U101 Marathon Electric Motors
KKM Solutions is an independent parts distributor, not an authorized Marathon dealer — how we source.
Overview
Part number U101 from Marathon, listed in Electric Motors. Specifications on file: Catalog Number U101; Enclosure Type ODP; Frame 256JMV; Frame Material Rolled Steel. KKM Solutions quotes this part with pricing and availability confirmed per order.
Marathon U101 — Electric Motors. Specs: Model: 256TTDX4047 · Catalog Number: U101 · Weight: 188 lb. Quoted per order by KKM Solutions. Close-Coupled Pump Motor, 20 HP, 3 Ph, 60 Hz, 575 V, 1800 RPM, 256JMV Frame, DP - Marathon catalog number U101 (ordering code 256TTDX4047). Marathon specifications: Phase: 3; Output HP: 20 Hp; Output KW: 14.9 kW; Voltage: 575 V; Speed: 1750 rpm; Service Factor: 1.15; Frame: 256JMV; Thermal Protection: No Protection; Efficiency: 91 %; Ambient Temperature: 40 °C; Frequency: 60 Hz; Current: 20 A; Power Factor: 82.5; Duty: Continuous; Insulation Class: B; Design Code: B; KVA Code: F; Drive End Bearing Size: 6309; Opp Drive End Bearing Size: 6208; Enclosure: Drip Proof; UL: Recognized; CSA: Y.
Specifications
| Catalog Number | U101 |
|---|---|
| Enclosure Type | ODP |
| Frame | 256JMV |
| Frame Material | Rolled Steel |
| Full Load Amps | 20.8 A |
| Horsepower | 20 HP |
| Model | 256TTDX4047 |
| Mounting | Round Body |
| Phase | 3 |
| Speed | 1800 RPM |
| Voltage | 575V |
| Weight | 188 lb |
Product details
| Manufacturer | Marathon |
|---|---|
| Manufacturer part number | U101 |
| Product category | Electric Motors |
| Published specifications | 12 attributes listed |
| Listing details last updated | 7 September 2026 |
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 U101?
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 U101?
U101 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 U101, and the quote confirms condition and lead time before you order.
Is the U101 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 U101, 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 U101?
No published lifecycle status is on file for U101. 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 U101?
Key specifications include Catalog Number: U101; Enclosure Type: ODP; Frame: 256JMV; Frame Material: Rolled Steel. The full specification table on this page lists every published attribute for this part.
What voltage does U101 use?
Per the published specification for U101: Voltage: 575V. 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 U101?
Per the published specification for U101: Horsepower: 20 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 U101 weigh?
Per the published specification for U101: Weight: 188 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 U101 ship?
Lead time for U101 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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