applications: Industrial Motor Control Panels: Ensures safe, efficient, and continuous operation of crucial industrial machinery. Pumps and Fans: Offers vital protection against electrical faults, extending the lifespan and reliability of fluid and air handling systems. HVAC Systems: Guarantees dependable protection for compressors, blowers, and pumps within heating, ventilation, and air conditioning setups. Conveyor Systems: Maintains uninterrupted material handling by shielding conveyor motors from overloads and short circuits. General Machinery: A fundamental protective component for various other motor-driven equipment in manufacturing and processing sectors. Why Choose This Model?Selecting the ABB MS325-9 represents a commitment to superior motor protection and operational efficiency. This model distinguishes itself through its precise engineering, ensuring accurate and dependable fault detection. Its adjustable settings provide unmatched flexibility, enabling engineers to customize protection for unique motor characteristics, thus preventing premature wear. The robust 100kA breaking capacity at 400V highlights its ability to manage significant fault currents safely. Additionally, its compact nature allows for effortless integration, and adherence to IEC 60947-4-1 standards guarantees global safety compliance.Order NowEnhance the reliability of your motor systems today. Contact Palm Parts Solution to order the ABB MS325-9 Motor Protection Circuit Breaker.FAQWhat types of electrical faults does the ABB MS325-9 protect against?The ABB MS325-9 provides comprehensive protection against overloads, short circuits, and phase failures, ensuring the safety and longevity of your motors.Can the protection settings be adjusted for specific motors?Yes, the ABB MS325-9 features adjustable thermal and magnetic trip settings, allowing for precise customization to match your motor's unique specifications.What is the breaking capacity of this circuit breaker?It has an impressive breaking capacity of 100kA at 400V, indicating its capability to safely interrupt high fault currents.Is the ABB MS325-9 suitable for industrial environments?Absolutely, its robust design and comprehensive protection features make it an ideal choice for a wide array of demanding industrial and commercial applications, including motor control panels, pumps, fans, and conveyor systems.What mounting options are available for the MS325-9?The unit offers versatile mounting options, including standard DIN rail or secure panel mounting, for easy integration into various setups.

🇺🇸 Ships from our Florida warehouse
1-Year PALM Parts Warranty
CONDITION
$563.00
18 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

ABB MS325-9

Overview

This is a genuine ABB 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 ABB catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader ABB automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your ABB 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 ABB 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 ABB platform with documented conversion notes

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

Technical Specifications

  • Rated Current: 9A
  • Voltage Rating: Up to 690V AC for robust performance.
  • Trip Class: Class 10, ensuring high-speed protection with a tripping time within 10 seconds at 7.2 times the rated current.
  • Breaking Capacity: 100kA at 400V, indicating its ability to safely interrupt high fault currents.
  • Operating Temperature: Reliable functionality from -25°C to +55°C.
  • Mounting Type: Versatile DIN rail or secure panel mounting options.
  • Compliance: Meets IEC 60947-4-1 standards for international safety and performance.

Applications

The versatility and strong performance of the ABB MS325-9 make it perfect for various demanding applications:

  • Industrial Motor Control Panels: Ensures safe, efficient, and continuous operation of crucial industrial machinery.
  • Pumps and Fans: Offers vital protection against electrical faults, extending the lifespan and reliability of fluid and air handling systems.
  • HVAC Systems: Guarantees dependable protection for compressors, blowers, and pumps within heating, ventilation, and air conditioning setups.
  • Conveyor Systems: Maintains uninterrupted material handling by shielding conveyor motors from overloads and short circuits.
  • General Machinery: A fundamental protective component for various other motor-driven equipment in manufacturing and processing sectors.

Why Choose the MS325-9?

Selecting the ABB MS325-9 represents a commitment to superior motor protection and operational efficiency. This model distinguishes itself through its precise engineering, ensuring accurate and dependable fault detection. Its adjustable settings provide unmatched flexibility, enabling engineers to customize protection for unique motor characteristics, thus preventing premature wear. The robust 100kA breaking capacity at 400V highlights its ability to manage significant fault currents safely. Additionally, its compact nature allows for effortless integration, and adherence to IEC 60947-4-1 standards guarantees global safety compliance.

Availability & Shipping

  • In stock: MS325-9 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 MS325-9 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — ABB

The ABB MS325-9 provides comprehensive protection against overloads, short circuits, and phase failures, ensuring the safety and longevity of your motors.

Machine down? We ship parts the same day.

New, surplus, and refurbished ABB 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 →