Audio Transformers / Signal Transformers ROHS DUAL 1000BT PoE+ MODULE 1CT:1CT TOPPER
S558-5500-72
Bel Magnetic Solutions
1:
HK$57.87
1,153 In Stock
Mouser Part No 530-S558-5500-72
Bel Magnetic Solutions
Audio Transformers / Signal Transformers ROHS DUAL 1000BT PoE+ MODULE 1CT:1CT TOPPER
1,153 In Stock
1
HK$57.87
10
HK$49.16
25
HK$46.11
50
HK$42.91
240
HK$39.29
480
View
100
HK$41.26
480
HK$34.85
960
HK$34.36
2,400
HK$33.46
Buy
Min.: 1 Mult.: 1
Reel :240
Details
SMD/SMT
300 kHz to 125 MHz
- 40 C
+ 85 C
Dual
27.81 mm
12.19 mm
7.24 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Power Module
+2 images
S558-5999-J1-F
Bel Magnetic Solutions
1:
HK$18.74
3,154 In Stock
Mouser Part No 530-S558-5999-J1-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Power Module
3,154 In Stock
1
HK$18.74
10
HK$17.02
25
HK$15.86
100
HK$15.21
900
HK$10.85
1,800
View
250
HK$14.63
500
HK$12.91
1,800
HK$10.03
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:
HK$43.98
1,483 In Stock
Mouser Part No 530-S558-5500-JV
Bel Magnetic Solutions
Audio Transformers / Signal Transformers XFRMR LAN 5G 60W POE SMD
1,483 In Stock
1
HK$43.98
10
HK$33.13
25
HK$30.74
50
HK$29.76
380
HK$22.44
760
View
100
HK$28.85
250
HK$24.66
760
HK$21.70
2,280
HK$21.37
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:
HK$16.85
18,896 In Stock
44,100 Expected 4/9/2026
Mouser Part No 530-S558-5999-U7-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
18,896 In Stock
44,100 Expected 4/9/2026
1
HK$16.85
10
HK$15.29
25
HK$14.22
100
HK$13.81
900
HK$11.34
1,800
View
250
HK$13.23
500
HK$11.84
1,800
HK$10.85
4,500
HK$10.69
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 ROHS 10/100/1000BT PoE+ MODULE 1CT:1CT TOPPER
S558-5500-68
Bel Magnetic Solutions
1:
HK$31.56
1,525 In Stock
6,080 On Order
Mouser Part No 530-S558-5500-68
Bel Magnetic Solutions
Audio Transformers / Signal Transformers ROHS 10/100/1000BT PoE+ MODULE 1CT:1CT TOPPER
1,525 In Stock
6,080 On Order
View Dates
Stock:
1,525 Can Dispatch Immediately
On Order:
2,280 Expected 4/9/2026
3,800 Expected 16/11/2026
Factory Lead Time:
14 Weeks
1
HK$31.56
10
HK$28.28
25
HK$26.72
50
HK$25.98
380
HK$22.52
760
View
100
HK$24.91
250
HK$23.26
760
HK$22.28
2,280
HK$22.11
Buy
Min.: 1 Mult.: 1
Reel :380
Details
LAN Transformers
Module
SMD/SMT
300 kHz to 125 MHz
350 uH
- 40 C
+ 85 C
Single
1000 Base-T PoE Plus
17.53 mm
12.19 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:
HK$32.47
760 In Stock
760 Expected 26/8/2026
Mouser Part No 530-S558-5500-JD
Bel Magnetic Solutions
Audio Transformers / Signal Transformers XFRMR LAN 2.5G 60W POE SMD
760 In Stock
760 Expected 26/8/2026
1
HK$32.47
10
HK$29.02
25
HK$27.37
50
HK$26.47
380
HK$20.80
760
View
100
HK$25.73
250
HK$23.76
760
HK$20.06
2,280
HK$19.73
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 ROHS 100BT 1CT:1CT AUTO MIDX QUAD MODULES TOPPER
S558-5999-AA-F
Bel Magnetic Solutions
1:
HK$52.44
405 In Stock
Mouser Part No 530-S558-5999-AA-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers ROHS 100BT 1CT:1CT AUTO MIDX QUAD MODULES TOPPER
405 In Stock
1
HK$52.44
10
HK$47.35
25
HK$44.80
50
HK$42.83
320
HK$37.73
640
View
100
HK$39.37
640
HK$36.66
960
HK$35.92
2,240
HK$34.77
Buy
Min.: 1 Mult.: 1
Reel :320
Details
LAN Transformers
Module
SMD/SMT
100 kHz to 500 MHz
350 uH
- 40 C
+ 85 C
Quad
10/100 Base-T
27.94 mm
12.09 mm
