Product Description
24VDC electric pump motor for forklift hydraulic applications. Direct replacement part for MFD7009S-IS. Standard flange mount with deep groove ball bearing construction, series wound DC motor for continuous-duty operation. Compatible with standard hydraulic reservoir/pump assemblies.
Specifications
Electrical
| Motor Voltage | 24VDC continuous duty |
| Duty Cycle | S1 continuous operation |
| Voltage Tolerance | Nominal 24VDC, ±10% operating range |
| Connector Type | 2-pin female spade terminal |
Hydraulic/Pneumatic
| Hydraulic Port | Threaded port M10x1.5 |
| Rated Pressure | Max 1750 PSI (nominal system pressure) |
Material & Construction
| Frame Material | Structural steel motor housing |
| End Bell Material | Die-cast aluminum |
| Shaft Material | AISI 1045 carbon steel |
Part Numbers
| Manufacturer Part Number | MFD7009S-IS |
| OEM Part Number | MFD-7009S-IS |
Performance
| Rated Motor Speed | 2850 RPM nominal at full load |
| Service Factor | 1.00 (continuous-rated motor) |
Frequently Asked Questions
Q: What are the electrical specifications for MFD7009S-IS?
A: The MFD7009S-IS is rated at 24VDC continuous duty operation with nominal 24VDC and ±10 percent operating voltage tolerance. It is designed for S1 continuous duty cycle in forklift hydraulic applications, unlike the intermittent duty MFD7009S.
Q: How does MFD7009S-IS differ from MFD7009S?
A: The MFD7009S-IS is rated for continuous duty (S1) operation, whereas MFD7009S is intermittent duty. The IS variant has an internal spline or specific shaft configuration and is suitable for sustained pump operation. Do not substitute intermittent motors in continuous applications.
Q: What is the frame and shaft material composition?
A: The MFD7009S-IS features a structural steel motor housing with a die-cast aluminum end bell. The shaft material is engineered for continuous torque transmission to hydraulic reservoir and pump assemblies in forklift systems.
Q: Is MFD7009S-IS compatible with standard hydraulic reservoirs?
A: Yes, the MFD7009S-IS is compatible with standard hydraulic reservoir and pump assemblies used in industrial forklifts from Crown, Toyota, Raymond, Yale, Hyster, Jungheinrich, and other major OEM manufacturers. Confirm flange mount and bearing type match your equipment.
Q: What bearing type does the MFD7009S-IS use?
A: The MFD7009S-IS features deep groove ball bearing construction on both ends, providing reliable support for continuous rotation under hydraulic pump load. Ball bearings are more suitable for continuous duty than sleeve bearings.
Q: What is the typical service life and maintenance for this motor?
A: Continuous duty motors typically provide 5000 to 8000 operating hours depending on load and environmental conditions. Monitor bearing noise or shaft runout; replace motor if it draws excessive current, runs hot, or exhibits wobbling. Bearing lubrication is sealed and non-serviceable.