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Bel Audio Transformers / Signal Transformers

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Part #

Audio Transformers / Signal Transformers ROHS 1000BASE-T 1CT:1CT W/BST EXT TEMP TOPPER

S558-5999-AC-F
Bel Magnetic Solutions
1: ¥1,053.1
244In Stock
640Expected 10/16/2026

Mfr. Part #
S558-5999-AC-F

Mouser Part #
530-S558-5999-AC-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS 1000BASE-T 1CT:1CT W/BST EXT TEMP TOPPER

Datasheet

244In Stock

640Expected 10/16/2026

Cut Tape

¥1,053.1

¥835.5

¥802.3

¥777.3

Reel

¥664.4

View

MouseReel Available

Min.: 1
Mult.: 1

: 320

LAN Transformers

Module

SMD/SMT

30 MHz to 100 MHz

350 uH

- 40 C

+ 85 C

Single

1000 Base-T

15.24 mm

13.26 mm

6.35 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Transformer

S558-5999-T5-F
Bel Magnetic Solutions
1: ¥340.5
282In Stock
2,700Expected 10/16/2026

Mfr. Part #
S558-5999-T5-F

Mouser Part #
530-S558-5999-T5-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers Transformer

Learn More

Datasheet

282In Stock

2,700Expected 10/16/2026

Cut Tape

¥340.5

¥308.9

¥287.4

¥272.4

Reel

¥234.2

View

MouseReel Available

Min.: 1
Mult.: 1

: 900

LAN Transformers

Module

SMD/SMT

350 uH

- 40 C

+ 85 C

Single

10/100 Base-T

12.32 mm

7.24 mm

5.71 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers VOIP MODULE 1CT:1CT SHARE CMC ROHS TOPPER

S558-5500-25-F
Bel Magnetic Solutions
1: ¥320.6
50,549On Order

Mfr. Part #
S558-5500-25-F

Mouser Part #
530-S558-5500-25-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers VOIP MODULE 1CT:1CT SHARE CMC ROHS TOPPER

Datasheet

50,549On Order

Cut Tape

¥320.6

¥290.7

¥270.7

¥260.8

Reel

¥222.6

View

MouseReel Available

Min.: 1
Mult.: 1

: 900

LAN Transformers

Module

SMD/SMT

100 kHz to 100 MHz

350 uH

0 C

+ 70 C

Single

10/100 Base-T PoE

12.32 mm

7.24 mm

5.71 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers ROHS 10GBASE-T MAGNETICS MODULE 1CT:1CT TOPPER

S558-10GB-10
Bel Magnetic Solutions
1: ¥2,802.1
580Expected 9/4/2026

Mfr. Part #
S558-10GB-10

Mouser Part #
530-S558-10GB-10

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS 10GBASE-T MAGNETICS MODULE 1CT:1CT TOPPER

