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)
TE Connectivity PCB Pulse Transformer 2:1:1 Turns Ratio, 330 mH Prim. Inductance
TE Connectivity PCB Pulse Transformer 2:1:1 Turns Ratio, 330 mH Prim. Inductance
Add to parts list
RS Stock No.: 788-183Brand: TE ConnectivityManufacturers Part No.: 800069-SF

€ 379.01

€ 379.01 1 Bag of 50 (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 379.01
Add to basket
TE Connectivity
Pulse Transformer
330mH
-
-
-
0.25A
-
-
-
-
2:1:1
-
PCB
-
-
-
-
-
-
-25°C
-
75°C
500kHz
17mm
RoHS
IT
6g
-
16.7mm
40kHz
-
PCB Terminal
-
4kV
-
EPCOS Surface Pulse Transformer 1 : 0.22 :0.78 Turns Ratio, 4.1 μH Prim. Inductance, 75mΩ Prim. Resistance
EPCOS Surface Pulse 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.: B78308X0001

€ 71.54

€ 71.54 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 71.54
Add to basket
Epcos
Pulse Transformer
4.1μH
-
75mΩ
-
-
-
-
-
-
1 : 0.22 :0.78
-
Surface
-
-
-
-
-
-
-40°C
-
150°C
500kHz
15.8mm
IEC 60664-1, 61558-2-16
E13 EMHV
-
11.4mm
12.90mm
100kHz
-
-
-
3000V ac
-
EPCOS Surface Pulse Transformer 1 : 1 :8.42 Turns Ratio, 3 mH Prim. Inductance, 23Ω Prim. Resistance
EPCOS Surface Pulse 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.: B78416X0001

€ 71.54

€ 71.54 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 71.54
Add to basket
Epcos
Pulse Transformer
3mH
-
23Ω
-
-
-
-
-
-
1 : 1 :8.42
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
300kHz
7.6mm
RoHS, AEC-Q200
EP6
-
7.10mm
8.8mm
50kHz
-
-
-
200Vrms
-
EPCOS Surface Pulse Transformer 1:1.08 Turns Ratio, 100 μH Prim. Inductance
EPCOS Surface Pulse Transformer 1:1.08 Turns Ratio, 100 μH Prim. Inductance
Add to parts list
RS Stock No.: 475-543Brand: EPCOSManufacturers Part No.: B78307X0001

€ 75.93

€ 75.93 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 75.93
Add to basket
Epcos
Pulse Transformer
100μH
-
-
-
-
-
-
-
-
1:1.08
-
Surface
-
-
-
-
-
-
-40°C
-
150°C
500kHz
13.15mm
RoHS
E10 EM
-
11.35mm
11.70mm
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.: 279-8049Brand: Murata Power SolutionsManufacturers Part No.: 78615/9JC

€ 100.40

€ 2.008 Each (In a Tube of 50) (Exc. Vat)

Check stock

50

Available in multiples of 50
50€ 2.008
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.: 78615/9JC

€ 2.45

€ 2.45 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 2.45
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.: 279-8047Brand: Murata Power SolutionsManufacturers Part No.: 78601/9JC

€ 103.54

€ 2.071 Each (In a Tube of 50) (Exc. Vat)

Check stock

50

Available in multiples of 50
50€ 2.071
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.: 78601/9JC

€ 3.83

€ 3.83 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 3.83
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.: 1003C

€ 199.54

€ 6.652 Each (In a Box of 30) (Exc. Vat)

Check stock

30

Available in multiples of 30
30€ 6.652
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.: 1003C

€ 7.91

€ 7.91 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 7.91
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
Also available in industry standard packaging
RS Stock No.: 245-8575Brand: Wurth ElektronikManufacturers Part No.: 74941300

€ 3.95

€ 3.95 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 3.95
Add to basket
Wurth Elektronik
Telecom Transformer
450μH
-
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
9.5mm
RoHS
WE‑BMS
-
5.5mm
7.6mm
-
-
-
-
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

€ 6.02

€ 6.02 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 6.02
Add to basket
Wurth Elektronik
Telecom Transformer
450μH
-
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
14.7mm
RoHS
WE‑BMS
-
4.75mm
15.1mm
-
-
-
-
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

€ 2,453.52

€ 2.886 Each (On a Reel of 850) (Exc. Vat)

Check stock

850

Available in multiples of 850
850€ 2.886
Add to basket
Wurth Elektronik
Telecom Transformer
450μH
-
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
15.4mm
RoHS
WE‑BMS
-
3.45mm
9.45mm
-
-
-
-
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

€ 2,830.02

€ 5.146 Each (On a Reel of 550) (Exc. Vat)

Check stock

550

Available in multiples of 550
550€ 5.146
Add to basket
Wurth Elektronik
Telecom Transformer
450μH
-
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
14.9mm
RoHS
WE‑BMS
-
3.45mm
15.1mm
-
-
-
-
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

€ 3.95

€ 3.95 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 3.95
Add to basket
Wurth Elektronik
Telecom Transformer
450μH
-
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
15.4mm
RoHS
WE‑BMS
-
3.45mm
9.45mm
-
-
-
-
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

€ 5.84

€ 5.84 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 5.84
Add to basket
Wurth Elektronik
Telecom Transformer
450μH
-
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
14.9mm
RoHS
WE‑BMS
-
3.45mm
15.1mm
-
-
-
-
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

€ 2,146.05

€ 4.769 Each (On a Reel of 450) (Exc. Vat)

Check stock

450

Available in multiples of 450
450€ 4.769
Add to basket
Wurth Elektronik
Telecom Transformer
450μH
-
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
14.7mm
RoHS
WE‑BMS
-
4.75mm
15.1mm
-
-
-
-
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.: 245-8573Brand: Wurth ElektronikManufacturers Part No.: 74941300

€ 1,998.59

€ 3.075 Each (On a Reel of 650) (Exc. Vat)

Check stock

650

Available in multiples of 650
650€ 3.075
Add to basket
Wurth Elektronik
Telecom Transformer
450μH
-
450mΩ
-
-
-
-
-0.25dB
-
1:1
-
Surface
-
-
-
-
-
-
-40°C
-
125°C
-
9.5mm
RoHS
WE‑BMS
-
5.5mm
7.6mm
-
-
-
-
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

€ 702.80

€ 17.57 Each (In a Tray of 40) (Exc. Vat)

Check stock

40

Available in multiples of 40
40€ 17.57
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.: 245-8586Brand: Wurth ElektronikManufacturers Part No.: 749600010

€ 21.21

€ 21.21 Each (Exc. Vat)

Check stock

1

Available in multiples of 1
1€ 21.21
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
-

...