The Electro Store
 

Transformers / Variacs

 
 
115V/230V Isolation Transformers, 250VA, Stancor model GISD-250
$32.95
Stancor model GISD-250 115V/230V isolation transformers, 1500V RMS test voltage, rated 250VA. These transformers are new/old stock and are all in new or very good condition. They were stored in a sheltered outdoor location for an extended period and some have very slight surface corrosion but are otherwise in new condition. Details for the GISD250 transformer are available here. Approximate dimensions: 4"x5"x5", about 10lbs.
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68-12 - Transformer 68V 12A or 34V 24A output, 115VAC input (Signal Transformer)
$119.00
Signal Transformer model 68-12 transformer, rated for 68V 12A or 34V 24A output and 105/115/125V input. New/Surplus. To view a full specification sheet (PDF), click here (this transformer is listed on page 3/3). These are heavy - about 30 lbs each.
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9070T3000D2 - 240/480V to 24V, 3kVA Industrial Control Transformer (Square D)
$1,250.00
Square D / Schneider Electric transformer model 9070T3000D2. New/Surplus. Primary: 240/480VAC 50/60Hz, Secondary, 24VAC, 3kVA.
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IT100-1E - 100kV 1kVA High-Voltage Isolation Transformer 115V In - 115V Out (Hipotronics)
$1,350.00
Hipotronics part number IT100-1E high-voltage isolation transformer. Rated for 100kV negative isolation (due to differences in corona behavior, positive rating is lower), 1kVA, 115V input - 115 output. Used - high-voltage tested to 40kV. To view a full specification sheet (PDF), click here
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IT100-5E-C-AB-L - 100kV 5kVA High-Voltage Isolation Transformer 208V In - 115/220V Out (Hipotronics) - New/Surplus
$4,750.00
Hipotronics part number IT100-5E-C-AB-L high-voltage isolation transformer. New/Surplus. We also have used/discounted units available here. Rated for 100kV negative isolation (due to differences in corona behavior, positive rating is lower), 5kVA, 208V input - 115/220V output. To view a full specification sheet (PDF), click here (we are unsure what the suffix 'L' means). This item must be shipped via freight carrier. Before ordering, please email or call us for a freight quote. Approximate weight: 200lbs.
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IT100-5E-C-AB-L-hipotronics-used-1-s.jpg IT100-5E-C-AB-L - 100kV 5kVA High-Voltage Isolation Transformer 208V In - 115/220V Out (Hipotronics) - Used
$2,750.00
Hipotronics part number IT100-5E-C-AB-L high-voltage isolation transformer. Used, as pictured, units have minor cosmetic scratches. We also have new units available here. Rated for 100kV negative isolation (due to differences in corona behavior, positive rating is lower), 5kVA, 208V input - 115/220V output. To view a full specification sheet (PDF), click here (we are unsure what the suffix 'L' means). This item must be shipped via freight carrier. Before ordering, please email or call us for a freight quote. Approximate weight: 200lbs.
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SI-11422 / 8674962 - High-Voltage Isolation Transformer (Stangenes Industries)
$275.00
Stangenes Industries model SI-11422 / 8674962 high-voltage isolation transformer. Used. Primary: 120V 50/60Hz, Secondary 1: 7.2V, 3.5A, Secondary 2: 120V 0.15A. Rated for at least 15KVDC isolation between primary / secondaries (units do not have isolation rating printed on label, but were removed from working 15kVDC systems).
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si-4780-stangenes-new-1-s.jpg SI-4780 - Isolation Transformer (Stangenes)
Please inquire for pricing.
Stangenes model SI-4780 / Siemens model 5648746 Isolation Transformer. New/Surplus. 300V 1:1 720pps. 16kVDC Isolation.