
MC4002-BC Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1530.00 | Condition is New – Open box, Bard MC4002-BC Lead-Lag Controller FNIP, shipping cost = $24.10 | 99.8% |
![]() | $1950.00 | Condition is New – Open box, Bard MC4002-BC Solid State Lead Lag Controller w Enhanced Alarm & Ethernet Board, shipping cost = $7.60 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $379.99 | Top Pick! Condition is New, Bard HVAC MC4002 Dual AC Lead/Lag Control (No Alarm Board) NOS, shipping cost = $8.56 | 100.0% |
![]() | $1850.44 | Condition is New, Bard HVAC MC4002-BC CNTRL W/ENHANCED ALARM & BOARD, FREE SHIPPING | 98.6% |
![]() | $1860.72 | Top Pick! Condition is New, Bard MC4002-BC Control W/Enhanced Alarm & Board HVAC System, FREE SHIPPING | ![]() |

The Bard Precision MC4002-BC Lead-Lag Controller from FNI Products is an advanced automation solution designed to provide precise control over processes that require a time delay or phase shift between input and output signals. This versatile controller is suitable for various applications in industries such as manufacturing, power generation, water and wastewater treatment, and HVAC.
The MC4002-BC Lead-Lag Controller comes with two independent channels, each capable of handling inputs and outputs in the voltage or current range. It features adjustable proportional, integral, and derivative (PID) control functions, enabling fine-tuning of the process response to meet specific application requirements. The lead-lag functionality allows for adjustable time delays or phase shifts between the input and output signals, ensuring optimal process synchronization and stability.
One of the standout features of the Bard MC4002-BC is its user-friendly interface. The controller boasts a large, backlit LCD display that provides clear and concise process information, including setpoint values, current output values, and alarms. The intuitive keypad layout simplifies navigation through the controller's menus, allowing for quick and efficient parameter adjustments.
The MC4002-BC Lead-Lag Controller is designed for easy integration into various control systems. It offers multiple communication protocols, including RS-232, RS-485, and Modbus TCP/RTU, enabling seamless data exchange with other control devices and software applications. The controller also features built-in relay outputs, which can be used for various applications such as alarm notifications or actuator control.
The Bard MC4002-BC Lead-Lag Controller is built to withstand the rigors of industrial applications. The controller housing is constructed from robust materials and is designed to be resistant to harsh environments, ensuring reliable operation even in demanding conditions. The controller also features overvoltage, undervoltage, and overcurrent protection, safeguarding against potential damage caused by power surges or electrical faults.
In conclusion, the Bard Precision MC4002-BC Lead-Lag Controller from FNI Products is a powerful and versatile automation solution that offers precise control over lead-lag applications. Its user-friendly interface, adjustable PID control functions, and robust construction make it an ideal choice for a wide range of industries and applications. With its multiple communication protocols and built-in relay outputs, the MC4002-BC seamlessly integrates into various control systems, ensuring optimal process synchronization and stability.
The BARTEC MCC 4002-BC Lead-Lag Controller is a popular choice for process control applications that require a lead-lag response. Here are some pros and cons that can help you make an informed decision about purchasing this controller:
Pros:1. Versatile: The MCC 4002-BC can be used in various process control applications, including temperature, pressure, flow, and level control.
2. Advanced Functionality: It offers advanced features such as lead-lag control, cascade control, and proportional-integral-derivative (PID) control.
3. Robust: It is designed to operate in harsh industrial environments and can withstand high temperatures, humidity, and vibrations.
4. Easy to Use: The controller has a user-friendly interface and is easy to program using the FNIp software.
5. Reliable: BARTEC is a reputable company with a long history of producing high-quality process control equipment.
Cons:1. Expensive: The MCC 4002-BC is more expensive than some other controllers on the market.
2. Complex: The advanced features and functionality may be more than what some users need, making the controller more complex than necessary.
3. Limited Connectivity: The controller has limited connectivity options, and users may need to purchase additional modules to connect to other devices or networks.
Conclusion:The BARTEC MCC 4002-BC Lead-Lag Controller is a high-performance, versatile, and reliable option for process control applications that require advanced functionality such as lead-lag control. Its user-friendly interface and robust design make it a popular choice among industrial users. However, its higher cost and limited connectivity options may be a drawback for some.
Recommendation:If you require advanced process control functionality, such as lead-lag control, and are willing to invest in a high-performance controller, the BARTEC MCC 4002-BC is a great option. However, if you have simpler control requirements or a limited budget, you may want to consider other, more affordable controllers. Ultimately, the decision should be based on your specific process control needs and budget.
Details:
2-year MRI shield protection plan included. Material: steel. Bard MC4002-BC lead-lag controller solid state dual unit lead/lag controller for hvac systems with enhanced alarm capabilities and improved operating board.specifications series: mc4002 series. A new, unused item with no signs of wear.
Special instructions. Most items are in stock when they listed. The item may be missing the original packaging. The product must be the original item shipped, with matching serial numbers if applicable.
Manufacturer part number: MC4002-BC. Bard MC4002-BC lead-lag controller manufactured by Bard.
specifications faclighting:
- brand: Bard
- mpn: Mc4002-bc
- part type: Controller
offer faclighting:
- best offers: true
- prices: $379.99–$1950.00
- item condition:
- New – Open box
- New
- started: october 18, 2025
- sold #: 15
- availability: in stock
- options: ship-to-home
- in stock #: 5
payments faclighting:
- credit card: discover
- wallet: apple-pay
- other
shipping faclighting:
- carrier: usps, ups
- type: calculated
- service: usps ground advantage, usps priority mail, ups ground, ups next day air
- class: standard, expedited, one-day
- transit: 6-13 days
returns faclighting:
- paid by: buyer
- policy: returns accepted
- method: money back
- time: 30 days
seller faclighting:
- rating: 99.1%
- # reviews: 15765
- city: mount sterling, kentucky
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting





