Pulse Transformers

Telecom transformers can serve a variety of roles. For example, they can function as isolation transformers, preparing the voltage before transmission across telecom cables or adjusting the voltage so that it is suitable for a low-voltage application inside the home.

What are telecom transformers used for?

The telecom transformer is one of the most common and vital compone...

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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
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RS Stock No.: 279-8047Brand: Murata Power SolutionsManufacturers Part No.: 78601/9JC

€ 102.66

€ 2.053 Each (In a Tube of 50) (ex VAT)

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50

Available in multiples of 50
50€ 2.053
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Murata Power Solutions
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Pulse Transformer
10mH
-
-
-
-
-
-
1:1
-
Surface
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-
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No
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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
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RS Stock No.: 279-8048Brand: Murata Power SolutionsManufacturers Part No.: 78601/9JC

€ 3.78

€ 3.78 Each (ex VAT)

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1

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1€ 3.78
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Murata Power Solutions
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Pulse Transformer
10mH
-
-
-
-
-
-
1:1
-
Surface
-
-
-
-
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No
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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
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RS Stock No.: 279-8049Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JC

€ 102.66

€ 2.053 Each (In a Tube of 50) (ex VAT)

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50

Available in multiples of 50
50€ 2.053
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Murata Power Solutions
-
Pulse Transformer
10mH
-
-
-
-
-
-
1:1
-
Surface
-
-
-
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No
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Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
Murata Power Solutions Surface Pulse Transformer 1:1 Turns Ratio, 10 mH Prim. Inductance
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RS Stock No.: 279-8050Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JC

€ 2.38

€ 2.38 Each (ex VAT)

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1

Available in multiples of 1
1€ 2.38
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Murata Power Solutions
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Pulse Transformer
10mH
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-
-
-
-
-
1:1
-
Surface
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-
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-
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No
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Murata Power Solutions Through Hole Pulse Transformer 2:1:1 Turns Ratio, 12 mH Prim. Inductance
Murata Power Solutions Through Hole Pulse Transformer 2:1:1 Turns Ratio, 12 mH Prim. Inductance
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RS Stock No.: 279-8016Brand: Murata Power SolutionsManufacturers Part No.: 1003C

€ 203.55

€ 6.785 Each (In a Box of 30) (ex VAT)

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30

Available in multiples of 30
30€ 6.785
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Murata Power Solutions
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Pulse Transformer
12mH
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-
-
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-
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2:1:1
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Through Hole
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No
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Murata Power Solutions Through Hole Pulse Transformer 2:1:1 Turns Ratio, 12 mH Prim. Inductance
Murata Power Solutions Through Hole Pulse Transformer 2:1:1 Turns Ratio, 12 mH Prim. Inductance
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RS Stock No.: 279-8017Brand: Murata Power SolutionsManufacturers Part No.: 1003C

€ 6.14

€ 6.14 Each (ex VAT)

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1

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1€ 6.14
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Murata Power Solutions
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Pulse Transformer
12mH
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2:1:1
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Through Hole
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No
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Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
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RS Stock No.: 245-8573Brand: Wurth ElektronikManufacturers Part No.: 74941300

€ 1,955.85

€ 3.009 Each (On a Reel of 650) (ex VAT)

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650

Available in multiples of 650
650€ 3.009
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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
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Surface
-
-
-
-
-
-40°C
-
-
125°C
-
-
9.5mm
5.5mm
RoHS
WE‑BMS
7.6 mm
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-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
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Also available in industry standard packaging
RS Stock No.: 245-8577Brand: Wurth ElektronikManufacturers Part No.: 74941302

€ 3.92

€ 3.92 Each (ex VAT)

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1

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1€ 3.92
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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-40°C
-
-
125°C
-
-
15.4mm
3.45mm
RoHS
WE‑BMS
9.45 mm
-
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
Also available in industry standard packaging
RS Stock No.: 245-8582Brand: Wurth ElektronikManufacturers Part No.: 74942301

€ 5.83

€ 5.83 Each (ex VAT)

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1

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1€ 5.83
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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-40°C
-
-
125°C
-
-
14.9mm
3.45mm
RoHS
WE‑BMS
15.1 mm
-
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
Also available in industry standard packaging
RS Stock No.: 245-8579Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 5.99

€ 5.99 Each (ex VAT)

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1

Available in multiples of 1
1€ 5.99
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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-40°C
-
-
125°C
-
-
14.7mm
4.75mm
RoHS
WE‑BMS
15.1 mm
-
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8576Brand: Wurth ElektronikManufacturers Part No.: 74941302

€ 2,557.65

€ 3.009 Each (On a Reel of 850) (ex VAT)

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850

Available in multiples of 850
850€ 3.009
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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-40°C
-
-
125°C
-
-
15.4mm
3.45mm
RoHS
WE‑BMS
9.45 mm
-
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8578Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 2,171.79

€ 4.826 Each (On a Reel of 450) (ex VAT)

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450

Available in multiples of 450
450€ 4.826
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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-40°C
-
-
125°C
-
-
14.7mm
4.75mm
RoHS
WE‑BMS
15.1 mm
-
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
Also available in industry standard packaging
RS Stock No.: 245-8575Brand: Wurth ElektronikManufacturers Part No.: 74941300

€ 3.92

€ 3.92 Each (ex VAT)

