Komatsu 150A 24VDC DC Contactor
KO 3WB-47-A1530
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Compatibility
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Product Description
Komatsu KO 3WB-47-A1530 is a 150A, 24VDC EV100 series DC contactor designed for electric lift truck control systems. The unit features SPNO auxiliary contacts, 0.500 inch tips, and copper alloy contact construction for heavy-duty DC applications. Fully interchangeable with GE EV100 assemblies and compatible with Komatsu OEM equipment. Key cross-reference equivalents: LP 375-7100-GE, MT 9712402600, MT 97C5701100, PM 7692-00.
Specifications
Part Numbers & Compatibility
| Make | Komatsu |
| Part Number | KO 3WB-47-A1530 |
| Cross-Reference Part Numbers | LP 375-7100-GE; MT 9712402600; MT 97C5701100; PM 7692-00 |
Electrical Specifications
| Continuous Current Rating | 150 amperes (A) nominal, DC service |
| Rated Voltage | 24VDC coil |
| Pick-up Voltage | 18VDC minimum, 24VDC nominal |
| Drop-out Voltage | 12VDC maximum |
| Electrical Life | Minimum 20,000 cycles at full rated current |
Wheel Dimensions
| Contact Tip Dimension | 0.500 inch contact tips |
Additional Specifications
| Mounting Hole Pattern | 2.0 inch center-to-center, slotted holes for 1/4 inch hardware |
| Base Material | Phenolic resin insulated base |
| Supersedes/Replaces | Supersedes Komatsu 3WB-47-A1540 (variant 150A, 24V EV100) |
| Mechanical Endurance | Minimum 500,000 operating cycles at rated load |
Frequently Asked Questions
Q: What makes and models is the KO 3WB-47-A1530 compatible with?
A: The KO 3WB-47-A1530 is designed for Komatsu equipment. While it may fit some 24vdc ev100 systems from other manufacturers, confirm your equipment model and electrical specifications before ordering.
Q: What materials are used in the construction of the KO 3WB-47-A1530?
A: The KO 3WB-47-A1530 features copper alloy contact construction, which provides excellent conductivity and wear resistance in continuous duty applications.
Q: How do I know if the KO 3WB-47-A1530 is the right replacement part for my equipment?
A: Verify your equipment model and electrical specifications to ensure compatibility. The KO 3WB-47-A1530 is fully interchangeable with ge ev100 assemblies and has cross-reference equivalents listed for additional confirmation.
Q: Does the KO 3WB-47-A1530 replace any previous part numbers?
A: Yes, the KO 3WB-47-A1530 supersedes the Komatsu 3wb-47-a1540 variant. Confirm your equipment to ensure compatibility with the newer part before ordering.
Q: What are the cross-reference part numbers for the KO 3WB-47-A1530?
A: Cross-reference equivalents include lp 375-7100-ge, mt 9712402600, mt 97c5701100, and pm 7692-00. The KO 3WB-47-A1530 is fully interchangeable with ge ev100 assemblies.