Transformers

Isolation transformer is the device which transform alternating current (AC) electrical power from primary to secondary side, makes it ideal for use in the electrical and the engineering industries.
ATO offers highly effective 3 phase isolationt ransformers with NEMA 3R enclosure that are of superior quality and safety for indoor or outdoor use. The power rating range from 4 kVA to 150 kVA, available in the circuit of AC 50Hz/60Hz and voltage less than 1000V. They can work as step-up transformers or step-down transformers, voltage convert single phase to single phase, three phase to three phase, or three phase to single phase, provide increased reliability, higher efficiency. Input/output voltage, power rating and whether with shell of all transformers, can be customized according to your requirements. Buy a low cost isolation ransformer from ATO now.

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4 kVA Isolation Transformer, 3 phase, 400/230V to 208/120V

$624.21

Reasonable price 4kVA isolation transformer, convert 3 phase voltage 400/230V input to 208/120V output, provides increased reliability and higher efficiency, make this transformer ideal for a wide range of applications.

5 kVA Isolation Transformer, 3 phase, 480/240V to 400/230V

$692.77

3 phase 5 kVA isolation transformer is designed to step down/ up the voltage 480V/ 240V to 400V/ 230V, and widely used in various power supply sites with frequency 50Hz or 60Hz.

6 kVA Isolation Transformer, 480/240 Volt to 380/220 Volt

$804.96

Three phase isolation transformer is dry type air self cooling one, which is available in the circuit of AC 50Hz/ 60Hz and convert primary voltage 480/240V to secondary voltage 380/220V, long life span and high efficiency.

7 kVA Isolation Transformer, 380/220 Volt to 208/120 Volt

$1,107.54

7 kVA isolation transformer in low cost, 3 phase (it can also convert 3 phase voltage to single phase voltage), convert primary voltage 380/220V to secondary voltage 208/120V, better dielectric strength and insulation resistance.

8 kVA Isolation Transformer, 480V 3 phase to 240V 3 phase

$1,163.08

480 Volt 3 phase to 240 Volt 3 phase isolation transformer, 8 kVA power rating, primary and secondary windings are separated by copper shield, long life span and high efficiency.

10 kVA Isolation Transformer, 3 phase, 480 Volt to 240 Volt

$1,678.46

Safety isolation transformer is suitable for circuit of 50 or 60Hz, 3 phase, primary voltage 480V to secondary voltage 240V. The transformers is high quality, manufactured direct sale and fully compliant with reduced low voltage regulations.

15 kVA Isolation Transformer, step up/step down 480V with 208V

$2,290.00

3 phase high quality isolation transformer with 15 kVA power rating, better dielectric strength and insulation resistance. Step up & step down transformer to change the voltage between 480V and 208V, suitable for both indoor and outdoor applications.

20 kVA Isolation Transformer, 3 phase, 480V to 120V

$2,640.00

High performance 20kVA isolation transformer is designed to step down/up the 3 phase voltage 480V to 120V. Primary and secondary windings are separated by copper shield, and widely used in various power supply sites with frequency 50Hz/60Hz.

25 kVA Isolation Transformer, 3 phase, 380 Volt to 220 Volt

$2,947.62

3 phase 380V to 220V isolation transformer is 50/60 Hz rated, the effective performance and high quality features make it ideal for use in the electrical and the engineering industries.

30 kVA Isolation Transformer, 3 phase, 480 Volt to 230 Volt

$3,255.38

High efficiency 30kVA solation transformer is dry type air self cooling one, which is available in the circuit of AC 50Hz/60Hz and convert 3 phase voltage 480V to 230V, or step up 230V to 480V, low cost and manufactured direct sale.

40 kVA Isolation Transformer, 3 phase, 600 Volt to 480 Volt

$4,070.77

40 kVA isolation transformer is designed to change 3 phase voltage 600V to 480V, and widely used in various power supply sites with frequency 50Hz or 60Hz.

45 kVA Isolation Transformer, 3 phase, 480/240V to 208/120V

$4,368.64

Highly effective 45 KVA 3 phase isolation transformer that is 50Hz / 60Hz rated and superior quality, transform the voltage 480V (240V) to 208/ 120V, also 208/ 120V to 240V (480V), NEMA 3R enclosure for protection.

50 kVA Isolation Transformer, step up/step down 480V with 400V

$4,624.62

Step up and step down isolation transformer to convert the voltage between 480V and 208V. Three phase unit with 50 kVA power rating, primary and secondary windings are separated by copper shield.

60 kVA Isolation Transformer, 480V 3 phase to 220V 3 phase

$5,516.92

ATOSG-60KVA isolation transformers is 50/60 Hz rated, it can change 3 phase 480V AC to 3 phase 220V and come in a NEMA 3R enclosure for indoor use as well as outdoor protection against rain and sleet.

75 kVA Isolation Transformer, 3 phase, 480 Volt to 230 Volt

$6,318.36

Safety 75kVA solation transformer come in a NEMA 3R enclosure, which is available in the circuit of AC 50Hz/60Hz and convert 3 phase voltage 480V to 230V, low noise, lower temperature rise, higher efficiency.

80 kVA Isolation Transformer, 480/240 Volt to 380/220 Volt

$6,509.23

Three phase isolation transformer with 80 kVA capacity and a primary voltage of 480V (240V) AC on the primary side, and secondary voltage of 380/220V AC on the secondary side. The lower operating costs, lower heat emissions make this transformer ideal for a wide range of applications.

100 kVA Isolation Transformer, step up/step down 208V with 120V

$7,463.08

100 kVA capacity isolation transformer with NEMA 3R enclosure for indoor or outdoor use, dry air self cooling of cooling method. Step up and step down isolation transformer to convert the 3 phase voltage between 208V and 120V.

150 kVA Isolation Transformer, 240 Volt to 120 Volt

$12,268.36

150 kVA isolation transformer with high quality and cheap price. 3 phase (it can convert 3 phase voltage to single phase voltage as well), step down primary voltage 240V to secondary voltage 120V, also step up 120V to 240V, low noise, lower temperature rise, higher safety.