Bus Duct

While our website showcases a large assortment of our products, it does not reflect the complete inventory of products currently available. For real-time availability and to ensure we can meet your specific needs, please contact our sales team at 1-800-328-1842. New products arrive daily and our knowledgeable staff are happy to assist you in locating the exact item(s) you need.

Square D I-Line Bus Duct CP306 | 600 Amp 600 Volt | 3 Phase 3 Wire R&G

Square D I-Line CP306 copper bus duct; 600 amp, three phase, three-wire, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP306
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Square D I-Line Bus Duct CP306G | 600 Amp 600 Volt | 3 Phase 3 Wire W/ GRND R&G

Square D I-Line CP306G copper bus duct; 600 amp, three phase, three-wire with ground, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP306G
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Square D I-Line Bus Duct CP308 | 800 Amp 600 Volt | 3 Phase 3 Wire R&G

Square D I-Line CP308 copper bus duct; 800 amp, three phase, three-wire, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP308
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Square D I-Line Bus Duct CP308G | 800 Amp 600 Volt | 3 Phase 3 Wire W/ GRND R&G

Square D I-Line CP308G copper bus duct; 800 amp, three phase, three-wire with ground, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP308G
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Square D I-Line Bus Duct CP310 | 1000 Amp 600 Volt | 3 Phase 3 Wire R&G

Square D I-Line CP310 copper bus duct; 1000 amp, three phase, three-wire, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP310
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Square D I-Line Bus Duct CP310G | 1000 Amp 600 Volt | 3 Phase 3 Wire W/ GRND R&G

Square D I-Line CP310G copper bus duct; 1000 amp, three phase, three-wire with ground, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP310G
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Square D I-Line Bus Duct CP502 | 225 Amp 277/480 Volt | 3 Phase 4 Wire R&G

Square D I-Line CP502 cooper bus duct; 225 amp, three phase, four-wire, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP502
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Square D I-Line Bus Duct CP502G | 200 Amp 277/480 Volt | 3 Phase 4 Wire W/ GRND R&G

Square D I-Line CP502G copper bus duct; 200 amp, three phase, four-wire with ground, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP502G
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Square D I-Line Bus Duct CP504 | 400 Amp 277/480 Volt | 3 Phase 4 Wire R&G

Square D I-Line CP504 copper bus duct; 400 amp, three phase, four-wire, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP504
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Square D I-Line Bus Duct CP504G | 400 Amp 277/480 Volt | 3 Phase 4 Wire W/ GRND R&G

Square D I-Line CP504G copper bus duct; 400 amp, three phase, four-wire with ground, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP504G
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Square D I-Line Bus Duct CP506 | 600 Amp 277/480 Volt | 3 Phase 4 Wire R&G

Square D I-Line CP506 copper bus duct; 600 amp, three phase, four-wire, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP506
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Square D I-Line Bus Duct CP506G | 600 Amp 277/480 Volt | 3 Phase 4 Wire W/ GRND R&G

Square D I-Line CP506G copper bus duct; 600 amp, three phase, four-wire with ground, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP506G
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Square D I-Line Bus Duct CP508 | 800 Amp 277/480 Volt | 3 Phase 4 Wire R&G

Square D I-Line CP508 cooper bus duct; 800 amp, three phase, four-wire, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP508
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Square D I-Line Bus Duct CP508G | 800 Amp 277/480 Volt | 3 Phase 4 Wire W/ GRND R&G

Square D I-Line CP508G copper bus duct; 800 amp, three phase, four-wire with ground, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP508G
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Square D I-Line Bus Duct CP510 | 1000 Amp 277/480 Volt | 3 Phase 4 Wire R&G

Square D I-Line CP510 copper bus duct; 1000 amp, three phase, four-wire, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP510
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Square D I-Line Bus Duct CP510G | 1000 Amp 277/480 Volt | 3 Phase 4 Wire W/ GRND R&G

