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U977 Marathon Electric Motors
KKM Solutions is an independent parts distributor, not an authorized Marathon dealer — how we source.
Overview
Part number U977 from Marathon, listed in Electric Motors. Specifications on file: Catalog Number U977; Duty Continuous; Enclosure Type TEFC-XP; Frame 444TS. KKM Solutions quotes this part with pricing and availability confirmed per order.
Description For use on fans, blowers, pumps, compressors, machine tools, and other equipment installed in hazardous environments as defined by the motor's explosion proof class and group rating. Consult the National Electrical Code and your local regulations for the proper selection of motors in hazardous locations. Feature 10:1 Variable torque, 2:1 Constant torque 1.15 Service Factor Class F insulation Meets temperature code T2A All Cast iron construction Shaft slinger External surface treated with epoxy paint Nameplated 60/50 Hz, 190/380 Volts, at next lower HP See modification section for addition of C-Face kits (254T-445T)
Specifications
| Catalog Number | U977 |
|---|---|
| Duty | Continuous |
| Enclosure Type | TEFC-XP |
| Frame | 444TS |
| Frame Material | Cast Iron |
| Frequency | 60 Hz |
| Full Load Amps | 137 A |
| Horsepower | 125 HP |
| Model | 444TSTGS1001 |
| Mounting | Rigid |
| Phase | 3 |
| Product Line | Explosion Proof NEMA Premium Efficiency Blue Chip Series Hazardous Duty |
| Speed | 3565 RPM |
| Voltage | 460V |
| Weight | 1772 lb |
Product details
| Manufacturer | Marathon |
|---|---|
| Manufacturer part number | U977 |
| Product category | Electric 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 do I get pricing for U977?
This part is quoted on request, so no price is listed for it here. Send the quote form on this page with your quantity, or email orderdesk@kkmsolutions.com, and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the U977?
U977 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 U977, and the quote confirms condition and lead time before you order.
Is the U977 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 U977, 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 U977?
No published lifecycle status is on file for U977. 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 U977?
Key specifications include Catalog Number: U977; Duty: Continuous; Enclosure Type: TEFC-XP; Frame: 444TS. The full specification table on this page lists every published attribute for this part.
What voltage does U977 use?
Per the published specification for U977: 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 U977?
Per the published specification for U977: Horsepower: 125 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 U977 weigh?
Per the published specification for U977: Weight: 1772 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 U977 ship?
Lead time for U977 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.
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