Audio Transformers / Signal Transformers Power Module
+2 images
S558-5999-J1-F
Bel Magnetic Solutions
1:
$3.28
3,154 In Stock
Mouser Part #
530-S558-5999-J1-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Power Module
3,154 In Stock
1
$3.28
10
$2.98
25
$2.78
100
$2.66
900
$1.86
1,800
View
250
$2.56
500
$2.26
1,800
$1.71
Buy
Min.: 1
Mult.: 1
Reel :
900
Details
LAN Transformers
Module
SMD/SMT
1 MHz to 10 MHz
350 uH
Single
10/100 Base-T
12.32 mm
7.24 mm
5.71 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers XFRMR LAN 5G 60W POE SMD
S558-5500-JV
Bel Magnetic Solutions
1:
$7.70
1,483 In Stock
Mouser Part #
530-S558-5500-JV
Bel Magnetic Solutions
Audio Transformers / Signal Transformers XFRMR LAN 5G 60W POE SMD
1,483 In Stock
1
$7.70
10
$5.80
25
$5.39
50
$5.21
380
$3.83
760
View
100
$5.05
250
$4.32
760
$3.70
2,280
$3.64
Buy
Min.: 1
Mult.: 1
Reel :
380
Details
PoE Transformers
SMD/SMT
1 MHz to 300 MHz
- 40 C
+ 85 C
Quad
PoE
17.53 mm
12.19 mm
5.71 mm
Reel, Cut Tape
Audio Transformers / Signal Transformers Transformer
S558-5999-U7-F
Bel Magnetic Solutions
1:
$2.95
20,734 In Stock
44,100 Expected 2026-09-04
Mouser Part #
530-S558-5999-U7-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
20,734 In Stock
44,100 Expected 2026-09-04
1
$2.95
10
$2.68
25
$2.49
100
$2.42
900
$1.99
1,800
View
250
$2.32
500
$2.07
1,800
$1.90
4,500
$1.87
Buy
Min.: 1
Mult.: 1
Reel :
900
Details
LAN Transformers
Module
SMD/SMT
300 kHz to 100 MHz
350 uH
- 40 C
+ 85 C
Single
10/100 Base-T
12.32 mm
7.24 mm
5.72 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer
S558-5999-AT-F
Bel Magnetic Solutions
1:
$7.69
768 In Stock
Mouser Part #
530-S558-5999-AT-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
768 In Stock
1
$7.69
10
$6.77
25
$6.48
50
$6.28
100
View
380
$5.10
100
$5.90
250
$5.24
380
$5.10
Buy
Min.: 1
Mult.: 1
Reel :
380
Details
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 Transformer
S558-5999-AZ-F
Bel Magnetic Solutions
1:
$11.25
2,270 In Stock
Mouser Part #
530-S558-5999-AZ-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
2,270 In Stock
1
$11.25
10
$9.82
25
$9.32
50
$8.83
1,100
$7.82
2,200
View
100
$8.51
250
$8.27
500
$8.02
2,200
$7.59
Buy
Min.: 1
Mult.: 1
Reel :
1,100
LAN Transformers
Module
SMD/SMT
1 MHz to 125 MHz
350 uH
0 C
+ 70 C
Single
1000 Base-T
22.35 mm
13.72 mm
1.73 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer
S558-5999-P3-F
Bel Magnetic Solutions
1:
$7.83
716 In Stock
Mouser Part #
530-S558-5999-P3-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
716 In Stock
1
$7.83
10
$7.08
25
$6.80
50
$6.60
380
$5.72
760
View
100
$6.21
250
$5.88
760
$5.56
2,280
$5.46
Buy
Min.: 1
Mult.: 1
Reel :
380
Details
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 Transformer
S558-5999-Q2-F
Bel Magnetic Solutions
1:
$10.28
319 In Stock
480 Expected 2026-10-16
Mouser Part #
530-S558-5999-Q2-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
319 In Stock
480 Expected 2026-10-16
1
$10.28
10
$8.19
25
$7.72
50
$7.16
240
$6.74
480
View
100
$6.88
480
$6.55
960
$6.24
