Part | RoHS | Manufacturer | Transformer Type | Mounting Feature | Manufacturer Series | Approvals (V) | Terminal Finish | Power Rating | Center Tap Feature-2 | No. of Functions | No. of Winding (Primary) | Isolation Voltage | Inductance (Primary) | Packing Method | Output Current-1 | Minimum ET Product | Output Current-2 | No. of Winding (Secondary) | Sub-Category | Dimensions | Volt-Ampere Rating (VA) | Maximum Operating Temperature | Center Tap Feature-1 | Application | Output Voltage-2 | Output Voltage-1 | Minimum Operating Temperature | Nominal Operating Frequency | Rating (Primary) | Height | Width | Diameter | Nominal Input Voltage (V) | Load Resistance | Additional Features | Minimum Input Voltage (V) | JESD-609 Code | Minimum Operating Frequency | Length | Turns Ratio (Np:Ns) | Maximum Operating Frequency | Maximum Input Voltage (V) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Triad Magnetics |
POWER TRANSFORMER |
CHASSIS MOUNT |
UL |
7.56 W |
NO |
1 |
2500 V |
1.2 A |
1 |
Other Transformers |
L71.42XB41.27XH41.27 (mm) |
YES |
POWER |
6.3 V |
60 HZ |
SINGLE 115V |
41.27 mm |
41.27 mm |
71.42 mm |
115 |
|||||||||||||||||||||
Block Transformatoren-elektronik |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA; CUL; EAC; UL; VDE |
NO |
2 |
10 VA |
40 Cel |
NO |
12 V |
12 V |
50-60 HZ |
DUAL 115V |
22.86 mm |
56.896 mm |
115 |
68.072 mm |
||||||||||||||||||||||||||
Acme Electric |
POWER TRANSFORMER |
UL; CSA |
1 |
1000 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
|
Myrra Sas |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
UL |
NO |
4000 V |
1.667 A |
1.667 A |
2 |
30 VA |
50 Cel |
NO |
9 V |
9 V |
DUAL 115V |
35 mm |
57 mm |
115 |
PARALLEL CONNECTED |
68 mm |
||||||||||||||||||||||
Bel Fuse |
POWER TRANSFORMER |
CHASSIS MOUNT |
68 |
YES |
1500 V |
2 A |
2 A |
2 |
104.8mm X 85.7mm X 87.3mm |
YES |
34 V |
34 V |
50/60 HZ |
SINGLE 115V |
87.3 mm |
85.7 mm |
THE TWO SECONDARIES HAVE CENTER TAPPED CONNECTIONS |
104.8 mm |
||||||||||||||||||||||||
Acme Electric |
POWER TRANSFORMER |
UL; CSA |
1 |
5000 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2024 |
.44 A |
1 |
8 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2292 |
12.5 A |
1 |
600 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
Jm Transformer |
POWER TRANSFORMER |
10 A |
1 |
300 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Bel Fuse |
POWER TRANSFORMER |
CHASSIS MOUNT |
36 |
YES |
1500 V |
8 A |
8 A |
2 |
114.3mm X 114.3mm X 95.3mm |
YES |
18 V |
18 V |
50/60 HZ |
SINGLE 105/115/125V |
95.3 mm |
114.3 mm |
THE TWO SECONDARIES HAVE CENTER TAPPED CONNECTIONS |
114.3 mm |
||||||||||||||||||||||||
|
Hammond Power Solutions |
POWER TRANSFORMER |
CHASSIS MOUNT |
CE, CUL |
NO |
.83 A |
.42 A |
2 |
100 VA |
NO |
240 V |
120 V |
60 HZ |
3.63 mm |
3.25 mm |
380/277/208 |
4.69 mm |
|||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2.5 A |
1 |
120 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Acme Electric |
POWER TRANSFORMER |
UL; CSA |
1 |
2000 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2234 |
2.6 A |
1 |
250 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
|
Bel Fuse |
POWER TRANSFORMER |
CHASSIS MOUNT |
24 |
YES |
1500 V |
8 A |
8 A |
2 |
104.8mm X 98.4mm X 87.3mm |
YES |
12 V |
12 V |
50/60 HZ |
SINGLE 115V |
87.3 mm |
98.4 mm |
THE TWO SECONDARIES HAVE CENTER TAPPED CONNECTIONS |
104.8 mm |
|||||||||||||||||||||||
|
Coilcraft |
POWER TRANSFORMER |
SURFACE MOUNT |
AEC-Q200 |
Tin/Silver - Tin - with Nickel barrier |
7.2 W |
NO |
2 |
2500 V |
17.8 uH |
TR |
2 |
Other Transformers |
L12.07XB10.0XH5.97 (mm) |
125 Cel |
NO |
POWER |
6 V |
6 V |
-40 Cel |
150 KHZ |
DUAL 3.3V |
5.97 mm |
8.1 mm |
3.3 |
.232 ohm |
3.3 |
10.3 mm |
1:2.2 |
|||||||||||||
Block Transformatoren-elektronik |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA; CUL; EAC; UL |
NO |
2 |
3.2 VA |
50 Cel |
NO |
9 V |
9 V |
50-60 HZ |
