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Since 1972
Protection Doesn't Cost ... It Pays ! . .. Ancient Abyssinian Proverb

Adjustable Voltage -- When You Want It -- Where You Want It
VARIAC <> VARIABLE VOLTAGE autoTRANSFORMER

Model VTP-600 ...... ..... Model VTP-300	Precise, continuous voltage control Autotransformer design gives voltage boost 60 Hz and 50/60 Hz Models available Bench-Top and Panel-Mount Model Motorized Model can be factory ordered 120 Volt and 240 Volt Models Now Available !  400 Hz Variac ... See 'em Here Check Out ... 3-Phase Variable Transformers
Panel Mount Models 120 Volt Models 240 Volt Models	Most Panel Mount units are available with Motor Drives
Check Out Our Variable Transformer  Winter Sale Specials	Check Out Our Variable Transformer  Winter Sale Specials

The variable Transformer, often generically referred to as "Variac", is widely used when adjustable voltages are required for quality control testing, electronic equipment burn-in, life-tests, low voltage performance evaluation, D.C. rectifier/regulator analysis or other engineering and manufacturing applications.

Check out our Variac / Variable Transformer Application Notes

Printer Friendly Variable Transformer pages

Bench Top units, employing a AC power line cord and electrical outlet, can be conveniently moved within the engineering laboratory or equipment service area to provide adjustable voltage.

Panel mount units are often incorporated into test equipment or permanent installations.

Panel Mount Variacs / Variable Transformers are utilized in permanent installations and equipment when operational or performance points need to be varied.  Panel Mount variacs are mounted both on external panels for operational accessibility and internally for system setup adjustments. 

Pricing for Panel Mount Variable Transformers

Printer Friendly Variable Transformer pages

Don't Miss Winter Sale - - Big Discounts on Several Popular Variable Transformer Models

Prefer Fax or e-mail ? ........ Print out Order Form

Panel Mount Models - - 60 Hertz only
For hardwired, permanent installation

Prefer Fax or e-mail ? ........ Print out Order Form

New !! Meter Options for Panel Mount Variable Transformers

400 Hz Variacs - -
contact Electronic Specialists to discuss requirements and availability
delivery time is usually 3 to 6 weeks After Receipt of Order
View details on available 400 Hz Variac models

Three-Phase Models - -

We have cataloged the most popular of our 3-Phase Variable Transformers . . See them Here

Contact Electronic Specialists to discuss requirements and availability
delivery time is usually 4 to 6 weeks After Receipt of Order and Payment
Payment in full required at time of order, as these are Specially Constructed

Motorized Models - -
contact Electronic Specialists to discuss requirements and availability
delivery time is usually 4 to 6 weeks After Receipt of Order and Payment
Payment in full required at time of order, as these are Specially Constructed

Check Out Electronic Specialists Variac controlled voltage regulator and isolation transformer
Have a look at our Precision, Variac Voltage Regulator  packages
New ! Stepper Motor Variac Regulator Controller

FREE Variac / Variable Transformer Tutorial More Insight on Variable Transformers & Applications

View our 400 Hz Variac units

Some Engineering, Test and Maintenance facilities require Variable Transformers capable of handling 50, 60 and 400 Hz power.  Link to Multi-Frequency Variable Transformers to check out available units.

Variac is a Registered Trademark of Power Designs / Variac 

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Electronic Specialists regularly supplies Regulation, Suppression and Protection Products
for 100, 110, 115, 117, 120, 125/250, 120/208, 220/380, 277/480 Volts
single, dual and 3-phase systems

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Industrial Electronics - - - - - -  Friend or Foe ??
We reveal why your Hi Tech Stuff sometimes becomes downright unfriendly --
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