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

€ 61.70

€ 1.234 Each (In a Tube of 50) (ex VAT)

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50

Available in multiples of 50
50€ 1.234
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Murata Power Solutions
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10mH
Pulse Transformer
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-
-
-
-
-
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

€ 2.90

€ 2.90 Each (ex VAT)

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1

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1€ 2.90
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Murata Power Solutions
-
10mH
Pulse Transformer
-
-
-
-
-
-
1:1
-
Surface
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-
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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.: 279-8049Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JC

€ 60.50

€ 1.21 Each (In a Tube of 50) (ex VAT)

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50

Available in multiples of 50
50€ 1.21
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Murata Power Solutions
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10mH
Pulse Transformer
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-
-
-
-
-
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.: 279-8050Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JC

€ 1.85

€ 1.85 Each (ex VAT)

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1

Available in multiples of 1
1€ 1.85
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Murata Power Solutions
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10mH
Pulse Transformer
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-
-
-
-
-
1:1
-
Surface
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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

€ 119.81

€ 3.994 Each (In a Box of 30) (ex VAT)

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30

Available in multiples of 30
30€ 3.994
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Murata Power Solutions
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12mH
Pulse Transformer
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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

€ 4.72

€ 4.72 Each (ex VAT)

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1

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1€ 4.72
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Murata Power Solutions
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12mH
Pulse Transformer
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-
-
-
-
-
2:1:1
-
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

€ 1,215.67

€ 1.87 Each (On a Reel of 650) (ex VAT)

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650

Available in multiples of 650
650€ 1.87
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Wurth Elektronik
-
450μH
Telecom Transformer
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
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-
-
-
-
-
-40°C
-
125°C
-
RoHS
-
9.5mm
-
5.5mm
7.6 mm
WE‑BMS
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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
Add to parts list
Also available in industry standard packaging
RS Stock No.: 245-8577Brand: Wurth ElektronikManufacturers Part No.: 74941302

€ 3.01

€ 3.01 Each (ex VAT)

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1

Available in multiples of 1
1€ 3.01
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Wurth Elektronik
-
450μH
Telecom Transformer
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
RoHS
-
15.4mm
-
3.45mm
9.45 mm
WE‑BMS
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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
Add to parts list
Also available in industry standard packaging
RS Stock No.: 245-8582Brand: Wurth ElektronikManufacturers Part No.: 74942301

€ 4.49

€ 4.49 Each (ex VAT)

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1

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1€ 4.49
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Wurth Elektronik
-
450μH
Telecom Transformer
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
RoHS
-
14.9mm
-
3.45mm
15.1 mm
WE‑BMS
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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
Add to parts list
Also available in industry standard packaging
RS Stock No.: 245-8579Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 4.62

€ 4.62 Each (ex VAT)

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1

Available in multiples of 1
1€ 4.62
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Wurth Elektronik
-
450μH
Telecom Transformer
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
RoHS
-
14.7mm
-
4.75mm
15.1 mm
WE‑BMS
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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
Add to parts list
RS Stock No.: 245-8578Brand: Wurth ElektronikManufacturers Part No.: 74942300

€ 1,310.15

€ 2.911 Each (On a Reel of 450) (ex VAT)

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450

Available in multiples of 450
450€ 2.911
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Wurth Elektronik
-
450μH
Telecom Transformer
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
RoHS
-
14.7mm
-
4.75mm
15.1 mm
WE‑BMS
-
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

€ 1,488.91

€ 1.752 Each (On a Reel of 850) (ex VAT)

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850

Available in multiples of 850
850€ 1.752
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Wurth Elektronik
-
450μH
Telecom Transformer
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
RoHS
-
15.4mm
-
3.45mm
9.45 mm
WE‑BMS
-
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

€ 3.01

€ 3.01 Each (ex VAT)

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1

Available in multiples of 1
1€ 3.01
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Wurth Elektronik
-
450μH
Telecom Transformer
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
RoHS
-
9.5mm
-
5.5mm
7.6 mm
WE‑BMS
-
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

€ 1,724.86

€ 3.136 Each (On a Reel of 550) (ex VAT)

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550

Available in multiples of 550
550€ 3.136
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Wurth Elektronik
-
450μH
Telecom Transformer
450mΩ
-
-
-
-
-0.25dB
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
RoHS
-
14.9mm
-
3.45mm
15.1 mm
WE‑BMS
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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

€ 12.90

€ 12.90 Each (ex VAT)

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1

Available in multiples of 1
1€ 12.90
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Wurth Elektronik
-
350μH
Telecom Transformer
450mΩ
-
-
-
-
-1.3dB
1:1
-
-
-
-
-
-
-
-
-40°C
-
125°C
-
RoHS Approval (2011/65/EU&2015/863), REACh Approval Conform or declared ((EC)1907/2006)
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-
-
-
-
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

€ 426.65

€ 10.666 Each (In a Tray of 40) (ex VAT)

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40

Available in multiples of 40
40€ 10.666
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Wurth Elektronik
-
350μH
Telecom Transformer
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

€ 7.40

€ 7.40 Each (ex VAT)

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1

Available in multiples of 1
1€ 7.40
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OEP
-
1.9h
Pulse Transformer
32Ω
-
-
42Ω
-
1.1dB
1:1
-
Through Hole
-
-
1.6mH
-
-
-
-
-
-
-
RoHS
-
18mm
4kHz
18mm
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
Add to parts list
RS Stock No.: 173-6340Brand: SchaffnerManufacturers Part No.: IT245

€ 6.36

€ 6.36 Each (ex VAT)

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1

Available in multiples of 1
1€ 6.36
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Schaffner
-
8mH
Pulse Transformer
-
-
3A
-
-
-
1:1
-
Through Hole
-
-
-
-
-
-
-25°C
-
70°C
-
UL 94 V-0, VDE 110b
220g
16.7mm
500kHz
11.3mm
17.6 mm
IT
-
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

€ 2.55

€ 2.55 Each (ex VAT)

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1

Available in multiples of 1
1€ 2.55
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Murata Power Solutions
-
2mH
Pulse Transformer
1Ω
-
300mA
1Ω
-
-
0.0423611111
-
Through Hole
-
-
3μH
-
-
-
-40°C
6
85°C
-
RoHS, UL
1g
9mm
-
-
10.19 mm
78250
-
4kVrms
-
-
-
Pin
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

€ 3.22

€ 3.22 Each (ex VAT)

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1

Available in multiples of 1
1€ 3.22
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OEP
-
4.15h
Pulse Transformer
65Ω
-
-
65Ω
-
1.3dB
1:1
-
Through Hole
-
-
20mH
-
-
-
0°C
-
70°C
-
BS6305, BABT CR/0126, EN41003, EN60950
-
18mm
4kHz
12.5mm
18 mm
-
300Hz
5kV
-
-
-
-

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