Weil-McLain 510312167 Transformer-Relay, CGM Boilers, CE Boilers, CGa Boilers, CGx Boilers, HE Boilers, VHE Boilers

Weil-McLain 510312167 Transformer with Relay – Dependable Power for Boiler Systems

The Weil-McLain 510312167 Transformer with Relay provides stable low-voltage control power for hydronic heating systems. Designed for use in Weil-McLain boilers, it converts 120V line input to 24V secondary output, delivering consistent performance in demanding field conditions.

Professional Application

This transformer and relay assembly is engineered for integration into boiler control circuits, ensuring reliable operation of ignition systems, zone valves, and relays. Its compact design and proven durability make it a trusted component for both new installations and service replacements.

Key Features

• Primary Input: 120 VAC
• Secondary Output: 24 VAC
• Power Rating: 40 VA
• Factory-Matched: Designed specifically for Weil-McLain heating equipment
• Durable Housing: Built for mechanical room conditions and extended service life

Technical Specifications

• Model: 510312167
• Application: Boiler transformer with relay
• Voltage: 120V primary / 24V secondary
• Capacity: 40 VA
• Mounting: Compact, field-replaceable unit

Installation Guidance

Although designed for straightforward installation, this component should be installed by licensed HVAC or plumbing professionals to ensure code compliance and safe operation. Proper wiring practices, secure mounting, and voltage testing are required for correct function.

Recommended Tools:

• Screwdriver set
• Wire strippers
• Multimeter for verification

Contractor Notes

For Professionals: This transformer assembly provides a factory-approved replacement part that meets Weil-McLain specifications, reducing installation time and ensuring compatibility. Its 40 VA rating supports multiple low-voltage loads commonly found in hydronic systems.

For Skilled Installers: While manageable with standard tools, attention to proper wiring and grounding is essential. Confirm compatibility with the specific boiler model before installation.

Summary

The Weil-McLain 510312167 Transformer with Relay delivers reliable, contractor-grade performance for boiler control systems. With its proven durability, matched specifications, and ease of installation, it ensures safe and efficient operation across a wide range of hydronic heating applications.