DUAL 115V |
30.734 mm |
35.052 mm |
115 |
40.894 mm |
||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
4.17 A |
1 |
75 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2123 |
4 A |
1 |
60 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
|
Myrra Sas |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
45000 |
UL |
NO |
833 A |
833 A |
2 |
L68.0XB57.0XH35.0 (mm) |
30 VA |
NO |
18 V |
18 V |
SINGLE 115/230V |
35 mm |
57 mm |
68 mm |
||||||||||||||||||||||||
Acme Electric |
POWER TRANSFORMER |
UL; CSA |
1 |
50 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Vigortronix Uk |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CE |
NO |
3750 V |
.2 A |
2 |
6 VA |
NO |
15 V |
15 V |
50/60 HZ |
DUAL 110/130V |
35 mm |
36 mm |
110/130/220/240 |
43 mm |
|||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2023 |
.53 A |
1 |
8 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
Api Technologies |
POWER TRANSFORMER |
CHASSIS MOUNT |
4784 |
NO |
8 A |
1 |
L82.55XB76.2XH66.04 (mm) |
450 VA |
NO |
10 V |
60 HZ |
SINGLE 115V |
66.04 mm |
76.2 mm |
82.55 mm |
|||||||||||||||||||||||||||
Block Transformatoren-elektronik |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA; CUL; EAC; UL; VDE |
NO |
2 |
.5 VA |
70 Cel |
NO |
8 V |
8 V |
50-60 HZ |
DUAL 115V |
19 mm |
22 mm |
115 |
22.7 mm |
||||||||||||||||||||||||||
|
Triad Magnetics |
POWER TRANSFORMER |
CHASSIS MOUNT |
UL |
NO |
1 |
1500 V |
.6 A |
1 |
Other Transformers |
L60.32XB34.92XH34.92 (mm) |
3.78 VA |
NO |
POWER |
6.3 V |
50/60 HZ |
SINGLE 115V |
34.92 mm |
34.92 mm |
60.32 mm |
115 |
|||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
6.25 A |
1 |
150 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Block Transformatoren-elektronik |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA; CUL; EAC; UL; VDE |
NO |
2 |
10 VA |
40 Cel |
NO |
6 V |
6 V |
50/60 HZ |
DUAL 115V |
22.86 mm |
56.896 mm |
115 |
68.072 mm |
||||||||||||||||||||||||||
|
Bel Fuse |
POWER TRANSFORMER |
CHASSIS MOUNT |
24 |
YES |
1500 V |
20 A |
20 A |
2 |
133.4mm X 120.7mm X 111.1mm |
YES |
12 V |
12 V |
50/60 HZ |
SINGLE 105/115/125V |
111.1 mm |
120.7 mm |
THE TWO SECONDARIES HAVE CENTER TAPPED CONNECTIONS |
133.4 mm |
|||||||||||||||||||||||
|
Emerson Electric |
POWER TRANSFORMER |
CHASSIS MOUNT |
UL; CSA; IEC; CE |
NO |
2 |
L171.45XB162.05XH143.0 (mm) |
1500 VA |
NO |
115 V |
230 V |
50/60 HZ |
SINGLE 230/400/460V |
143 mm |
162.05 mm |
171.45 mm |
||||||||||||||||||||||||||
Block Transformatoren-elektronik |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA; CUL; EAC; UL; VDE |
NO |
2 |
18 VA |
40 Cel |
NO |
6 V |
6 V |
50-60 HZ |
DUAL 115V |
27.686 mm |
56.896 mm |
115 |
68.072 mm |
||||||||||||||||||||||||||
Block Transformatoren-elektronik |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA; CUL; EAC; UL; VDE |
NO |
2 |
36 VA |
40 Cel |
NO |
12 V |
12 V |
50-60 HZ |
SINGLE 230V |
48.514 mm |
47.498 mm |
230 |
87.122 mm |
||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2313 |
14.28 A |
1 |
800 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
13.04 A |
1 |
1500 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2265 |
16.67 A |
1 |
400 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
|
Triad Magnetics |
POWER TRANSFORMER |
CHASSIS MOUNT |
CSA, TUV, UL |
NO |
2 |
4000 V |
.22 A |
.22 A |
2 |
L71.42XB49.2XH58.72 (mm) |
25 VA |
NO |
POWER |
115 V |
115 V |
50/60 HZ |
DUAL 115V |
58.72 mm |
49.2 mm |
115/230 |
71.42 mm |
||||||||||||||||||||
|
Myrra Sas |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
UL |
NO |
4000 V |
.667 A |
.667 A |
2 |
24 VA |
50 Cel |
NO |
18 V |
18 V |
DUAL 115V |
31 mm |
57 mm |
115 |
PARALLEL CONNECTED |
68 mm |
||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2211 |
4.44 A |
1 |
160 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
|
Myrra Sas |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
NO |
