Description
Allen-Bradley Line Reactor 1321-3R55-B: Power Quality Solution
| Manufacturer | Allen-Bradley |
| Part Number | 1321-3R55-B |
| Power Supply | 380-480V AC |
| Made in | United States |
| Mass | 12.5 kg |
| Size | 300 x 200 x 150 mm |
| Guarantee Period | 2 years |
| Approvals | UL, CE, cUL |
| Catalog Number | 1321-3R55-B |
| Package Contents | Line Reactor, Mounting Hardware, Installation Guide |
| Current Rating | 55A |
| Frequency | 50/60 Hz |
| Inductance | 3.5 mH |
| Thermal Rating | Class F (155°C) |
| Impedance | 5% |
| Cooling Type | Natural Convection |
Enhances power quality and reduces harmonic distortion for reliable industrial operations.
Key benefits: Improves motor and drive performance by reducing voltage spikes, Extends equipment lifespan by minimizing electrical stress, Easy to install with standard mounting options, Reduces energy consumption and operating costs
Typical applications: Variable Frequency Drives (VFDs), Motor Control Centers (MCCs), Industrial Machinery, Power Distribution Systems
Lifecycle: Active
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
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Orders usually ship the same day
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Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
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Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.





Daniel W. –
Good price for such a robust HMI. Technical documentation was clear.