LiftMaster K74-502181 (Elite Q407) Motor Harness 1Hp

Replacement Wire Harness for LiftMaster 1HP Gate Operators

The Elite Q407 1 HP Motor Harness is a genuine replacement wire harness kit designed for LiftMaster SL3000 and CSW200 perimeter access systems. This harness provides reliable electrical connectivity between the 1HP motor and control components, ensuring stable power delivery and smooth gate operation. Engineered to meet factory specifications, it restores original performance and safety standards for your gate operator.

Key Features

• OEM Replacement Harness: Genuine Elite/LiftMaster component for exact fit and dependable function.
• Motor Compatibility: Designed for 1HP motors used in SL3000 and CSW200 models.
• Secure Connections: Factory-molded terminals and wire leads ensure strong, vibration-resistant contact.
• High-Temperature Wiring: Built to withstand prolonged use in demanding gate operator environments.
• Plug-and-Play Installation: Simplifies replacement and maintenance with direct-fit connectors.
• Cross-Referenced Part Numbers: Also known as LiftMaster K74-502181 and K74-50281.

Technical Specifications

• Part Number: Q407
• Motor Rating: 1HP
• Compatible Models: LiftMaster SL3000, CSW200
• Type: Motor wire harness kit
• Equivalent Parts: K74-502181, K74-50281
• Application: Electrical connection between motor and control board

Conclusion

The Elite Q407 1 HP Motor Harness is the recommended OEM solution for restoring proper electrical connectivity in LiftMaster SL3000 and CSW200 systems. Designed for long-term reliability and easy installation, it ensures consistent motor performance and compliance with factory wiring standards.