Description
Marathon Electric MC1157 Belt Drive Motor 1 hp 3450 RPM 115/208-230 VAC – MC1157
This Marathon Electric MC1157 belt drive motor is ideal for various applications. It is a single split phase motor with one-speed operation and operates at 1 horsepower with a maximum speed of 3450 RPM. It can run on 115/208-230 VAC, drawing 13.4/6.7-6.6 amps. The motor features a 56 frame with an open drip-proof (ODP) enclosure, resilient ring mounting, and a ball bearing system.
- Single split phase motor with one-speed operation
- 1 horsepower with a maximum speed of 3450 RPM
- Runs on 115/208-230 VAC
This motor is suitable for belt drive applications and features auto protection. The ODP enclosure ensures safety from drips, and the ball bearing system offers robust performance.
Specifications
- Electrical Type: Cap Start
- HP: 1
- Frame: 56
- Diameter: 6.5
- Enclosure: ODP
- Voltage: 115/208-230
- Material: Rolled Steel
- MPN: MC1157
- Phase: Single
- Amperage: 13.4,6.7-6.6
- Mounting: Resilient Base
- Shaft Type: Single
- Speed: 1
- Weight: 25 pounds
What Our Experts Think
-
1 hp belt drive motor engineered for durability and efficiency.
-
Runs at 3450 RPM for reliable, consistent performance.
-
Dual-voltage design (115/208-230 VAC) for versatile installation.
-
Trusted Marathon Electric build ensures long service life.
-
Perfect for HVAC systems, blowers, fans, and light industrial use.
Q&A
Q: What is the horsepower rating?
A: 1 horsepower, suitable for commercial and industrial equipment.
Q: What voltage does it support?
A: Operates on 115V or 208–230V for flexible compatibility.
Q: What is the motor speed?
A: 3450 RPM for high-efficiency operation.
Maintenance Tips
-
Keep motor free of dust and debris for cooling efficiency.
-
Check belt alignment and tension regularly.
-
Lubricate bearings as recommended by manufacturer.
-
Inspect electrical connections for safety and performance.






Reviews
There are no reviews yet.