Power Transformers
![Power transformer, 78 VA, 250 V/340 V/4 V, 0.08 A/1 A, 08449 A](/en/images/4ef/8832843546654/95x95/power-transformer-78-va-250-v-340-v-4-v-0-08-a-1-a-08449-a.png)
![Isolating transformer, 100 VA, 115 V/115 V, 87.5 %, TIM 100](/en/images/0ea/TIM/95x95/isolating-transformer-100-va-115-v-115-v-87-5-tim-100.png)
![Isolating transformer, 50 VA, 115 V/115 V, 0.22 A/0.22 A, 05355 A](/en/images/d23/8832389087262/95x95/isolating-transformer-50-va-115-v-115-v-0-22-a-0-22-a-05355-a.png)
![Control and isolating transformer, 20 VA, 230 V, 81 %, ST 20/4/23](/en/images/f82/ST/95x95/control-and-isolating-transformer-20-va-230-v-81-st-20-4-23.png)
![Control and isolating transformer, 63 VA, 24 V, 84 %, ST 63/23/24](/en/images/f82/ST/95x95/control-and-isolating-transformer-63-va-24-v-84-st-63-23-24.png)
![Control and isolating transformer, 100 VA, 115 V/115 V, 86 %, STEU 100/23](/en/images/cf9/STEU/95x95/control-and-isolating-transformer-100-va-115-v-115-v-86-steu-100-23.png)
![Control and isolating transformer, 1.6 kVA, 115 V/115 V, 94 %, STU 1600/2X115](/en/images/6b5/STU/95x95/control-and-isolating-transformer-1-6-kva-115-v-115-v-94-stu-1600-2x115.png)
![Universal transformer, 75 VA, 10 V/12 V/15 V, 2.5 A, 05335 A](/en/images/2f7/8832180355102/95x95/universal-transformer-75-va-10-v-12-v-15-v-2-5-a-05335-a.png)
![Control and isolating transformer, 250 VA, 42 V, 90 %, ST 250/23/42](/en/images/f82/ST/95x95/control-and-isolating-transformer-250-va-42-v-90-st-250-23-42.png)
![Control and isolating transformer, 500 VA, 230 V, 91 %, ST 500/23/23](/en/images/f82/ST/95x95/control-and-isolating-transformer-500-va-230-v-91-st-500-23-23.png)
![Control and isolating transformer, 100 VA, 230 V, 86 %, ST 100/23/23](/en/images/f82/ST/95x95/control-and-isolating-transformer-100-va-230-v-86-st-100-23-23.png)
![Flyback transformer, 75 VA, 6 V/8 V/10 V, 4.17 A, 05344 A](/en/images/804/8832048463902/95x95/flyback-transformer-75-va-6-v-8-v-10-v-4-17-a-05344-a.png)
![Impuls Transformer 1:1:1 5000Vrms 8GullWing SMD](/en/images/290/12C118/95x95/impuls-transformer-1-1-1-5000vrms-8gullwing-smd.png)
![Power transformer, 4000 VA, 400 V/380 V, 95 %, 4AT3032-5AT10-0FA0](/en/images/1bc/P-NSF0-XX-00037P/95x95/power-transformer-4000-va-400-v-380-v-95-4at3032-5at10-0fa0.png)
![Safety transformer, 24 VA, 8 V/12 V, 4AC3724-0](/en/images/a1a/P-I202-XX-06493P/95x95/safety-transformer-24-va-8-v-12-v-4ac3724-0.png)
![Power transformer, 1000 VA, 400 V/380 V, 93 %, 4AM5742-5AJ10-0FA0](/en/images/317/P-NSF0-XX-00130P/95x95/power-transformer-1000-va-400-v-380-v-93-4am5742-5aj10-0fa0.png)
![Power transformer, 63 VA, 500 V/475 V, 85 %, 4AM3242-5FT10-0FA0](/en/images/317/P-NSF0-XX-00130P/95x95/power-transformer-63-va-500-v-475-v-85-4am3242-5ft10-0fa0.png)
![Power transformer, 40 VA, 400 V/380 V, 76 %, 4AM2642-5AV00-0EA0](/en/images/317/P-NSF0-XX-00130P/95x95/power-transformer-40-va-400-v-380-v-76-4am2642-5av00-0ea0.png)
![Power transformer, 800 VA, 500 V/475 V, 93 %, 4AM5542-5FT10-0FA0](/en/images/317/P-NSF0-XX-00130P/95x95/power-transformer-800-va-500-v-475-v-93-4am5542-5ft10-0fa0.png)
![Bell transformer, 18 VA primary 230-240 V AC, 50 Hz, secondary 8 V, 12 V AC](/en/images/6ab/P-I202-XX-06495P/95x95/bell-transformer-18-va-primary-230-240-v-ac-50-hz-secondary-8-v-12-v-ac.png)
Efficient voltage adjustment with mains transformers
If the existing operating voltage in electronic systems and devices is too low or too high, it can be adjusted with the help of power transformers. These components always include a primary coil, a secondary coil and an iron core in which a magnetic field is generated. Depending on the desired application, there are different types, such as toroidal or print transformers.
Power transformers change the incoming voltage in such a way that connected power supply devices such as computers, smartphone chargers or TV sets can be fed with it. They ensure flawless operation and also protect electronic devices from damage due to overcurrent.