Square D I-Line CP510G copper bus duct; 1000 amp, three phase, four-wire with ground, 277/480 volt. Reconditioned and guaranteed with a one year warranty.
SKU: CP510G
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Square D I-Line II Bus Duct AP2308G | 800 Amp 600 Volt | 3 Phase 3 Wire W/ GRND R&G

Square D I-Line II AP2308G aluminum bus duct; 800 amp, three phase, three-wire with ground, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: AP2308G
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Square D I-Line II Bus Duct AP2310G | 1000 Amp 600 Volt | 3 Phase 3 Wire W/ GRND R&G

Square D AP2310G aluminum I-Line II Bus Duct; 1000 amp, 3 phase, 3 wire with ground, 600 volt. Reconditioned and guaranteed with one year warranty. To view the rest of our Square D busway, visit the Square D bus duct brand page.
SKU: AP2310G
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Square D I-Line II Bus Duct AP2312G | 1200 Amp 600 Volt | 3 Phase 3 Wire W/ GRND R&G

Square D I-Line II AP2312G aluminum bus duct; 1200 amp, three phase, three-wire with ground, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: AP2312G
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Square D I-Line II Bus Duct AP2313G | 1350 Amp 600 Volt | 3 Phase 3 Wire W/ GRND R&G

Square D I-Line II AP2313G aluminum bus duct; 1350 amp, three phase, three-wire with ground, 600 volt. Reconditioned and guaranteed with a one year warranty.
SKU: AP2313G
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Bus Duct/Busway

 

Looking for busway or bus duct for your facility? EMSCO offers one of the largest selections of new, used, and reconditioned bus duct in the U.S., with over 25 miles of inventory ready to ship. Our extensive selection includes both plug-in and feeder bus duct styles, available in copper and aluminum, and ranging from 100 to 5000 amps to meet your industrial power distribution needs. Each unit is reconditioned to PEARL (Professional Electrical Apparatus Reconditioning League) standards, undergoing rigorous testing to ensure it meets EMSCO’s criteria for safety, performance, and longevity.

Comprehensive Range of Trusted Brands

EMSCO’s inventory includes trusted brands like General Electric (Armor-Clad, Spectra, FVK), Square D (I-Line I & II, Round Bar), Cutler-Hammer/Westinghouse (Pow-R-Way), ITE, Siemens (Sentron, XL-U), ABB, and other hard-to-find manufacturers. Our reconditioned bus ducts and busways are ideal for expanding or replacing existing systems, providing reliable and cost-effective solutions with shorter lead times than new options. We also stock essential end tap boxes, center tap boxes, elbows, T-sections, and other accessories to ensure a complete setup.

Why Choose EMSCO’s Reconditioned Bus Duct?

EMSCO’s reconditioned bus duct inventory is PEARL-certified, meaning each unit undergoes rigorous inspection and testing for safe, dependable performance. Backed by a 1-year warranty, our reconditioned units deliver quality at a fraction of the cost of new, without compromising reliability. With high amp bus duct options and shorter lead times, EMSCO keeps your facility running smoothly and efficiently, no matter your power distribution needs.

Complete Accessories and Customization Options

To meet your unique setup requirements, EMSCO provides a complete selection of bus duct accessories and spare parts, including end tap boxes, elbows, T-sections, and connectors for seamless integration. Whether you need a custom configuration or a simple replacement, EMSCO’s team is ready to assist with tailored solutions that fit your industrial power distribution needs.

Contact EMSCO Today

With decades of experience in industrial electrical power distribution, EMSCO is dedicated to delivering high-quality, affordable solutions that keep facilities up and running. Contact us today to explore our extensive inventory of new and reconditioned bus ducts and busway systems to find the perfect fit for your requirements. EMSCO: The reliable choice for power distribution solutions.



Facing a tight timeline? See how EMSCO helped Flexaust meet urgent power distribution needs on time and within budget.

 

stacked bus duct