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 Enclosed 1000 VA Auto-Transformer, 240 V ac Primary, 115 V ac Secondary
RS Stock No.: 504-183Brand: RS PROHSN Code: 85041080

₹ 9,745.73

₹ 9,745.73 Each (Exc. GST)

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RS Pro
240 V ac
115 V ac
Enclosed
Wall
Terminal Block
-
-
1000VA
105°C
8.8kg
137mm
115mm
192 mm
AS/NZS 61558.1, AS/NZS 61558.2.13, CE, IEC/BS/EN 61558-1, IEC/BS/EN 61558-2-13, RoHS
-
RS PRO Enclosed 1000 VA Auto-Transformer, 240 V ac Primary, 115 V ac Secondary
RS Stock No.: 504-199Brand: RS PROHSN Code: 85041080

₹ 14,741.98

₹ 14,741.98 Each (Exc. GST)

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RS Pro
240 V ac
115 V ac
Enclosed
Wall
Terminal Block
-
-
1000VA
105°C
8.8kg
137mm
115mm
192 mm
IECBSEN 615581, ASNZS 61558.1, CE, ASNZS 61558..1, RoHS
-
RS PRO Enclosed 1000 VA Auto-Transformer, 240 V ac Primary, 115 V ac Secondary
RS Stock No.: 504-195Brand: RS PROHSN Code: 85041080

₹ 24,652.32

₹ 24,652.32 Each (Exc. GST)

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RS Pro
240 V ac
115 V ac
Enclosed
Wall
Terminal Block
-
-
1000VA
105°C
8.8kg
137mm
115mm
192 mm
ASNZS 61558..1, ASNZS 61558.1, CE, IECBSEN 615581, RoHS
-
RS PRO Enclosed 1000 VA Auto-Transformer, 240 V ac Primary, 115 V ac Secondary
RS Stock No.: 504-202Brand: RS PROHSN Code: 85041080

₹ 8,326.97

₹ 8,326.97 Each (Exc. GST)

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RS Pro
240 V ac
115 V ac
Enclosed
Wall
Terminal Block
-
-
1000VA
105°C
8.8kg
137mm
115mm
192 mm
ASNZS 61558..1, CE, IECBSEN 615581, RoHS, ASNZS 61558.1
-

₹ 37,171.91

₹ 37,171.91 Each (Exc. GST)

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RS Pro
220 V ac, 230 V ac, 240 V ac
115 V ac
Enclosed
Chassis, Floor Standing, Wall
-
-
-
1kVA
105°C
8.8kg
137mm
115mm
192 mm
RoHS
10
RS PRO Enclosed 1000 VA Auto-Transformer, 240 V ac Primary, 115 V ac Secondary
RS Stock No.: 504-189Brand: RS PROHSN Code: 85041080

₹ 11,489.77

₹ 11,489.77 Each (Exc. GST)

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RS Pro
240 V ac
115 V ac
Enclosed
Wall
Terminal Block
-
-
1000VA
105°C
8.8kg
137mm
115mm
192 mm
RoHS, IECBSEN 615581, CE, ASNZS 61558..1, ASNZS 61558.1
-
Carroll & Meynell DMC 2 kVA Auto-Transformer, 230 V ac Primary, 115 V ac Secondary
RS Stock No.: 347-6668Brand: Carroll & MeynellManufacturers Part No.: CM2000/A/USHSN Code: 85043180

₹ 58,422.83

₹ 58,422.83 Each (Exc. GST)

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Carroll & Meynell
230 V ac
115 V ac
DMC
-
-
-
-
2kVA
200°C
20kg
190mm
205mm
260 mm
No
-
Block Enclosed Auto-Transformer, 230 V ac Primary, 220 V, 230 V ac, 115 V Secondary
RS Stock No.: 293-2678Brand: BlockManufacturers Part No.: AIM 5.0/2.5HSN Code: 85043180

₹ 24,217.72

₹ 24,217.72 Each (Exc. GST)

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Block
230 V ac
220 V, 230 V ac, 115 V
Enclosed
Panel
Screw
5 A
Autotransformer For Adjustment of The Voltage On The Input and Output Sides
-
40°C
5.00kg
117mm
223mm
97 mm
DIN EN 61558-2-13, IEC 61558-2-13, VDE 0570 part 2-13, EN 61558-2-13
AIM
Carroll & Meynell DMC 3 kVA Auto-Transformer, 230 V Primary, 114.1 V ac Secondary
RS Stock No.: 436-8883Brand: Carroll & MeynellManufacturers Part No.: CM3000/A/USHSN Code: 85043180

₹ 60,202.02

₹ 60,202.02 Each (Exc. GST)

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Carroll & Meynell
230 V
114.1 V ac
DMC
-
-
-
-
3kVA
140°C
20kg
190mm
205mm
260 mm
No
-
Carroll & Meynell Encapsulated 1 kVA Auto-Transformer, 230 V ac Primary, 114.2 V ac Secondary
RS Stock No.: 347-6652Brand: Carroll & MeynellManufacturers Part No.: CM1000/A/USHSN Code: 85043180

₹ 53,966.54

₹ 53,966.54 Each (Exc. GST)

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Carroll & Meynell
230 V ac
114.2 V ac
Encapsulated
Surface
Plug-In
-
Step Down
1kVA
-
-
190mm
205mm
260 mm
RoHS
CM
Carroll & Meynell 30 kVA Auto-Transformer, 380 V, 415 V, 400 V Primary, 380 V, 400 V, 415 V Secondary
RS Stock No.: 436-8877Brand: Carroll & MeynellManufacturers Part No.: CMA30K/FM0HSN Code: 85043300

₹ 190,209.21

₹ 190,209.21 Each (Exc. GST)