Buy
Min.: 1
Mult.: 1
Reel :
240
Details
LAN Transformers
Module
SMD/SMT
1 MHz to 125 MHz
350 uH
0 C
+ 70 C
Dual
1000 Base-T
27.81 mm
12.19 mm
7.24 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer
S558-5999-T3-F
Bel Magnetic Solutions
1:
$8.91
1,382 In Stock
Mouser Part #
530-S558-5999-T3-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
1,382 In Stock
1
$8.91
10
$6.84
25
$6.52
50
$6.32
320
$5.57
640
View
100
$6.06
640
$5.52
960
$5.24
Buy
Min.: 1
Mult.: 1
Reel :
320
Details
LAN Transformers
Module
SMD/SMT
100 kHz to 125 MHz
350 uH
0 C
+ 70 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-T7-F
Bel Magnetic Solutions
1:
$2.95
4,382 In Stock
3,600 Expected 2026-08-28
Mouser Part #
530-S558-5999-T7-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
4,382 In Stock
3,600 Expected 2026-08-28
1
$2.95
10
$2.68
25
$2.49
100
$2.42
900
$2.10
1,800
View
250
$2.32
500
$2.19
1,800
$2.02
4,500
$1.99
Buy
Min.: 1
Mult.: 1
Reel :
900
Details
LAN Transformers
Module
SMD/SMT
1 MHz to 80 MHz
350 uH
- 40 C
+ 85 C
Single
10/100 Base-T
12.32 mm
7.24 mm
5.72 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer
S558-5999-W2-F
Bel Magnetic Solutions
1:
$3.28
1,046 In Stock
Mouser Part #
530-S558-5999-W2-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
1,046 In Stock
1
$3.28
10
$2.98
25
$2.78
100
$2.61
900
$2.20
1,800
View
250
$2.51
500
$2.28
1,800
$1.99
4,500
$1.92
Buy
Min.: 1
Mult.: 1
Reel :
900
Details
LAN Transformers
Module
SMD/SMT
100 kHz to 250 MHz
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 Transformer
S558-5999-Z5-F
Bel Magnetic Solutions
1:
$2.95
3,681 In Stock
5,400 Expected 2026-09-25
Mouser Part #
530-S558-5999-Z5-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
3,681 In Stock
5,400 Expected 2026-09-25
1
$2.95
10
$2.68
25
$2.49
100
$2.42
900
$2.10
1,800
View
250
$2.32
500
$2.19
1,800
$2.02
4,500
$1.96
Buy
Min.: 1
Mult.: 1
Reel :
900
Details
LAN Transformers
Module
SMD/SMT
100 kHz to 100 MHz
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 10G PoE 100W
S558-10GB-23
Bel Magnetic Solutions
1:
$11.25
244 In Stock
300 Expected 2026-09-04
Mouser Part #
530-S558-10GB-23
Bel Magnetic Solutions
Audio Transformers / Signal Transformers 10G PoE 100W
244 In Stock
300 Expected 2026-09-04
1
$11.25
10
$9.92
25
$9.42
50
$8.91
300
$7.83
600
View
100
$8.61
600
$7.79
Buy
Min.: 1
Mult.: 1
Reel :
300
Details
PoE Transformers
SMD/SMT
1 MHz to 600 MHz
- 40 C
+ 85 C
Quad
10G PoE
15.49 mm
15.24 mm
7.37 mm
Reel, Cut Tape
Audio Transformers / Signal Transformers 2.5G 4pPoE transformer
S558-5500-JB
Bel Magnetic Solutions
1:
$5.69
2 In Stock
3,420 Expected 2026-11-13
Mouser Part #
530-S558-5500-JB
Bel Magnetic Solutions
Audio Transformers / Signal Transformers 2.5G 4pPoE transformer
2 In Stock
3,420 Expected 2026-11-13
1
$5.69
10
$5.11
25
$4.87
50
$4.71
380
$4.10
760
View
100
$4.39
250
$4.25
760
$3.93
2,280
$3.89
Buy
Min.: 1
Mult.: 1
Reel :
380
Details
Reel, Cut Tape
Audio Transformers / Signal Transformers Transformer
S558-5999-T5-F
Bel Magnetic Solutions
1:
$2.95
282 In Stock
