Autotransformers

An autotransformer, also known as a step-down transformer, is an electrical transformer with only one winding. The winding has at least 3 taps where electrical connections are made. Autotransformers have the benefit of being small, light and cheap compared to dual-winding transformers.

Autotransformers are used to step up or step down voltages in the 110V-115V-120V range and 220V-230V-240...

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RS PRO 100VA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
RS PRO 100VA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
Lisada osade nimekirja
RS tootekood: 504-183Bränd: RS PRO

€ 150,04

€ 150,04 tk (ilma käibemaksuta)

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1€ 150,04
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RS Pro
220 V ac, 230 V ac, 240 V ac
115V ac
100VA
Enclosed
Chassis Mount, Floor Standing, Wall Mount
-
-
65mm
115mm
65 x 115 x 78mm
78mm
EN 61558
0.934
-
-
RS PRO 250VA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
RS PRO 250VA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
Lisada osade nimekirja
RS tootekood: 504-199Bränd: RS PRO

€ 225,68

€ 225,68 tk (ilma käibemaksuta)

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1€ 225,68
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RS Pro
220 V ac, 230 V ac, 240 V ac
115V ac
250VA
Enclosed
Chassis Mount, Floor Standing, Wall Mount
-
-
81mm
136mm
81 x 136 x 100mm
100mm
EN 61558
0.947
-
-
RS PRO 500VA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
RS PRO 500VA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
Lisada osade nimekirja
RS tootekood: 504-195Bränd: RS PRO

€ 312,48

€ 312,48 tk (ilma käibemaksuta)

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1€ 312,48
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RS Pro
220 V ac, 230 V ac, 240 V ac
115V ac
500VA
Enclosed
Chassis Mount, Floor Standing, Wall Mount
-
-
98mm
145mm
98 x 145 x 118mm
118mm
EN 61558
0.958
-
-
RS PRO 50VA Enclosed Autotransformer, 230V ac Primary, 115V ac Secondary
RS PRO 50VA Enclosed Autotransformer, 230V ac Primary, 115V ac Secondary
Lisada osade nimekirja
RS tootekood: 504-202Bränd: RS PRO

€ 131,44

€ 131,44 tk (ilma käibemaksuta)

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1€ 131,44
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RS Pro
230V ac
115V ac
50VA
Enclosed
Chassis Mount, Floor Standing, Wall Mount
-
-
58mm
63mm
58 x 63 x 70mm
70mm
EN 61558
0.922
-
-
RS PRO 150VA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
RS PRO 150VA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
Lisada osade nimekirja
RS tootekood: 504-189Bränd: RS PRO

€ 178,56

€ 178,56 tk (ilma käibemaksuta)

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1€ 178,56
Lisa ostukorvi
RS Pro
220 V ac, 230 V ac, 240 V ac
115V ac
150VA
Enclosed
Chassis Mount, Floor Standing, Wall Mount
-
-
73mm
120mm
73 x 120 x 89mm
89mm
EN 61558
0.942
-
-
RS PRO 1kVA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
RS PRO 1kVA Enclosed Autotransformer, 220 V ac, 230 V ac, 240 V ac Primary, 115V ac Secondary
Lisada osade nimekirja
RS tootekood: 504-206Bränd: RS PRO

€ 543,12

€ 543,12 tk (ilma käibemaksuta)

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1€ 543,12
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RS Pro
220 V ac, 230 V ac, 240 V ac
115V ac
1kVA
Enclosed
Chassis Mount, Floor Standing, Wall Mount
-
-
115mm
192mm
115 x 192 x 137mm
137mm
EN 61558
0.96
-
-
Siemens 200VA Autotransformer, 400 → 230V ac Primary
Siemens 200VA Autotransformer, 400 → 230V ac Primary
Lisada osade nimekirja
RS tootekood: 144-142Bränd: SiemensTootja Part nr.: 3KC9824-1

€ 750,20

€ 750,20 tk (ilma käibemaksuta)

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1€ 750,20
Lisa ostukorvi
Siemens
400 → 230V ac
-
200VA
-
-
-
-
-
-
-
-
-
-
-
-
Siemens 400VA Autotransformer, 400 → 230V ac Primary
Siemens 400VA Autotransformer, 400 → 230V ac Primary
Lisada osade nimekirja
RS tootekood: 143-934Bränd: SiemensTootja Part nr.: 3KC9624-1

€ 880,40

€ 880,40 tk (ilma käibemaksuta)

