Carrier CEPL130415-03 EXV Circuit Board For Refrigeration Unit

Product Overview
The Electronic Expansion Valve (EXV) Control Board is designed for precise refrigerant flow

regulation in evaporator systems. It ensures optimal performance by driving both unipolar

and bipolar stepper motors through a universal connector, providing flexibility for various HVAC

and refrigeration applications.

Key Features & Specifications

Motor Compatibility: Supports unipolar (standard) and bipolar stepper motors for broad system

adaptability.

Step Resolution: Configurable from 30 to 1500 steps, ensuring smooth and precise valve

positioning.

Retrofit Capability: Seamlessly integrates with legacy systems, including Pro-Dialog 1, 2, and

3-phase units equipped with Mueller Brass EXVs.

Power Output: Delivers 12V @ 0.5A per coil, providing reliable motor control.

High-Speed Stepping: Maintains a minimum step rate of 200 steps per second (unipolar or bipolar),

ensuring rapid and accurate response.

Benefits
✔ Enhanced System Efficiency – Optimizes refrigerant flow for improved cooling performance.
✔ Universal Compatibility – Works with both older and modern EXV systems, reducing upgrade costs.
✔ Precision Control – High step resolution enables fine-tuned adjustments for optimal operation.
✔ Reliable Power Handling – Robust 12V/0.5A output ensures stable motor performance.

Ideal for HVAC service, retrofits, and OEM replacements, this EXV control board ensures long-term reliability and peak system efficiency.