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Carroll & Meynell
380 V, 415 V, 400 V
380 V, 400 V, 415 V
-
-
-
-
-
30kVA
200°C
20kg
260mm
420mm
350 mm
BSEN 61558-2-23
CMA
Carroll & Meynell Enclosed 10 kVA Auto-Transformer, 400 V, 415 V, 380 V Primary, 415 V, 400 V, 380 V Secondary
RS Stock No.: 436-8861Brand: Carroll & MeynellManufacturers Part No.: CMA10K/FM0HSN Code: 85043200

₹ 143,825.01

₹ 143,825.01 Each (Exc. GST)

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Carroll & Meynell
400 V, 415 V, 380 V
415 V, 400 V, 380 V
Enclosed
Floor Standing
-
-
-
10kVA
-
-
325mm
420mm
270 mm
RoHS
-
Block Open Frame 2 kVA Auto-Transformer, 480 V, 500 V ac Primary, 400 V ac Secondary
RS Stock No.: 738-7806Brand: BlockManufacturers Part No.: AT3 2-48/50-4HSN Code: 85043180

₹ 32,993.98

₹ 32,993.98 Each (Exc. GST)

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Block
480 V, 500 V ac
400 V ac
Open Frame
Wall, Floor Standing, Chassis
Screw
-
-
2kVA
40°C
6.1kg
155mm
155mm
110 mm
No
AT3
Block Open Type 1000 VA Auto-Transformer, 380 V, 415 V Primary, 3 x 400 V Secondary
RS Stock No.: 738-7852Brand: BlockManufacturers Part No.: AT3 10-38/42-4HSN Code: 85043180

₹ 38,872.67

₹ 38,872.67 Each (Exc. GST)

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Block
380 V, 415 V
3 x 400 V
Open Type
Bracket
Screw
-
-
1000VA
40°C
7.00kg
-
-
22 mm
DIN EN 61558-2-13, UL 506, C-UL-US, CSA 22.2, IEC 61558-2-13, VDE 0570 part 2-13, VDE 0532
-
Block Open Frame 15 kVA Auto-Transformer, 460 V ac, 440 V Primary, 400 V ac Secondary
RS Stock No.: 738-7880Brand: BlockManufacturers Part No.: AT3 15-44/46-4HSN Code: 85043180

₹ 76,281.55

₹ 76,281.55 Each (Exc. GST)

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Block
460 V ac, 440 V
400 V ac
Open Frame
Wall, Chassis, Floor Standing
Screw
-
-
15kVA
40°C
20.10kg
215mm
267mm
150 mm
C-UL-US
-
Block Open Frame 3.5 kVA Auto-Transformer, 208 V ac Primary, 400 V ac Secondary
RS Stock No.: 738-7812Brand: BlockManufacturers Part No.: AT3 3,5-20/21-4HSN Code: 85043180

₹ 73,125.47

₹ 73,125.47 Each (Exc. GST)

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Block
208 V ac
400 V ac
Open Frame
Wall, Floor Standing, Chassis
Screw
-
-
3.5kVA
40°C
20kg
220mm
267mm
150 mm
No
AT3
Block Open Frame 3.5 kVA Auto-Transformer, 230 V ac, 220 V Primary, 400 V ac Secondary
RS Stock No.: 738-7821Brand: BlockManufacturers Part No.: AT3 3,5-22/23-4HSN Code: 85043180

₹ 73,765.05

₹ 73,765.05 Each (Exc. GST)

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Block
230 V ac, 220 V
400 V ac
Open Frame
Wall, Chassis, Floor Standing
Screw
-
-
3.5kVA
40°C
20.70kg
220mm
267mm
150 mm
C-UL-US
-
Block Open Frame 10 kVA Auto-Transformer, 440 V, 460 V ac Primary, 400 V ac Secondary
RS Stock No.: 738-7856Brand: BlockManufacturers Part No.: AT3 10-44/46-4HSN Code: 85043180

₹ 61,773.33

₹ 61,773.33 Each (Exc. GST)

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Block
440 V, 460 V ac
400 V ac
Open Frame
Wall, Floor Standing, Chassis
Screw
-
-
10kVA
40°C
14.40kg
215mm
267mm
125 mm
CSA 22.2, IEC 61558-2-13, VDE 0532, VDE 0570 part 2-13, C-UL-US, UL 506, DIN EN 61558-2-13
AT3 10-44/46-4
Block Open Frame 3.5 kVA Auto-Transformer, 3 x 440 V ac, 460 V ac Primary, 400 V ac Secondary
RS Stock No.: 738-7837Brand: BlockManufacturers Part No.: AT3 3,5-44/46-4HSN Code: 85043180

₹ 40,086.23

₹ 40,086.23 Each (Exc. GST)

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Block
3 x 440 V ac, 460 V ac
400 V ac
Open Frame
Wall, Chassis, Floor Standing
Screw
-
-
3.5kVA
40°C
6.10kg
155mm
155mm
110 mm
VDE 0532, DIN EN 61558-2-13, C-UL-US, IEC 61558-2-13, CSA 22.2, UL 506, VDE 0570 part 2-13
AT3
Block Open Frame 3.5 kVA Auto-Transformer, 500 V ac, 480 V Primary, 400 V ac Secondary
RS Stock No.: 738-7830Brand: BlockManufacturers Part No.: AT3 3,5-48/50-4HSN Code: 85043180

₹ 46,697.61

₹ 46,697.61 Each (Exc. GST)

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Block
500 V ac, 480 V
400 V ac
Open Frame
Chassis, Floor Standing, Wall
Screw
-
-
3.5kVA
40°C
8.7kg
175mm
220mm
115 mm
DIN EN 61558-2-13, CSA 22.2, VDE 0532, IEC 61558-2-13, C-UL-US, UL 506, VDE 0570 part 2-13
-