Product Description
CAT Caterpillar CT572-24 contactor is a 24VDC power contactor used in electric lift truck applications. It is designed as an OEM replacement for circuit control assemblies on CAT Caterpillar electric trucks.
Specifications
Electrical
| Coil Voltage | 24VDC nominal |
| Contactor Type | Normally open, power contactor |
Part Numbers
| OEM Part Number | CT572-24 |
Frequently Asked Questions
Q: What is the CT572-24 contactor and which equipment does it fit?
A: The CT572-24 is an OEM replacement 24VDC power contactor designed for CAT Caterpillar electric lift trucks and pallet jacks. It controls circuit power to the lift and drive motors in electric material handling equipment. Verify your truck serial number falls within the compatible range before ordering.
Q: What is the coil voltage specification for the CT572-24?
A: The CT572-24 has a nominal coil voltage of 24VDC. This matches standard electric lift truck control systems. Do not use this contactor on higher voltage systems without verification of your circuit design.
Q: Is the CT572-24 a normally open or normally closed contactor?
A: The CT572-24 is a normally open power contactor. When de-energized, the contacts remain open and no power flows. When the control circuit activates the coil, contacts close to complete the power circuit.
Q: What connector type does the CT572-24 use?
A: Verify the connector type matches your truck wiring harness before ordering. Different CAT Caterpillar model years and serial ranges may use different connector configurations. Cross-reference your equipment documentation with the CT572-24 connector specification.
Q: What signs indicate the CT572-24 contactor has failed?
A: Symptoms include complete loss of lift power, failure to respond to control input, intermittent power delivery, or audible humming from the contactor without motor engagement. Burnt or pitted contact surfaces visible through inspection indicate internal damage. Field testing with a multimeter confirms open or stuck contacts.
Q: Can the CT572-24 be cross-referenced to other brands?
A: The CT572-24 is a CAT Caterpillar OEM part number. No published cross-reference or supersession numbers are available from the manufacturer. If you need a contactor for a different brand electric lift truck, specify your equipment OEM and model to find the equivalent replacement.