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...

Showing 1-20 of 214 products

Filter

Sort

Filter

Sort

Relevance
Price (high-low)
Price (low-high)
EPCOS Surface Telecom Transformer 1 : 0.22 :0.78 Turns Ratio, 4.1 μH Prim. Inductance, 75mΩ Prim. Resistance
EPCOS Surface Telecom Transformer 1 : 0.22 :0.78 Turns Ratio, 4.1 μH Prim. Inductance, 75mΩ Prim. Resistance
Add to parts list
RS Stock No.: 475-544Brand: EPCOSManufacturers Part No.: B78308X0001HSN Code: 85043129

SR 252.29

SR 252.29 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 252.29
Add to basket
Epcos
-
Telecom Transformer
4.1μH
-
75mΩ
-
-
-
-
-
1 : 0.22 :0.78
Surface
-
-
-
-
-
-
-40°C
-
-
150°C
12.90 mm
IEC 60664-1, 61558-2-16
15.8mm
11.4mm
500kHz
E13 EMHV
-
100kHz
-
-
-
3000V ac
-
EPCOS Surface Telecom Transformer 1 : 1 :8.42 Turns Ratio, 3 mH Prim. Inductance, 23Ω Prim. Resistance
EPCOS Surface Telecom Transformer 1 : 1 :8.42 Turns Ratio, 3 mH Prim. Inductance, 23Ω Prim. Resistance
Add to parts list
RS Stock No.: 475-545Brand: EPCOSManufacturers Part No.: B78416X0001HSN Code: 85043129

SR 252.29

SR 252.29 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 252.29
Add to basket
Epcos
-
Telecom Transformer
3mH
-
23Ω
-
-
-
-
-
1 : 1 :8.42
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
8.8 mm
RoHS, AEC-Q200
7.6mm
7.10mm
300kHz
EP6
-
50kHz
-
-
-
200Vrms
-
EPCOS Surface Telecom Transformer 1:1.08 Turns Ratio, 100 μH Prim. Inductance
EPCOS Surface Telecom Transformer 1:1.08 Turns Ratio, 100 μH Prim. Inductance
Add to parts list
RS Stock No.: 475-543Brand: EPCOSManufacturers Part No.: B78307X0001HSN Code: 85043129

SR 262.36

SR 262.36 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 262.36
Add to basket
Epcos
-
Telecom Transformer
100μH
-
-
-
-
-
-
-
1:1.08
Surface
-
-
-
-
-
-
-40°C
-
-
150°C
11.70 mm
RoHS
13.15mm
11.35mm
500kHz
E10 EM
-
100kHz
-
-
-
3000V ac
-
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
Add to parts list
RS Stock No.: 279-8047Brand: Murata Power SolutionsManufacturers Part No.: 78601/9JCHSN Code: 85043129

SR 464.02

SR 9.28 Each (In a Tube of 50) (ex VAT)

Check stock

50

Available in multiples of 50
50SR 9.28
Add to basket
Murata Power Solutions
-
Pulse Transformer
10mH
-
-
-
-
-
-
-
1:1
Surface
-
-
-
-
-
-
-
-
-
-
-
No
-
-
-
-
-
-
-
-
-
-
-
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
Add to parts list
RS Stock No.: 279-8048Brand: Murata Power SolutionsManufacturers Part No.: 78601/9JCHSN Code: 85043129

SR 21.42

SR 21.42 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 21.42
Add to basket
Murata Power Solutions
-
Pulse Transformer
10mH
-
-
-
-
-
-
-
1:1
Surface
-
-
-
-
-
-
-
-
-
-
-
No
-
-
-
-
-
-
-
-
-
-
-
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
Add to parts list
RS Stock No.: 279-8049Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JCHSN Code: 85043129

SR 455.98

SR 9.12 Each (In a Tube of 50) (ex VAT)

Check stock

50

Available in multiples of 50
50SR 9.12
Add to basket
Murata Power Solutions
-
Pulse Transformer
10mH
-
-
-
-
-
-
-
1:1
Surface
-
-
-
-
-
-
-
-
-
-
-
No
-
-
-
-
-
-
-
-
-
-
-
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
Add to parts list
RS Stock No.: 279-8050Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JCHSN Code: 85043129