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1€ 880,40
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Siemens
400 → 230V ac
-
400VA
-
-
-
-
-
-
-
-
-
-
-
-
Tufvassons Transformator 460VA Autotransformer, 115V Primary, 230V Secondary
Tufvassons Transformator 460VA Autotransformer, 115V Primary, 230V Secondary
Lisada osade nimekirja
RS tootekood: 288-3517Bränd: Tufvassons TransformatorTootja Part nr.: PFEA460 115/230V

€ 378,20

€ 378,20 tk (ilma käibemaksuta)

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1€ 378,20
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Tufvassons Transformator
115V
230V
460VA
-
-
-
-
-
-
-
-
-
-
-
-
Carroll & Meynell 2kVA Autotransformer, 230V ac Primary, 115V ac Secondary, Bobbin Core
Carroll & Meynell 2kVA Autotransformer, 230V ac Primary, 115V ac Secondary, Bobbin Core
Lisada osade nimekirja
RS tootekood: 347-6668Bränd: Carroll & MeynellTootja Part nr.: CM2000/A/US

€ 509,64

€ 509,64 tk (ilma käibemaksuta)

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1€ 509,64
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Carroll & Meynell
230V ac
115V ac
2kVA
-
-
Bobbin
-
205mm
260mm
205 x 195 x 260mm
190mm
-
-
-
-
Block Enclosed Autotransformer, 115 V ac, 230 V ac Primary, 115 V ac, 220 V ac, 230 V ac Secondary
Block Enclosed Autotransformer, 115 V ac, 230 V ac Primary, 115 V ac, 220 V ac, 230 V ac Secondary
Lisada osade nimekirja
RS tootekood: 293-2678Bränd: BlockTootja Part nr.: AIM 5.0/2.5

€ 218,24

€ 218,24 tk (ilma käibemaksuta)

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1€ 218,24
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Block
115 V ac, 230 V ac
115 V ac, 220 V ac, 230 V ac
-
Enclosed
Panel Mount
-
Screw
223mm
97mm
223 x 97 x 117mm
117mm
-
-
2.5 A, 5.0 A
-
Carroll & Meynell 3kVA Autotransformer, 230V Primary, 114.1V ac Secondary, Bobbin Core
Carroll & Meynell 3kVA Autotransformer, 230V Primary, 114.1V ac Secondary, Bobbin Core
Lisada osade nimekirja
RS tootekood: 436-8883Bränd: Carroll & MeynellTootja Part nr.: CM3000/A/US

€ 524,52

€ 524,52 tk (ilma käibemaksuta)

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1€ 524,52
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Carroll & Meynell
230V
114.1V ac
3kVA
-
-
Bobbin
-
205mm
260mm
205 x 195 x 260mm
190mm
-
-
-
-
Carroll & Meynell 1kVA Autotransformer, 230V ac Primary, 114.2V ac Secondary, Bobbin Core
Carroll & Meynell 1kVA Autotransformer, 230V ac Primary, 114.2V ac Secondary, Bobbin Core
Lisada osade nimekirja
RS tootekood: 347-6652Bränd: Carroll & MeynellTootja Part nr.: CM1000/A/US

€ 471,20

€ 471,20 tk (ilma käibemaksuta)

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1€ 471,20
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Carroll & Meynell
230V ac
114.2V ac
1kVA
-
-
Bobbin
-
205mm
260mm
205 x 195 x 260mm
190mm
-
-
-
Thermal Cutout
Carroll & Meynell 30kVA Autotransformer, 380 V, 400 V, 415 V Primary, 380 V, 400 V, 415 V Secondary, Bobbin Core
Carroll & Meynell 30kVA Autotransformer, 380 V, 400 V, 415 V Primary, 380 V, 400 V, 415 V Secondary, Bobbin Core
Lisada osade nimekirja
RS tootekood: 436-8877Bränd: Carroll & MeynellTootja Part nr.: CMA30K/FM0

€ 2 232,00

€ 2 232,00 tk (ilma käibemaksuta)

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Saadaval mitmekordselt 1
1€ 2 232,00
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Carroll & Meynell
380 V, 400 V, 415 V
380 V, 400 V, 415 V
30kVA
-
-
Bobbin
-
420mm
350mm
420 x 350 x 260mm
260mm
-
-
-
-
Carroll & Meynell 10kVA Enclosed Autotransformer, 380 V, 400 V, 415 V Primary, 380 V, 400 V, 415 V Secondary
Carroll & Meynell 10kVA Enclosed Autotransformer, 380 V, 400 V, 415 V Primary, 380 V, 400 V, 415 V Secondary
Lisada osade nimekirja
RS tootekood: 436-8861Bränd: Carroll & MeynellTootja Part nr.: CMA10K/FM0