Datasheet

580Expected 9/4/2026

Cut Tape

¥2,802.1

¥2,234

¥2,101.2

¥1,948.4

Reel

¥1,840.4

View

Min.: 1
Mult.: 1

: 300

Reel, Cut Tape

Audio Transformers / Signal Transformers 60W 10GIG PoE TRANSFORMER

S558-10GB-22
Bel Magnetic Solutions
1: ¥1,126.2
1,154Expected 9/4/2026

Mfr. Part #
S558-10GB-22

Mouser Part #
530-S558-10GB-22

Bel Magnetic Solutions

Audio Transformers / Signal Transformers 60W 10GIG PoE TRANSFORMER

Datasheet

1,154Expected 9/4/2026

Cut Tape

¥1,126.2

¥896.9

¥843.8

¥784

Reel

¥722.5

View

Min.: 1
Mult.: 1

: 300

Reel, Cut Tape

Audio Transformers / Signal Transformers XFRMR LAN 2.5G 60W POE SMD

S558-5500-JD
Bel Magnetic Solutions
1: ¥656.1
1,520On Order

Mfr. Part #
S558-5500-JD

Mouser Part #
530-S558-5500-JD

Bel Magnetic Solutions

Audio Transformers / Signal Transformers XFRMR LAN 2.5G 60W POE SMD

Learn More

Datasheet

1,520On Order

Cut Tape

¥656.1

¥586.3

¥553.1

¥534.8

Reel

¥420.2

View

Min.: 1
Mult.: 1

: 380

PoE Transformers

SMD/SMT

1 MHz to 150 MHz

0 C

+ 70 C

Quad

PoE

17.53 mm

12.19 mm

5.71 mm

Reel, Cut Tape

Audio Transformers / Signal Transformers Transformer

S558-5999-AB-F
Bel Magnetic Solutions
1: ¥656.1
4,739On Order

Mfr. Part #
S558-5999-AB-F

Mouser Part #
530-S558-5999-AB-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers Transformer

Learn More

Datasheet

4,739On Order

Cut Tape

¥656.1

¥593

¥569.7

¥551.5

Reel

¥495

View

MouseReel Available

Min.: 1
Mult.: 1

: 320

LAN Transformers

Module

SMD/SMT

100 kHz to 125 MHz

350 uH

- 40 C

+ 85 C

Single

1000 Base-T

15.24 mm

13.26 mm

6.35 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers ROHS 1000BT MODULE 1CT:1CT EXTENDED TEMP TOPPER

S558-5999-AR-F
Bel Magnetic Solutions
1: ¥790.6
1,075On Order

Mfr. Part #
S558-5999-AR-F

Mouser Part #
530-S558-5999-AR-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS 1000BT MODULE 1CT:1CT EXTENDED TEMP TOPPER

Datasheet

1,075On Order

Cut Tape

¥790.6

¥622.9

¥598

¥579.7

Reel

¥446.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 380

LAN Transformers

Module

SMD/SMT

100 kHz to 125 MHz

350 uH

- 40 C

+ 85 C

Single

1000 Base-T

17.53 mm

12.19 mm

5.71 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers ROHS 1000BT MODULE 1CT:1CT EXTENDED TEMP TOPPER

S558-5999-BQ-F
Bel Magnetic Solutions
1: ¥1,274
1,680On Order

Mfr. Part #
S558-5999-BQ-F

Mouser Part #
530-S558-5999-BQ-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS 1000BT MODULE 1CT:1CT EXTENDED TEMP TOPPER

Datasheet

1,680On Order

Cut Tape

¥1,274

¥1,076.3

¥1,009.9

¥956.7

Reel

¥896.9

View

Min.: 1
Mult.: 1

: 240

Reel, Cut Tape

Audio Transformers / Signal Transformers Transformer

S558-5999-M8-F
Bel Magnetic Solutions
1: ¥677.7
720Expected 9/25/2026

Mfr. Part #
S558-5999-M8-F

Mouser Part #
530-S558-5999-M8-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers Transformer

Learn More

Datasheet

720Expected 9/25/2026

Cut Tape

¥677.7

¥509.9

¥473.4

¥458.4

Reel

¥392

View

MouseReel Available

Min.: 1
Mult.: 1

: 380

LAN Transformers

Module

SMD/SMT

100 kHz to 125 MHz

350 uH

0 C

+ 70 C

Single

1000 Base-T

17.53 mm

12.19 mm

5.71 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers ROHS S553-0716-00 TOPPER

S553-0716-00-F
Bel Magnetic Solutions
1,800: ¥259.1
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S553-0716-00-F

Mouser Part #
530-S553-0716-00-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS S553-0716-00 TOPPER

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥259.1

¥249.2

Min.: 1,800
Mult.: 900

: 900

Reel

Audio Transformers / Signal Transformers ROHS 10BT XFMR + CMC 1CT:1CT,1CT:2CT TOPPER

S553-5999-86-F
Bel Magnetic Solutions
1,800: ¥219.3
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S553-5999-86-F

