Yale Contactor Solenoid for Electric Lift Trucks
YL 501270304
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Compatibility
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Product Description
Yale YL 501270304 contactor solenoid provides 12VDC coil operation, rated up to 150A for electric lift trucks. Equivalent to White Rodgers type 501270304-ORG with brass terminal studs and copper alloy contacts. Intermittent duty cycle, compatible with Yale electric lift truck applications.
Specifications
Part Numbers & Compatibility
| Make | Yale |
| Model | MCW020, MCW025, MCW030, MCW040, MSW020, MSW030, MSW040, MRW020, MRW030 |
| Part Number | YL 501270304 |
| Cross-Reference Part Numbers | YT501270304-ORG, 501270304-ORG |
| Cross Reference Part Numbers | YT501270304-ORG, 501270304-ORG |
Electrical Specifications
| Coil Voltage | 12VDC continuous duty |
| Current Rating | 150A make, 100A break at 12VDC |
Performance Specifications
| Duty Cycle | Intermittent, rated 30 seconds ON / 5 minutes OFF |
Additional Specifications
| Insulator Material | Molded phenolic |
| Description | Yale YL 501270304 contactor solenoid provides 12VDC coil operation, rated up to 150A for electric lift trucks. Equivalent to White Rodgers type 501270304-ORG with brass terminal studs and copper alloy contacts. Intermittent duty cycle, compatible with Yale electric lift truck applications. |
Frequently Asked Questions
Q: What makes and models is this contactor compatible with?
A: The YL 501270304 is compatible with Yale electric lift trucks and pallet jacks including MCW020, MCW025, MCW030, MCW040, MSW020, MSW030, MSW040, MRW020, and MRW030.
Q: What materials are used to ensure durability?
A: The contactor features molded phenolic insulators, brass terminal studs, and copper alloy contacts to ensure reliable switching performance in demanding environments.
Q: How do I know if this is the right replacement part for my equipment?
A: Verify your equipment's electrical system and solenoid mounting dimensions before ordering. Cross-reference part numbers include yt501270304-org and 501270304-org.
Q: What is the duty cycle rating for this contactor?
A: The YL 501270304 is rated for intermittent duty cycle: 30 seconds on followed by 5 minutes off. Do not operate continuously beyond this cycle without allowing adequate cooling time between engagement periods.
Q: What is the difference between make and break ratings?
A: The make rating (150a) is the maximum current the solenoid can safely carry when closing contacts. The break rating (100a) is the maximum current it can safely interrupt. The break rating is lower because breaking a current-carrying circuit generates more heat in the contacts than closing an unpowered circuit.
Q: How long does this contactor typically last before failure?
A: Service life depends on switching frequency and load conditions. In intermittent duty use, expect 3–5 years of reliable operation. High-frequency switching, sustained overloads, or exposure to moisture will reduce lifespan. Monitor for wear-in of contact surfaces.