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R251 Marathon 4HP TERRAMAX B5 IEC Metric Motor
KKM Solutions is an independent parts distributor, not an authorized Marathon dealer — how we source.
R251 MARATHON 4HP TERRAMAX B5 IEC Metric Motor is designed for use on equipment requiring IEC dimensions and electrical standards.
Overview
Part number R251 from Marathon, listed in Electric Motors. Specifications on file: Duty Continuous; Enclosure Type TEFC; Frame 100L; Frame Material Cast Iron. KKM Solutions quotes this part with pricing and availability confirmed per order.
R251 MARATHON 4HP TERRAMAX B5 IEC Metric Motor is designed for use on equipment requiring IEC dimensions and electrical standards. Cast Iron Motor, 4 & 3 HP, 3 Ph, 60 & 50 Hz, 230/460 & 200/400 V, 3600 & 3000 RPM, 100L Frame, TEFC - Marathon catalog number R251 (ordering code TCA0031AE221GAA009). Marathon specifications: Phase: 3; Output HP: 4 & 3 Hp; Output KW: 3.0 & 2.2 kW; Voltage: 230/460 & 200/400 V; Speed: 3500 & 2915 rpm; Service Factor: 1.15 & 1.15; Frame: 100L; Thermal Protection: No Protection; Efficiency: 88.5 & 85.9 %; Ambient Temperature: 40 °C; Frequency: 60 & 50 Hz; Current: 9.8/4.9 & 8.4/4.2 A; Power Factor: 89; Duty: Continuous; Insulation Class: F; Design Code: N (IEC); KVA Code: K; Drive End Bearing Size: 6206; Opp Drive End Bearing Size: 6206; Enclosure: Totally Enclosed Fan Cooled; UL: Recognized; CSA: N.
Specifications
| Duty | Continuous |
|---|---|
| Enclosure Type | TEFC |
| Frame | 100L |
| Frame Material | Cast Iron |
| Frequency | 60 Hz |
| Full Load Amps | 9.8/4.9 |
| Horsepower | 4 HP |
| Mounting | Round Body |
| Phase | 3 |
| Power | 4 HP |
| Speed | 3500 RPM |
Product details
| Manufacturer | Marathon |
|---|---|
| Manufacturer part number | R251 |
| Product category | Electric Motors |
| Published specifications | 11 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 R251 cost?
R251 is listed at CA$1,401.28 (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 R251?
R251 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 R251, and the quote confirms condition and lead time before you order.
Is the R251 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 R251, 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 R251?
No published lifecycle status is on file for R251. 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 R251?
Key specifications include Duty: Continuous; Enclosure Type: TEFC; Frame: 100L; Frame Material: Cast Iron. The full specification table on this page lists every published attribute for this part.
What is the power rating of R251?
Per the published specification for R251: Horsepower: 4 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 R251 ship?
Lead time for R251 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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Technical Guides
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