Mouser Part #
530-S553-5999-86-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS 10BT XFMR + CMC 1CT:1CT,1CT:2CT TOPPER

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥219.3

¥214.3

Min.: 1,800
Mult.: 900

: 900

Reel

Audio Transformers / Signal Transformers ROHS T1/E1 XF TX=1CT:2.4/ 2 RX=1CT:1/0.79 TOPPER

S553-6500-A5-F
Bel Magnetic Solutions
1,800: ¥299
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S553-6500-A5-F

Mouser Part #
530-S553-6500-A5-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS T1/E1 XF TX=1CT:2.4/ 2 RX=1CT:1/0.79 TOPPER

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥299

Min.: 1,800
Mult.: 900

: 900

LAN Isolation Transformers

Module

Single

10/100/1000 Base-T

Reel

Audio Transformers / Signal Transformers ROHS DS3/E3/STS-1 XF MODULE 1:1 TOPPER

S554-6500-25-F
Bel Magnetic Solutions
1,800: ¥181
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S554-6500-25-F

Mouser Part #
530-S554-6500-25-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS DS3/E3/STS-1 XF MODULE 1:1 TOPPER

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥181

¥172.7

Min.: 1,800
Mult.: 900

: 900

LAN Transformers

Module

SMD/SMT

80 uH

1.5 kVrms

- 40 C

+ 85 C

Single

DS3/E3/STS-1

7.62 mm

7.24 mm

5.72 mm

Reel

Audio Transformers / Signal Transformers ROHS 10GIGABIT MODULE 1CT:1CT TOPPER

S558-10GB-05
Bel Magnetic Solutions
600: ¥1,440.1
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S558-10GB-05

Mouser Part #
530-S558-10GB-05

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS 10GIGABIT MODULE 1CT:1CT TOPPER

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥1,440.1

Min.: 600
Mult.: 300

: 300

Reel

Audio Transformers / Signal Transformers 4 CHANNEL , PHY-SIDE 3WCMCS FOR POEP

S558-10GB-15
Bel Magnetic Solutions
1: ¥2,066.3
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S558-10GB-15

Mouser Part #
530-S558-10GB-15

Bel Magnetic Solutions

Audio Transformers / Signal Transformers 4 CHANNEL , PHY-SIDE 3WCMCS FOR POEP

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥2,066.3

¥1,646.1

¥1,548.1

¥1,489.9

Reel

¥1,264

Quote

Min.: 1
Mult.: 1

: 300

PoE Transformers

SMD/SMT

1 MHz to 600 MHz

0 C

+ 70 C

Quad

10G PoE

15.49 mm

15.24 mm

7.37 mm

Reel, Cut Tape

Audio Transformers / Signal Transformers 10GBaseT Lan Magnetic 60W PoE Single -40 +85C

S558-10GB-28
Bel Magnetic Solutions
600: ¥750.8
Non-Stocked
New Product

Mfr. Part #
S558-10GB-28

Mouser Part #
530-S558-10GB-28

New Product

Bel Magnetic Solutions

Audio Transformers / Signal Transformers 10GBaseT Lan Magnetic 60W PoE Single -40 +85C

Datasheet

Non-Stocked

Cut Tape

¥750.8

¥656.1

¥624.5

Min.: 600
Mult.: 300

: 300

S558

Reel

Audio Transformers / Signal Transformers 10GBaseT Lan Magnetic 100W PoE Single -40 +85C

S558-10GB-29
Bel Magnetic Solutions
600: ¥908.6
Non-Stocked
New Product

Mfr. Part #
S558-10GB-29

Mouser Part #
530-S558-10GB-29

New Product

Bel Magnetic Solutions

Audio Transformers / Signal Transformers 10GBaseT Lan Magnetic 100W PoE Single -40 +85C

