Weil-McLain 383500658 Ultra U-Control Module, Ultra Commercial Boilers, Ultra Gas Boilers
1 Available At All US Supply Locations

Precision Control – Weil-McLain Ultra U-Control Module for Reliable Boiler Operation
The Weil-McLain Ultra U-Control Module is engineered to provide accurate and dependable control over Ultra Series boilers. This replacement module restores full system functionality, ensuring consistent performance and efficiency for demanding residential and commercial heating applications.
Built with advanced electronic control features, the U-Control Module manages boiler operation with precision, helping maintain safe operation, reduce energy waste, and extend system service life. Its compact and durable design makes it a trusted solution for contractors servicing Weil-McLain equipment.
Advantages of the Weil-McLain Ultra U-Control Module
- Reliable Performance: Designed for continuous duty in demanding boiler applications.
- Optimized Energy Use: Controls boiler function for efficient heating output and reduced fuel costs.
- Factory-Matched Compatibility: Specifically built for Weil-McLain Ultra Series boilers for seamless integration.
- Compact Footprint: Easy to install in tight mechanical rooms without added modifications.
- Non-CSD-1 Compliant: Suitable for systems not requiring CSD-1 controls.
Technical Specifications
- Model: Ultra U-Control Module
- Compatible Boilers: Weil-McLain Ultra Series
- Power Input: Standard line voltage
- Construction: Electronic control assembly with protective housing
- Design: Compact and lightweight for simplified installation
Installation Guidelines
Although the module is straightforward to replace, installation requires knowledge of boiler wiring, system calibration, and safety standards. Weil-McLain recommends that this component be installed by a licensed HVAC or plumbing professional to ensure compliance with local codes and optimal boiler performance.
Contractor and Field Benefits
For Contractors: The Ultra U-Control Module offers a direct replacement solution that minimizes downtime and restores full operational control. It is built to the same specifications as original factory equipment, ensuring reliability in the field.
For Facility Maintenance: Provides an immediate solution for failed or malfunctioning controls, protecting heating system integrity and preventing service interruptions.
Key Features
- Precision Control: Manages boiler operation with consistent accuracy.
- Durable Build: Engineered for long service life under daily use.
- Clear Installation Documentation: Includes factory replacement instructions for guidance.
- System Compatibility: Works seamlessly with Weil-McLain Ultra Series boilers.
Ensure reliable boiler performance with the Weil-McLain Ultra U-Control Module. Built for accuracy, durability, and seamless integration, this control module is the contractor’s solution for restoring efficiency and extending system life.
Specifications
| Weight | 2.000000 |
|---|---|
| Length (inches) | 9.5 |
| Width (inches) | 9 |
| Height (inches) | 4 |
| Item Type | Boiler Parts |
| Brand | Weil McLain |
| Manufacturer | Weil McLain |
| MPN | 383500658 |
| Sub Type | Ultra U-Control Module |
| Item Returns | This item can be returned |