SR 13.70

SR 13.70 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 13.70
Add to basket
Murata Power Solutions
-
Pulse Transformer
10mH
-
-
-
-
-
-
-
1:1
Surface
-
-
-
-
-
-
-
-
-
-
-
No
-
-
-
-
-
-
-
-
-
-
-
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
Add to parts list
RS Stock No.: 279-8016Brand: Murata Power SolutionsManufacturers Part No.: 1003CHSN Code: 85043129

SR 903.90

SR 30.13 Each (In a Box of 30) (ex VAT)

Check stock

30

Available in multiples of 30
30SR 30.13
Add to basket
Murata Power Solutions
-
Pulse Transformer
12mH
-
-
-
-
-
-
-
2:1:1
Through Hole
-
-
-
-
-
-
-
-
-
-
-
No
-
-
-
-
-
-
-
-
-
-
-
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
Add to parts list
RS Stock No.: 279-8017Brand: Murata Power SolutionsManufacturers Part No.: 1003CHSN Code: 85043129

SR 35.43

SR 35.43 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 35.43
Add to basket
Murata Power Solutions
-
Pulse Transformer
12mH
-
-
-
-
-
-
-
2:1:1
Through Hole
-
-
-
-
-
-
-
-
-
-
-
No
-
-
-
-
-
-
-
-
-
-
-
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.: 245-8573Brand: Wurth ElektronikManufacturers Part No.: 74941300HSN Code: 85043180

SR 8,955.05

SR 13.777 Each (On a Reel of 650) (ex VAT)

Check stock

650

Available in multiples of 650
650SR 13.777
Add to basket
Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
7.6 mm
RoHS
9.5mm
5.5mm
-
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.: 245-8577Brand: Wurth ElektronikManufacturers Part No.: 74941302HSN Code: 85043180

SR 22.26

SR 22.26 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 22.26
Add to basket
Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
9.45 mm
RoHS
15.4mm
3.45mm
-
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.: 245-8582Brand: Wurth ElektronikManufacturers Part No.: 74942301HSN Code: 85043180

SR 33.19

SR 33.19 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 33.19
Add to basket
Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
15.1 mm
RoHS
14.9mm
3.45mm
-
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.: 245-8579Brand: Wurth ElektronikManufacturers Part No.: 74942300HSN Code: 85043180

SR 34.11

SR 34.11 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 34.11
Add to basket
Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
15.1 mm
RoHS
14.7mm
4.75mm
-
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.: 245-8578Brand: Wurth ElektronikManufacturers Part No.: 74942300HSN Code: 85043180

SR 9,801.45

SR 21.781 Each (On a Reel of 450) (ex VAT)

Check stock

450

Available in multiples of 450
450SR 21.781
Add to basket
Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
15.1 mm
RoHS
14.7mm
4.75mm
-
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.: 74941300HSN Code: 85043180

SR 22.26

SR 22.26 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 22.26
Add to basket
Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
7.6 mm
RoHS
9.5mm
5.5mm
-
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.: 74942301HSN Code: 85043180

SR 12,700.60

SR 23.092 Each (On a Reel of 550) (ex VAT)

Check stock

550

Available in multiples of 550
550SR 23.092
Add to basket
Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
15.1 mm
RoHS
14.9mm
3.45mm
-
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.: 74941302HSN Code: 85043180

SR 11,192.38

SR 13.168 Each (On a Reel of 850) (ex VAT)

Check stock

850

Available in multiples of 850
850SR 13.168
Add to basket
Wurth Elektronik
-
Telecom Transformer
450μH
-
450mΩ
-
-
-
-0.25dB
-
1:1
Surface
-
-
-
-
-
-
-40°C
-
-
125°C
9.45 mm
RoHS
15.4mm
3.45mm
-
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.: 245-8586Brand: Wurth ElektronikManufacturers Part No.: 749600010HSN Code: 85043180

SR 94.99

SR 94.99 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 94.99
Add to basket
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.: 749600010HSN Code: 85043180

SR 3,191.94

SR 79.798 Each (In a Tray of 40) (ex VAT)

Check stock

40

Available in multiples of 40
40SR 79.798
Add to basket
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
Add to parts list
RS Stock No.: 533-0176Brand: OEPManufacturers Part No.: Z1640EHSN Code: 85043180

SR 62.49

SR 62.49 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 62.49
Add to basket
OEP
-
Pulse Transformer
1.9h
-
32Ω
-
-
42Ω
1.1dB
-
1:1
Through Hole
-
1.6mH
-
-
-
-
-
-
-
-
14.5 mm
RoHS
18mm
18mm
4kHz
-
-
200Hz
-
-
-
-
-

...