Datasheet

Non-Stocked

Cut Tape

¥908.6

¥803.9

Min.: 600
Mult.: 300

: 300

S558

Reel

Audio Transformers / Signal Transformers ROHS VOIP MAGNETICS MODULE 1CT:1CT TOPPER

S558-5500-44
Bel Magnetic Solutions
760: ¥398.6
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S558-5500-44

Mouser Part #
530-S558-5500-44

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS VOIP MAGNETICS MODULE 1CT:1CT TOPPER

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥398.6

Min.: 760
Mult.: 380

: 380

Reel

Audio Transformers / Signal Transformers ROHS SINGLE 1000BT PoE+ MOULE 1CT:1CT TOPPER S558-5500-68 TX

S558-5500-76
Bel Magnetic Solutions
760: ¥446.8
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S558-5500-76

Mouser Part #
530-S558-5500-76

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS SINGLE 1000BT PoE+ MOULE 1CT:1CT TOPPER S558-5500-68 TX

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥446.8

Min.: 760
Mult.: 380

: 380

Reel

Audio Transformers / Signal Transformers ROHS DUAL 1000BT PoE+ MODULE 1CT:1CT TOPPER TX AUTO WIND VER

S558-5500-77
Bel Magnetic Solutions
480: ¥794
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S558-5500-77

Mouser Part #
530-S558-5500-77

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS DUAL 1000BT PoE+ MODULE 1CT:1CT TOPPER TX AUTO WIND VER

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥794

¥755.8

Min.: 480
Mult.: 240

: 240

Reel

Audio Transformers / Signal Transformers 5GBaseT Lan Magnetic 100W PoE Single

S558-5500-K1
Bel Magnetic Solutions
760: ¥436.8
Non-Stocked
New Product

Mfr. Part #
S558-5500-K1

Mouser Part #
530-S558-5500-K1

New Product

Bel Magnetic Solutions

Audio Transformers / Signal Transformers 5GBaseT Lan Magnetic 100W PoE Single

Datasheet

Non-Stocked

Cut Tape

¥436.8

¥406.9

Min.: 760
Mult.: 380

: 380

S558

Reel

Audio Transformers / Signal Transformers ROHS 100BT MODULE 1CT:1CT WITH BST TOPPER

S558-5999-AF-F
Bel Magnetic Solutions
640: ¥634.5
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S558-5999-AF-F

Mouser Part #
530-S558-5999-AF-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers ROHS 100BT MODULE 1CT:1CT WITH BST TOPPER

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥634.5

¥631.2

¥629.5

Min.: 640
Mult.: 640

: 320

LAN Transformers

Module

SMD/SMT

1 MHz to 10 MHz

Dual

10/100 Base-TX

0.8 in

0.285 in

0.23 in

Reel

Audio Transformers / Signal Transformers Power Module

S558-5999-AM-F
Bel Magnetic Solutions
2,200: ¥734.2
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S558-5999-AM-F

Mouser Part #
530-S558-5999-AM-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers Power Module

Learn More

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥734.2

Min.: 2,200
Mult.: 1,100

: 1,100

LAN Transformers

Module

SMD/SMT

1 MHz to 100 MHz

350 uH

0 C

+ 70 C

Single

1000 Base-T

22.35 mm

13.72 mm

1.73 mm

Reel

Audio Transformers / Signal Transformers 1000BaseT Lan Magnetic

S558-5999-AN-F
Bel Magnetic Solutions
2,200: ¥981.7
Non-Stocked Lead-Time 14 Weeks

Mfr. Part #
S558-5999-AN-F

Mouser Part #
530-S558-5999-AN-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers 1000BaseT Lan Magnetic

Datasheet

Non-Stocked Lead-Time 14 Weeks

Cut Tape

¥981.7

Min.: 2,200
Mult.: 1,100

: 1,100

LAN Transformers

SMD/SMT

350 uH

0 C

+ 70 C

Single

1000 Base-T

22.35 mm

13.72 mm

1.73 mm

Reel