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)
![Universal transformer, 12 VA, 10 V/12 V/15 V, 0.4 A, 05332 A](/en/images/2f7/8832180355102/95x95/universal-transformer-12-va-10-v-12-v-15-v-0-4-a-05332-a.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, 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)
![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, 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)
![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)
![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)
![Isolating transformer 1CT:1CT 5000Vrms 6GullWing SMD](/en/images/de9/12c114/95x95/isolating-transformer-1ct-1ct-5000vrms-6gullwing-smd.png)
![Impuls Transformer 1:1:1 5000Vrms 8GullWing SMD](/en/images/290/12C118/95x95/impuls-transformer-1-1-1-5000vrms-8gullwing-smd.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)
![Safety transformer, 7.5 VA, 6 V/6 V, 0.625 A/0.625 A, 62 %, EL 7,5/6](/en/images/438/EL/95x95/safety-transformer-7-5-va-6-v-6-v-0-625-a-0-625-a-62-el-7-5-6.png)
![Safety transformer, 13 VA, 15 V/15 V, 0.433 A/0.433 A, 67 %, EL 13/15](/en/images/438/EL/95x95/safety-transformer-13-va-15-v-15-v-0-433-a-0-433-a-67-el-13-15.png)
![Safety transformer, 18 VA, 18 V/18 V, 0.5 A/0.5 A, 72 %, EL 18/18](/en/images/438/EL/95x95/safety-transformer-18-va-18-v-18-v-0-5-a-0-5-a-72-el-18-18.png)
![Safety transformer, 28 VA, 9 V/9 V, 1.555 A/1.555 A, 77 %, EL 28/9](/en/images/438/EL/95x95/safety-transformer-28-va-9-v-9-v-1-555-a-1-555-a-77-el-28-9.png)
![Safety transformer, 50 VA, 12 V/12 V, 2.083 A/2.083 A, 81 %, EL 50/12](/en/images/438/EL/95x95/safety-transformer-50-va-12-v-12-v-2-083-a-2-083-a-81-el-50-12.png)
![Safety transformer, 100 VA, 9 V/9 V, 5.555 A/5.555 A, 88 %, EL 100/9](/en/images/438/EL/95x95/safety-transformer-100-va-9-v-9-v-5-555-a-5-555-a-88-el-100-9.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.