UNITED TECHNOLOGIES CARRIER HK-50AA-004 PLC MODULE

Description:

The United Technologies Carrier HK-50AA-004 PLC Module is an electronic control processor module used in commercial HVAC and building automation systems to execute control logic, monitor equipment operation, and manage communication between field devices and control networks. Commonly installed in Carrier air handling units, rooftop HVAC systems, chillers, and building management systems requiring reliable programmable control and automation functions. Maintenance technicians, HVAC service providers, and building automation integrators use this module for replacement, retrofit, repair, and refurbishment of existing control systems.

Applications:

The United Technologies Carrier HK-50AA-004 PLC Module is designed for commercial HVAC equipment, building automation systems, energy management platforms, air handling equipment, central plant controls, and industrial climate control applications. The module functions as a central processing unit for monitoring sensors, controlling outputs, managing alarms, and coordinating heating, cooling, ventilation, and equipment protection functions within Carrier control architectures.

Technical Specifications:

• Brand: United Technologies Carrier
• Part Number: HK-50AA-004
• Alternate Part Number: HK50AA004
• Product Type: PLC Module
• Module Type: Programmable Logic Controller Processor Module
• Application: Commercial HVAC and Building Automation Systems
• Function: Equipment Control, Monitoring, and Logic Processing
• Compatible with Carrier HVAC Control Platforms
• Supports Building Management System Integration
• Designed for Air Handlers, Chillers, and Rooftop Units
• Provides Centralized HVAC Equipment Management
• Assembly Type: Printed Circuit Board (PCB) Module
• Intended for OEM Equipment and Replacement Installations
• Suitable for Maintenance, Retrofit, and Repair Applications
• Engineered for Continuous-Duty Commercial HVAC Operation
• Used in Climate Control and Energy Management Systems

Common Replacements:

• Carrier HK50AA003 PLC Module
• Carrier HK50AA006 Control Processor Module
• Carrier CEPL130530-01 PLC Processor Module