In this week’s box: Switching Relay ⚡ In the ultimate hands-on experience, these trade pros had to guess what item was in the box using only their hands. Tune in each week to see how each trademaster did at guessing! 🤔📦 Are you a professional in the skilled trades? Join our TradeMaster Program! 🧢 Membership is free and includes access to dedicated customer service channels, free shipping, and lower prices! Click the link in our bio to learn more! #trademastersguesswhatsinthebox #supplyhouse #

I show the internal components of a general purpose relay to describe how it works! . . . #hvac #hvacr #hvacservice #hvactechnician #hvactech #relay #relayswitch #generalpurpose #hvactool #components #hvactools #techniciansoftiktok #trainingvideos #toolvideo #GeneralPurposeRelay | AC Service Tech LLC