2,700 Expected 2026-10-16
Mouser Part #
530-S558-5999-T5-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
282 In Stock
2,700 Expected 2026-10-16
1
$2.95
10
$2.68
25
$2.49
100
$2.36
900
$2.03
1,800
View
250
$2.22
500
$2.04
1,800
$2.02
4,500
$1.97
Buy
Min.: 1
Mult.: 1
Reel :
900
Details
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 XFRMR LAN 2.5G 60W POE SMD
S558-5500-JD
Bel Magnetic Solutions
1:
$5.69
1,520 On Order
Mouser Part #
530-S558-5500-JD
Bel Magnetic Solutions
Audio Transformers / Signal Transformers XFRMR LAN 2.5G 60W POE SMD
1,520 On Order
View Dates
On Order:
760 Expected 2026-08-11
760 Expected 2026-08-14
Factory Lead-Time:
14 Weeks
1
$5.69
10
$5.08
25
$4.80
50
$4.64
380
$3.64
760
View
100
$4.51
250
$4.16
760
$3.51
2,280
$3.46
Buy
Min.: 1
Mult.: 1
Reel :
380
Details
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:
$5.69
4,739 On Order
Mouser Part #
530-S558-5999-AB-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
4,739 On Order
View Dates
On Order:
259 Expected 2026-09-18
1,600 Expected 2026-10-30
2,880 Expected 2026-11-05
Factory Lead-Time:
14 Weeks
1
$5.69
10
$5.14
25
$4.94
50
$4.78
320
$4.29
640
View
100
$4.64
640
$4.12
960
$3.96
2,240
$3.93
Buy
Min.: 1
Mult.: 1
Reel :
320
Details
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 Transformer
S558-5999-M8-F
Bel Magnetic Solutions
1:
$5.88
720 Expected 2026-09-25
Mouser Part #
530-S558-5999-M8-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
720 Expected 2026-09-25
1
$5.88
10
$4.42
25
$4.10
50
$3.97
380
$3.40
760
View
100
$3.86
250
$3.48
760
$3.27
Buy
Min.: 1
Mult.: 1
Reel :
380
Details
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 Transformer
S558-5999-Q9-F
Bel Magnetic Solutions
1:
$9.94
1,920 On Order
Mouser Part #
530-S558-5999-Q9-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
1,920 On Order
View Dates
On Order:
640 Expected 2026-08-14
1,280 Expected 2026-10-16
Factory Lead-Time:
14 Weeks
1
$9.94
10
$7.92
25
$7.44
50
$6.91
320
$6.52
640
View
100
$6.65
640
$6.34
960
$6.02
Buy
Min.: 1
Mult.: 1
Reel :
320
Details
LAN Transformers
Module
SMD/SMT
100 kHz to 500 MHz
350 uH
0 C
+ 70 C
Dual
1000 Base-T
27.94 mm
15.24 mm
4.47 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Power Module
S558-5999-AM-F
Bel Magnetic Solutions
2,200:
$6.36
Non-Stocked Lead-Time 14 Weeks
Mouser Part #
530-S558-5999-AM-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Power Module
Non-Stocked Lead-Time 14 Weeks
Buy
Min.: 2,200
Mult.: 1,100
Reel :
1,100
Details
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 Power Module
S558-5999-Q3-F
Bel Magnetic Solutions
1:
$13.06
Non-Stocked Lead-Time 14 Weeks
Mouser Part #
530-S558-5999-Q3-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Power Module
Non-Stocked Lead-Time 14 Weeks
1
$13.06
10
$10.41
25
$9.79
50
$9.07
240
$8.57
480
View
100
$8.73
480
$8.32
960
$7.92
Buy
Min.: 1
Mult.: 1
Reel :
240
Details
LAN Transformers
Module
SMD/SMT
1 MHz to 125 MHz
350 uH
0 C
+ 70 C
Dual
1000 Base-T
27.81 mm
12.19 mm
7.24 mm
Reel, Cut Tape, MouseReel