A Day Of Remembrance

On Friday October 30th, 2020 TSTM, Inc. will be closed for a day of rest and reflection.

A Swiss Army Knife of Voltage Transformers

Our PowerPuck gives you the choice of voltage output making it the right choice for many applications.

When You're Smiling...The Whole World Smiles With You!

When your operation reduces 480v metering voltage to safer, more manageable levels, all kinds of wonderful things happen.

We Can Hunker Down. But We Can't Go Dark!

Safety - and the elimination of unnecessary risk to workers - has always been TSTM's mission.

Welcome Mcavoy & Markham

TSTM welcomes Mcavoy & Markham Engineering & Sales to our growing family of highly knowledgeable agents.

Cool Season - Warm Welcome...

John Pollard Returns as Director of Technical Operations. A Veteran of the USAF, John worked in Avionics on the F-15 Eagle.

Transformer-rated Meters in a Self-contained Socket?

Yep. You can go low-voltage in your self-contained sockets with meter adapters from TSTM.

HELLO Lower Michigan!

TSTM welcomes Synergy Systems, Inc. of Saint Clair Shores, MI to our growing family of highly knowledgeable manufacturer’s representatives.

The cigarette's lit, but nobody's home

Ka-blewie! Gone in a flash. There's an obvious reason why gas pumps say, "No Smoking." It's bad—dumb—practice

Pick a voltage. Any voltage.

We've extolled the virtues of the TSTM PowerPuckTM here before. Many "got it" right away—essentially those who were in desperate need of safe lower voltages from 480 right away. But think it through a moment
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