.107 A |
.107 A |
2 |
L41.0XB35.0XH28.0 (mm) |
3.2 VA |
70 Cel |
NO |
15 V |
15 V |
50/60 HZ |
SINGLE 230V |
28 mm |
35 mm |
41 mm |
||||||||||||||||||||||||
|
Triad Magnetics |
POWER TRANSFORMER |
CHASSIS MOUNT |
UL |
NO |
1 |
1500 V |
2.8 A |
1 |
Other Transformers |
L101.6XB57.15XH67.46 (mm) |
24 VA |
YES |
POWER |
25.2 V |
50/60 HZ |
SINGLE 115V |
67.46 mm |
57.15 mm |
101.6 mm |
115 |
|||||||||||||||||||||
Vigortronix Uk |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CE |
NO |
3750 V |
.666 A |
2 |
12 VA |
NO |
9 V |
9 V |
50/60 HZ |
DUAL 110/130V |
45.5 mm |
47.75 mm |
110/130/220/240 |
57.25 mm |
|||||||||||||||||||||||||
|
Myrra Sas |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA, UL, VDE |
NO |
4000 V |
.063 A |
.063 A |
2 |
3 VA |
70 Cel |
NO |
24 V |
24 V |
DUAL 115V |
17 mm |
44 mm |
115 |
PARALLEL CONNECTED |
53 mm |
||||||||||||||||||||||
|
Triad Magnetics |
POWER TRANSFORMER |
CHASSIS MOUNT |
UL |
NO |
1 |
2000 V |
3 A |
1 |
Other Transformers |
L95.25XB53.97XH54.76 (mm) |
18.9 VA |
YES |
POWER |
10 V |
50/60 HZ |
SINGLE 115V |
54.76 mm |
53.97 mm |
95.25 mm |
115 |
|||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
.89 A |
1 |
50 VA |
60 HZ |
|||||||||||||||||||||||||||||||||||||
Amecon |
TOROIDAL POWER TRANSFORMER |
2088 |
1.04 A |
1 |
25 VA |
60 HZ |
||||||||||||||||||||||||||||||||||||
Myrra Sas |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
EN; UL |
NO |
.167 A |
1 |
2 VA |
70 Cel |
NO |
12 V |
50/60 HZ |
SINGLE 230V |
27.3 mm |
27.6 mm |
32.6 mm |
|||||||||||||||||||||||||||
Block Transformatoren-elektronik |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA; CUL; EAC; UL; VDE |
NO |
2 |
14 VA |
40 Cel |
NO |
8 V |
8 V |
50/60 HZ |
DUAL 115V |
24.384 mm |
56.896 mm |
115 |
68.072 mm |
||||||||||||||||||||||||||
Block Transformatoren-elektronik |
POWER TRANSFORMER |
THROUGH HOLE MOUNTED |
CSA; CUL; EAC; UL; VDE |
NO |
2 |
30 VA |
40 Cel |
NO |
24 V |
24 V |
50/60 HZ |
DUAL 115V |
35.814 mm |
56.896 mm |
115 |
68.072 mm |
Power and mains transformers are types of electrical transformers used in power transmission and distribution systems to convert high voltage and low current to low voltage and high current or vice versa. They are essential components in the electricity grid, and are used to step up or step down voltage levels for efficient transmission and distribution of electrical energy.
Power transformers are used in high voltage transmission systems, typically at voltages of 110 kV and above, to step up or step down the voltage levels. They have a high power rating, typically ranging from several hundred kVA to several thousand MVA, and are designed to handle high currents and voltages without overheating or breaking down. Power transformers are typically oil-immersed, and use a magnetic core made of laminated steel to reduce losses and improve efficiency.
Mains transformers, also known as distribution transformers, are used in low voltage distribution systems, typically at voltages of 11 kV or below, to step down the voltage levels for use by consumers. They have a lower power rating than power transformers, typically ranging from several kVA to several hundred kVA, and are designed to operate at lower voltages and currents. Mains transformers are typically dry-type, and use a magnetic core made of laminated steel or ferrite to reduce losses and improve efficiency.
Both power and mains transformers require proper design, selection, and maintenance to ensure reliable and efficient operation. They are subject to various standards and regulations, such as IEC (International Electrotechnical Commission) and IEEE (Institute of Electrical and Electronics Engineers), to ensure their safety and performance. Proper installation and maintenance of transformers, such as regular inspection, testing, and oil analysis, are also critical to ensure their longevity and performance.