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1

Available in multiples of 1
1€ 3.92
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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-40°C
-
-
125°C
-
-
9.5mm
5.5mm
RoHS
WE‑BMS
7.6 mm
-
-
-
-
-
-
1kV
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Surface Telecom Transformer 1:1 Turns Ratio, 450 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8581Brand: Wurth ElektronikManufacturers Part No.: 74942301

€ 2,784.21

€ 5.062 Each (On a Reel of 550) (ex VAT)

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550

Available in multiples of 550
550€ 5.062
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Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-40°C
-
-
125°C
-
-
14.9mm
3.45mm
RoHS
WE‑BMS
15.1 mm
-
-
-
-
-
-
1kV
Wurth Elektronik Telecom Transformer 1:1 Turns Ratio, 350 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Telecom Transformer 1:1 Turns Ratio, 350 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8586Brand: Wurth ElektronikManufacturers Part No.: 749600010

€ 16.74

€ 16.74 Each (ex VAT)

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1

Available in multiples of 1
1€ 16.74
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Wurth Elektronik
-
Telecom Transformer
350μH
-
450mΩ
-
-
-
-1.3dB
1:1
-
-
-
-
-
-
-
-40°C
-
-
125°C
-
-
-
-
RoHS Approval (2011/65/EU&2015/863), REACh Approval Conform or declared ((EC)1907/2006)
WE‑BMS
-
-
-
-
-
-
-
1kV
Wurth Elektronik Telecom Transformer 1:1 Turns Ratio, 350 μH Prim. Inductance, 450mΩ Prim. Resistance
Wurth Elektronik Telecom Transformer 1:1 Turns Ratio, 350 μH Prim. Inductance, 450mΩ Prim. Resistance
Add to parts list
RS Stock No.: 245-8585Brand: Wurth ElektronikManufacturers Part No.: 749600010

€ 708.94

€ 17.724 Each (In a Tray of 40) (ex VAT)

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40

Available in multiples of 40
40€ 17.724
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Wurth Elektronik
-
Telecom Transformer
350μH
-
450mΩ
-
-
-
-1.3dB
1:1
-
-
-
-
-
-
-
-40°C
-
-
125°C
-
-
-
-
RoHS Approval (2011/65/EU&2015/863), REACh Approval Conform or declared ((EC)1907/2006)
WE‑BMS
-
-
-
-
-
-
-
1kV
OEP Through Hole Pulse Transformer 1:1 Turns Ratio, 1.9 h Prim. Inductance, 32Ω Prim. Resistance
OEP Through Hole Pulse Transformer 1:1 Turns Ratio, 1.9 h Prim. Inductance, 32Ω Prim. Resistance
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RS Stock No.: 533-0176Brand: OEPManufacturers Part No.: Z1640E

€ 9.61

€ 9.61 Each (ex VAT)

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1

Available in multiples of 1
1€ 9.61
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OEP
-
Pulse Transformer
1.9h
-
32Ω
-
42Ω
-
1.1dB
1:1
-
Through Hole
-
1.6mH
-
-
-
-
-
-
-
-
4kHz
18mm
18mm
RoHS
-
14.5 mm
-
200Hz
-
-
-
-
-
Schaffner Through Hole Pulse Transformer 1:1 Turns Ratio, 8 mH Prim. Inductance
Schaffner Through Hole Pulse Transformer 1:1 Turns Ratio, 8 mH Prim. Inductance
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RS Stock No.: 173-6340Brand: SchaffnerManufacturers Part No.: IT245

€ 8.26

€ 8.26 Each (ex VAT)

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1

Available in multiples of 1
1€ 8.26
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Schaffner
-
Pulse Transformer
8mH
-
-
3A
-
-
-
1:1
-
Through Hole
-
-
-
-
-
-25°C
-
-
70°C
-
500kHz
16.7mm
11.3mm
UL 94 V-0, VDE 110b
IT
17.6 mm
220g
-
-
-
-
-
8kV
Murata Power Solutions Through Hole Pulse Transformer 0.0423611111 Turns Ratio, 2 mH Prim. Inductance, 1Ω Prim.
Murata Power Solutions Through Hole Pulse Transformer 0.0423611111 Turns Ratio, 2 mH Prim. Inductance, 1Ω Prim.
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RS Stock No.: 544-2471Brand: Murata Power SolutionsManufacturers Part No.: 78250C

€ 3.32

€ 3.32 Each (ex VAT)

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1

Available in multiples of 1
1€ 3.32
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Murata Power Solutions
-
Pulse Transformer
2mH
-
1Ω
300mA
1Ω
-
-
0.0423611111
-
Through Hole
-
3μH
-
-
-
-40°C
6
-
85°C
-
-
9mm
-
RoHS, UL
78250
10.19 mm
1g
-
Pin
-
-
-
4kVrms
OEP Through Hole Pulse Transformer 1:1 Turns Ratio, 4.15 h Prim. Inductance, 65Ω Prim. Resistance
OEP Through Hole Pulse Transformer 1:1 Turns Ratio, 4.15 h Prim. Inductance, 65Ω Prim. Resistance
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RS Stock No.: 210-6223Brand: OEPManufacturers Part No.: OEP1200

€ 4.18

€ 4.18 Each (ex VAT)

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1

Available in multiples of 1
1€ 4.18
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OEP
-
Pulse Transformer
4.15h
-
65Ω
-
65Ω
-
1.3dB
1:1
-
Through Hole
-
20mH
-
-
-
0°C
-
-
70°C
-
4kHz
18mm
12.5mm
BS6305, BABT CR/0126, EN41003, EN60950
-
18 mm
-
300Hz
-
-
-
-
5kV

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