€ 1 674,00

€ 1 674,00 tk (ilma käibemaksuta)

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1€ 1 674,00
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Carroll & Meynell
380 V, 400 V, 415 V
380 V, 400 V, 415 V
10kVA
Enclosed
Floor Standing
-
-
420mm
270mm
420 x 270 x 325mm
325mm
-
-
-
-
Block 2kVA Open Frame Autotransformer, 480 V ac, 500 V ac Primary, 400 V ac Secondary, 3 UI 75/41,5 Core
Block 2kVA Open Frame Autotransformer, 480 V ac, 500 V ac Primary, 400 V ac Secondary, 3 UI 75/41,5 Core
Lisada osade nimekirja
RS tootekood: 738-7806Bränd: BlockTootja Part nr.: AT3 2-48/50-4

€ 337,28

€ 337,28 tk (ilma käibemaksuta)

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1€ 337,28
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Block
480 V ac, 500 V ac
400 V ac
2kVA
Open Frame
Chassis Mount, Floor Standing, Wall Mount
3 UI 75/41,5
Screw
155mm
110mm
155 x 110 x 155mm
155mm
-
-
-
-
Block 10kVA Open Frame Autotransformer, 380 V ac, 415 V ac Primary, 400 V ac Secondary, 3 UI 90/31,5 Core
Block 10kVA Open Frame Autotransformer, 380 V ac, 415 V ac Primary, 400 V ac Secondary, 3 UI 90/31,5 Core
Lisada osade nimekirja
RS tootekood: 738-7852Bränd: BlockTootja Part nr.: AT3 10-38/42-4

€ 367,04

€ 367,04 tk (ilma käibemaksuta)

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Saadaval mitmekordselt 1
1€ 367,04
Lisa ostukorvi
Block
380 V ac, 415 V ac
400 V ac
10kVA
Open Frame
Chassis Mount, Floor Standing, Wall Mount
3 UI 90/31,5
Screw
220mm
105mm
220 x 105 x 175mm
175mm
-
-
-
-
Block 15kVA Open Frame Autotransformer, 440 V ac, 460 V ac Primary, 400 V ac Secondary, 3 UI 114/64 Core
Block 15kVA Open Frame Autotransformer, 440 V ac, 460 V ac Primary, 400 V ac Secondary, 3 UI 114/64 Core
Lisada osade nimekirja
RS tootekood: 738-7880Bränd: BlockTootja Part nr.: AT3 15-44/46-4

€ 725,40

€ 725,40 tk (ilma käibemaksuta)

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Saadaval mitmekordselt 1
1€ 725,40
Lisa ostukorvi
Block
440 V ac, 460 V ac
400 V ac
15kVA
Open Frame
Chassis Mount, Floor Standing, Wall Mount
3 UI 114/64
Screw
267mm
150mm
267 x 150 x 215mm
215mm
-
-
-
-
Block 3.5kVA Open Frame Autotransformer, 200 V ac, 208 V ac Primary, 400 V ac Secondary, 3 UI 114/64 Core
Block 3.5kVA Open Frame Autotransformer, 200 V ac, 208 V ac Primary, 400 V ac Secondary, 3 UI 114/64 Core
Lisada osade nimekirja
RS tootekood: 738-7812Bränd: BlockTootja Part nr.: AT3 3,5-20/21-4

€ 688,20

€ 688,20 tk (ilma käibemaksuta)

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Saadaval mitmekordselt 1
1€ 688,20
Lisa ostukorvi
Block
200 V ac, 208 V ac
400 V ac
3.5kVA
Open Frame
Chassis Mount, Floor Standing, Wall Mount
3 UI 114/64
Screw
267mm
150mm
267 x 150 x 220mm
220mm
-
-
-
-
Block 3.5kVA Open Frame Autotransformer, 220 V ac, 230 V ac Primary, 400 V ac Secondary, 3 UI 114/64 Core
Block 3.5kVA Open Frame Autotransformer, 220 V ac, 230 V ac Primary, 400 V ac Secondary, 3 UI 114/64 Core
Lisada osade nimekirja
RS tootekood: 738-7821Bränd: BlockTootja Part nr.: AT3 3,5-22/23-4

€ 713,00

€ 713,00 tk (ilma käibemaksuta)

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Saadaval mitmekordselt 1
1€ 713,00
Lisa ostukorvi
Block
220 V ac, 230 V ac
400 V ac
3.5kVA
Open Frame
Chassis Mount, Floor Standing, Wall Mount
3 UI 114/64
Screw
267mm
150mm
267 x 150 x 220mm
220mm
-
-
-
-