HONEYWELL EDA51 HONEYWELL Control Unit
Brand:HONEYWELL Model number:EDA51
Country of origin: United States Product weight:0.4kg
HS code:8517623990
Product Details:
Product Dimensions:
Honeywell Control Units serve as the central brain for regulating various systems, including HVAC (Heating, Ventilation, and Air Conditioning), industrial processes, fire safety, and security. They typically contain a microprocessor, memory, input/output terminals, and a user interface. These units are designed for reliability and precision, executing complex control logic to maintain desired setpoints and operational efficiency. The hardware is often housed in a durable casing suitable for its intended installation environment, ranging from residential walls to harsh industrial settings. Connectivity is a key feature, increasingly involving Wi-Fi, Ethernet, or specialized industrial protocols for integration into larger networks.
Input/Output: Varied analog and digital I/O channels for connecting sensors (temperature, pressure, flow) and actuators (valves, dampers, relays).
Power Supply: Typically low voltage (e.g., 24 VAC) for HVAC controls, or higher voltage (e.g., 120/240 VAC) for power switching and industrial applications.
Control Algorithm: Often utilizes Proportional-Integral-Derivative (PID) control for precise regulation, or advanced algorithms for specific applications like building optimization.
Interface: May feature a color touchscreen display, a simple digital display, or be non-display for remote control only.
Connectivity: Supports various communication protocols such as BACnet, Modbus, Ethernet IP, or proprietary wireless technologies like RedLINK.
Operating Range: Designed to function accurately across a specified ambient temperature and humidity range relevant to the application (e.g., 32°F to 120°F).
Certification: Units typically carry relevant safety and compliance certifications such as UL, CE, and FCC.
Honeywell Control Units are widely known for their robust reliability and longevity, which minimizes downtime and maintenance costs. They offer precise control, leading to significant energy savings by optimizing system performance and preventing unnecessary consumption. The user-friendly interfaces and intuitive mobile apps for many models make setup and daily operation simple for both users and technicians. Furthermore, Honeywell's control systems boast excellent integration capabilities, allowing them to connect seamlessly with broader building management systems (BMS) or industrial automation platforms. The company provides strong technical support and a global presence, ensuring accessibility and serviceability. Many modern units also include advanced cybersecurity features to protect against unauthorized access.
When installing or operating a Honeywell Control Unit, it is essential to follow the manufacturer's wiring diagrams precisely to avoid damage or electrical hazards. Always disconnect power before servicing the unit or its connected components. For network-connected or smart units, ensure the firmware is kept up to date to benefit from the latest security patches and features. Units must be installed within the specified operating temperature and humidity limits to ensure accurate readings and long-term function. Only use compatible sensors and components as specified in the product manual. In complex industrial settings, regular calibration checks are critical for maintaining control accuracy and safety compliance.
Honeywell Control Units are deployed across a vast spectrum of industries and settings:
Residential and Commercial Buildings: Used as thermostats for simple temperature control, or as sophisticated building management system (BMS) controllers to regulate HVAC, lighting, and access control across entire facilities.
Industrial Automation: They form the core of Distributed Control Systems (DCS) or Programmable Logic Controllers (PLCs) in manufacturing, chemical processing, and refining to manage complex, continuous operations like fluid flow, pressure, and chemical reactions.
Safety and Security: Employed as Fire Alarm Control Panels or Intrusion Detection Systems to monitor and manage emergency and security protocols.
Burner Management Systems (BMS): Specialized units ensure the safe and efficient ignition and monitoring of gas and oil-fired burners in boilers, furnaces, and ovens.
Data Centers: Used for precision cooling and humidity control to protect sensitive IT equipment.

We have the same series of models in stock. If you don't find the model you need, please contact us and we will provide you with an official quotation!
Honeywell 51403645-400
Honeywell 51403479-150
Honeywell 97332573-A01
Honeywell 51404391-375
Honeywell 51303932-471
Honeywell 900B16-0001
Honeywell BZ-2RW822-A2
Honeywell FFSRE60292
Honeywell V7-3E14E7-000-1
Honeywell EDA51
Colour:new Warranty: 12 months
Lead Time:3-day working day Price: Please contact us
Shipping Port: Xiamen, China Payment:T/T
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
Our service:

Fast delivery, and can be used with your express account.

Competitive Price

Free Shipping

One-year warranty