E366 Marathon 600HP Three Phase XRI Blue Chip Severe/Automotive Duty Premium Motor
KKM Solutions is an independent parts distributor, not an authorized Marathon dealer — how we source.
E366 MARATHON 600HP Three Phase XRI Blue Chip Severe/Automotive Duty Premium Motor is designed for use in severe duty environments.
Overview
Part number E366 from Marathon, listed in Electric Motors. Specifications on file: Duty Continuous; Enclosure Type TEFC; Frame 5011LS; Frame Material Cast Iron. KKM Solutions quotes this part with pricing and availability confirmed per order.
E366 MARATHON 600HP Three Phase XRI Blue Chip Severe/Automotive Duty Premium Motor is designed for use in severe duty environments. Severe Duty Motor, 600 HP, 3 Ph, 60 Hz, 460 V, 1800 RPM, 5011LS Frame, TEFC - Marathon catalog number E366 (ordering code 5011LSTFS16033). Marathon specifications: Phase: 3; Output HP: 600 Hp; Output KW: 450 kW; Voltage: 460 V; Speed: 1785 rpm; Service Factor: 1.15; Frame: 5011LS; Thermal Protection: No Protection; Efficiency: 96.2 %; Ambient Temperature: 40 °C; Frequency: 60 Hz; Current: 655 A; Power Factor: 89; Duty: Continuous; Insulation Class: H; Design Code: B; KVA Code: G; Drive End Bearing Size: 6322; Opp Drive End Bearing Size: 6318; Enclosure: Totally Enclosed Fan Cooled; UL: No; CSA: Y.
Specifications
| Duty | Continuous |
|---|---|
| Enclosure Type | TEFC |
| Frame | 5011LS |
| Frame Material | Cast Iron |
| Frequency | 60 Hz |
| Full Load Amps | 655 A |
| Horsepower | 600 HP |
| Mounting | Rigid |
| Phase | Three |
| Power | 600 HP |
| Product Line | Definite Purpose Motors, Automotive Duty / Blue Chip Series Severe Duty |
| Speed | 1800 RPM |
| Voltage | 460V |
Product details
| Manufacturer | Marathon |
|---|---|
| Manufacturer part number | E366 |
| Product category | Electric Motors |
| Published specifications | 13 attributes listed |
| Listing details last updated | 24 August 2026 |
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 E366 cost?
E366 is listed at CA$84,030.32 (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 E366?
E366 is made by Marathon and is listed in our Electric Motors category. KKM Solutions is an independent distributor, not an authorized Marathon dealer: we source the exact Marathon part number E366, and the quote confirms condition and lead time before you order.
Is the E366 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 E366, 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 E366?
No published lifecycle status is on file for E366. 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 E366?
Key specifications include Duty: Continuous; Enclosure Type: TEFC; Frame: 5011LS; Frame Material: Cast Iron. The full specification table on this page lists every published attribute for this part.
What voltage does E366 use?
Per the published specification for E366: 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 E366?
Per the published specification for E366: Horsepower: 600 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 quickly can E366 ship?
Lead time for E366 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 E300 1.5HP Three Phase Totally Enclosed General Purpose…
Marathon Marathon E380B 1.5HP Three Phase XRI Blue Chip Severe/Automotive…
Marathon E286 1/3HP Three Phase XT Washdown Duty Motor
Marathon Marathon E390A 3HP Three Phase XRI Blue Chip Severe/Automotive…
Marathon E268A 3/4HP Single Phase General Purpose Electric Motor
Marathon Marathon E392A 3HP Three Phase XRI Blue Chip Severe…
More Electric Motors parts
Technical Guides
Browse more Marathon Electric Motors, or see everything from Marathon.