Transformers should be inspected at least once a year to ensure they are operating efficiently. For liquid-filled transformers, oil levels should be checked regularly to avoid overheating and potential damage.

Energy-efficient transformers reduce energy losses during voltage conversion, resulting in lower energy consumption and reduced electricity bills. Over time, the savings from these transformers can significantly offset their initial investment.

Yes, transformers can be custom-built to meet specific voltage and power requirements for residential, commercial, and industrial applications. Custom transformers are often designed to handle unique operational environments or specialized equipment.

Transformers generally have a lifespan of 20 to 50 years, depending on their type, usage, and maintenance schedule. Regular inspections and maintenance can extend the lifespan and prevent costly breakdowns.

The correct transformer depends on factors such as power capacity, voltage, application, and environment. For industrial settings, high-voltage, liquid-filled transformers may be required, while residential areas often use pole-mounted or pad-mounted transformers.

Yes, transformers must meet specific federal energy efficiency standards aimed at reducing energy losses. Energy-efficient transformers can lower operational costs and are often eligible for rebates and tax incentives.