Air conditioning transformers are essential components for proper system function. They power the thermostat and regulate the current sent to it. That’s essential because a current that’s too high ...

Solid-state ac supplies replace motor-generator and tap-changing transformers to offer the same tests at the push of a button • Solid-state ac-power sources combine the variable-frequency and ...

Maybe I'm describing a unicorn device here but I have a bunch of devices that run off DC-in of various voltages, and take a barrel jack connector for power. They all have their own wall warts but I've ...

Replacing or buying a new central air conditioning system can be a huge expense, so you’ll want to get it right. To peg down systems that are likely to last, we measure and track the reliability of ...

AcuAMP® Solid Core current transformers from AutomationDirect are instrumentation grade (commercial class) and provide a very cost-effective means of measuring primary current. Two different window ...