U790 Marathon General Purpose AC Motors
KKM Solutions is an independent parts distributor, not an authorized Marathon dealer — how we source.
Overview
Part number U790 from Marathon, listed in General Purpose AC Motors. Specifications on file: Catalog Number U790; Duty Continuous; Enclosure Type ODP; Frame 449T. KKM Solutions quotes this part with pricing and availability confirmed per order.
Feature Meets or exceeds all USA mandated efficiencies UL recognized, CSA certified and CE mark Motors are suitable for 10:1 VT General Purpose Motor, 300 & 250 HP, 3 Ph, 60 & 50 Hz, 460 & 380 V, 1200 & 1000 RPM, 449T Frame, DP - Marathon catalog number U790 (ordering code 449TTDN16077). Marathon specifications: Phase: 3; Output HP: 300 & 250 Hp; Output KW: 224.0 & 187.0 kW; Voltage: 460 & 380 V; Speed: 1185 & 985 rpm; Service Factor: 1.15 & 1.15; Frame: 449T; Thermal Protection: NOT; Efficiency: 95.8 & 94.5 %; Ambient Temperature: 40 °C; Frequency: 60 & 50 Hz; Current: 365 & 370 A; Power Factor: 80.5; Duty: CONTINUOUS; Insulation Class: F3; Design Code: B; KVA Code: F; Drive End Bearing Size: 6319; Opp Drive End Bearing Size: 6318; Enclosure: DP; UL: V-INS, CONST UL REC; CSA: Y.
Specifications
| Catalog Number | U790 |
|---|---|
| Duty | Continuous |
| Enclosure Type | ODP |
| Frame | 449T |
| Frame Material | Cast Iron |
| Frequency | 60 Hz |
| Full Load Amps | 365 A |
| Horsepower | 300 HP |
| Model | 449TTDN16077 |
| Mounting | Rigid |
| Phase | 3 |
| Product Line | XRI General Purpose |
| Speed | 1200 RPM |
| Voltage | 460V |
| Weight | 2112 lb |
Product details
| Manufacturer | Marathon |
|---|---|
| Manufacturer part number | U790 |
| Product category | General Purpose AC Motors |
| Published specifications | 15 attributes listed |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How much does U790 cost?
U790 is listed at CA$38,156.82 (CAD) and can be ordered directly from this page with Add to Cart. That figure is a reference price and can change: your card is authorized at checkout and charged only once our order desk confirms the part, stock, and final price, and we email you first if anything has moved. Larger quantities or custom terms — email orderdesk@kkmsolutions.com for a volume quote.
Who manufactures the U790?
U790 is made by Marathon and is listed in our General Purpose AC Motors category. KKM Solutions is an independent distributor, not an authorized Marathon dealer: we source the exact Marathon part number U790, and the quote confirms condition and lead time before you order.
Is the U790 new and genuine?
Parts we supply are new and genuine unless the quote expressly states otherwise. Where a part is new-old-stock, from excess inventory, refurbished or open-box, the quote says so before you approve it.
What warranty comes with the U790, and can I return it?
Parts we supply are warranted against manufacturing defects for 1 year from the date of delivery; where the manufacturer's own warranty is longer, the manufacturer's warranty applies. The warranty covers repair, replacement, or credit of the defective part and does not cover normal wear items, misapplication, improper installation, or consequential damages. Contact us within 30 days of delivery before returning anything — all returns need a return authorization from the order desk.
What is the lifecycle status of U790?
No published lifecycle status is on file for U790. Marathon lists whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the status with the manufacturer at quote time, before you commit. Send the part number through the quote form on this page.
What are the key specifications of U790?
Key specifications include Catalog Number: U790; Duty: Continuous; Enclosure Type: ODP; Frame: 449T. The full specification table on this page lists every published attribute for this part.
What voltage does U790 use?
Per the published specification for U790: Voltage: 460V. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
What is the power rating of U790?
Per the published specification for U790: Horsepower: 300 HP. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How much does U790 weigh?
Per the published specification for U790: Weight: 2112 lb. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How quickly can U790 ship?
Lead time for U790 is quoted per order and confirmed on your quote, which our order desk sends within 1 business day. For a line-down emergency, call the 24/7 order desk at (825) 454-5367.
Frequently Searched Marathon Part Numbers
Related Products
Marathon Marathon U789
Marathon Marathon U791
Marathon Marathon U788
Marathon Marathon U793
Marathon Marathon U786
Marathon Marathon U794
More General Purpose AC Motors parts
Technical Guides
Browse more Marathon Electric Motors, or see everything from Marathon.