Certified Industrial Services You Can Trust

Transformer Repair & Life-Extension Services

Delta Electric offers certified repair services that restore the mechanical, dielectric, and operational integrity of distribution transformers. These services improve lifespan and help reduce replacement costs.

Our Repair Capabilities Include:

• Coil repair & rewinding

• Oil change (insulating oil replacement)

• Hardware inspection & replacement

• Accessories maintenance

• Cabinet integrity restoration

• Bushing inspection & repair

• General painting & corrosion protection

• Routine electrical testing

Maintenance & Restoration of Industrial Electrical Enclosures

Delta manufactures and maintains a wide variety of electrical enclosures that serve metering, measurement, control, and distribution functions.

Supported Cabinet Types:

• General-Purpose Cabinets (NEMA 1 / 3R / 4 / 4X)

• Metering Cabinets (2–3 doors)

• Pulse Cabinets (1 door)

Applicable Cabinet Services:

• Structural repairs and reinforcement

• Door, hinge, and locking mechanism restoration

• Anti-corrosion treatments and repainting

• Inspection and servicing of internal connections

• Sealing and environmental protection improvements

Manufacturing & Support for Industrial Switchboards

Delta Electric designs and manufactures industrial switchboards developed for industrial and commercial applications.

Panel / Switchboard Capabilities:

• Fabrication of distribution and control panels

• Integration of breakers, meters, relays, and accessories

• Custom enclosures for indoor and outdoor installations

• Compliance with national and international standards

​

ISO-Certified Manufacturing for High-Performance Electrical Equipment

Delta Electric manufactures equipment under certified processes that ensure long-term reliability and compatibility with industrial, commercial, and utility requirements.
 

Manufacturing Categories:

• Pad-Mounted, Substation, Station-Type & Dry-Type Transformers

• General-Purpose, Metering, Pulse & Custom Electrical Cabinets

• Industrial Panels & Switchboards (Tableros)

Manufacturing Support Services:

• Capacity configuration (kVA ratings & voltage classes)

• Winding selection

• Tank/custom enclosure specification

• Engineering consultation for custom builds

Engineering Assistance for Correct Specification & Compliance

Although not listed as a “service” directly, the documentation highlights engineering guidance, configuration, and certified processes—so this block reflects what is strictly stated.

​

Advisory Services Include:

• Assistance defining capacity, voltage & equipment configuration

• Support interpreting project requirements

• Compliance alignment with NMX, NOM, ANCE & IEEE standards

• Specification review to ensure equipment suitability