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Electric Variable Transformers

The average price for current category was $154.93 last month.

There are 2399 ads in this category.

Matheson Scientific 120V 140V Powerstat Variable Auto Transformer 3PN 751 Variac

Matheson scientific 120v 140v powerstat variable auto transformer 3pn 751 variac

  • Hudson, Indiana, United States
  • Jan 29th
It has dimensions of 7 x 6 x 5 inches. The Matheson Scientific 120V 140V Powerstat Variable Auto Transformer 3PN 751 Variac is a reliable device that functions well.
VARIAC W20G2M Autotransformer, General Radio, 240V/20A/Single Phase

Variac w20g2m autotransformer, general radio, 240v/20a/single phase

  • Pittsburgh, Pennsylvania, United States
  • Jan 29th
VARIAC Adjustable Autotransformer by General Radio Company Type: W20G2M
Variable Transformers OHMITE VARIAC Special # 49505a 208V input 260V out 7.5 Amp

Variable transformers ohmite variac special # 49505a 208v input 260v out 7.5 amp

  • Palatine, Illinois, United States
  • Jan 29th
OHMITE VARIAC Special Number 49505a Variable Transformers Used Two pieces. I believe they wire together. (I could be wrong.) First 6 pics are of one.
Superior Powerstat 226 3PN226 0-240V Single-Phase 2.1kVA Variable Transformer

Superior powerstat 226 3pn226 0-240v single-phase 2.1kva variable transformer

  • Milpitas, California, United States
  • Jan 29th
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STACO Type 171 variable autotransformer

Staco type 171 variable autotransformer

  • Seaside, Oregon, United States
  • Jan 29th
New, old stock. 115 volts AC. Thanks for looking, thanks for bidding.
Vintage General Radio Variac 120V in, 0-140V out 18A with Dial & Knob Tests Good

Vintage general radio variac 120v in, 0-140v out 18a with dial & knob tests good

  • Rochelle Park, New Jersey, United States
  • Jan 29th
Vintage General Radio Variac 120V input, 0-140V output, with dial and handwheel type knob Tests Good. Very smooth operation. Weight 30 lbs.
Most Unusual Variac 5 Volt To 0-6.3 Volts

Most unusual variac 5 volt to 0-6.3 volts

  • Goldsboro, North Carolina, United States
  • Jan 29th
I have never seen one like this. Use this on a 5 volt supply to create 0 to 6.3 volts. Looks unused. 
Powerstar Variac Adjustable Transformer

Powerstar variac adjustable transformer

  • Antioch, California, United States
  • Jan 29th
Estate Sale find. Works when plugged in. Variable transformers offer versatility and reliability required for so many of today's voltage control applications in both industrial and laboratory environments.
SUPERIOR 236 240 V @ 9 A POWERSTAT

Superior 236 240 v @ 9 a powerstat

  • Cheswick, Pennsylvania, United States
  • Jan 29th
This is a used powerstat variable autotransformer. Type 236. 240 volts single phase 9amp.
One Herald Electric Co Voltage Regulator (Variac Type) Model T-47A

One herald electric co voltage regulator (variac type) model t-47a

  • Westwood, Massachusetts, United States
  • Jan 29th
One Vintage Herald Electric Co Voltage Regulator (Variac Type) Model T-47A adjustable autotransformer. The primary is rated for 120V and a secondary from 0 to ~130V @ 5.0 Amps (fused). Two prong plug.
Vintage Standard Electric Adjust-A-volt

Vintage standard electric adjust-a-volt

  • Ormond Beach, Florida, United States
  • Jan 29th
Standard electric adjust a volt. The light comes on and the fuse is good so assuming it works but not tested. Very neat green industrial type item that would make a great decoration or probably could be used.
Superior Electric Powerstat 117U Variable Transformer Variac 0-120V, 12A Nice!!

Superior electric powerstat 117u variable transformer variac 0-120v, 12a nice!!

  • Springfield, Vermont, United States
  • Jan 29th

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