4.47 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer
S558-5999-AT-F
Bel Magnetic Solutions
1:
HK$43.89
748 In Stock
Mouser Part No 530-S558-5999-AT-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
748 In Stock
1
HK$43.89
10
HK$38.63
25
HK$36.99
50
HK$35.84
100
View
380
HK$29.10
100
HK$33.70
250
HK$29.92
380
HK$29.10
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:
HK$64.20
2,270 In Stock
Mouser Part No 530-S558-5999-AZ-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
2,270 In Stock
1
HK$64.20
10
HK$56.06
25
HK$53.18
50
HK$50.39
1,100
HK$44.63
2,200
View
100
HK$48.58
250
HK$47.18
500
HK$45.79
2,200
HK$43.32
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:
HK$44.72
716 In Stock
Mouser Part No 530-S558-5999-P3-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
716 In Stock
1
HK$44.72
10
HK$40.44
25
HK$38.80
50
HK$37.65
380
HK$32.63
760
View
100
HK$35.43
250
HK$33.54
760
HK$31.73
2,280
HK$31.15
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:
HK$58.69
319 In Stock
480 Expected 16/10/2026
Mouser Part No 530-S558-5999-Q2-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
319 In Stock
480 Expected 16/10/2026
1
HK$58.69
10
HK$46.77
25
HK$44.06
50
HK$40.85
240
HK$38.47
480
View
100
HK$39.29
480
HK$37.40
960
HK$35.59
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-Q9-F
Bel Magnetic Solutions
1:
HK$56.72
400 In Stock
1,280 Expected 16/10/2026
Mouser Part No 530-S558-5999-Q9-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
400 In Stock
1,280 Expected 16/10/2026
1
HK$56.72
10
HK$45.21
25
HK$42.50
50
HK$39.46
320
HK$37.24
640
View
100
HK$37.98
640
HK$36.17
960
HK$34.36
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 Transformer
S558-5999-T3-F
Bel Magnetic Solutions
1:
HK$50.88
1,382 In Stock
Mouser Part No 530-S558-5999-T3-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
1,382 In Stock
1
HK$50.88
10
HK$39.05
25
HK$37.24
50
HK$36.09
320
HK$31.81
640
View
100
HK$34.61
640
HK$31.48
960
HK$29.92
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:
HK$16.85
3,832 In Stock
3,600 Expected 1/9/2026
Mouser Part No 530-S558-5999-T7-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
3,832 In Stock
3,600 Expected 1/9/2026
1
HK$16.85
10
HK$15.29
25
HK$14.22
100
HK$13.81
900
HK$12.00
1,800
View
250
HK$13.23
500
HK$12.49
1,800
HK$11.51
4,500
HK$11.34
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:
HK$18.74
1,046 In Stock
Mouser Part No 530-S558-5999-W2-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
1,046 In Stock
1
HK$18.74
10
HK$17.02
25
HK$15.86
100
HK$14.88
900
HK$12.58
1,800
View
250
HK$14.30
500
HK$12.99
1,800
HK$11.34
4,500
HK$10.93
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:
HK$16.85
3,681 In Stock
5,400 Expected 25/9/2026
Mouser Part No 530-S558-5999-Z5-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
3,681 In Stock
5,400 Expected 25/9/2026
1
HK$16.85
10
HK$15.29
25
HK$14.22
100
HK$13.81
900
HK$12.00
1,800
View
250
HK$13.23
500
HK$12.49
1,800
HK$11.51
4,500
HK$11.26
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:
HK$64.20
244 In Stock
300 Expected 4/9/2026
Mouser Part No 530-S558-10GB-23
Bel Magnetic Solutions
Audio Transformers / Signal Transformers 10G PoE 100W
244 In Stock
300 Expected 4/9/2026
1
HK$64.20
10
HK$56.64
25
HK$53.76
50
HK$50.88
300
HK$46.69
600
View
100
HK$49.07
600
HK$44.96
2,400
Quote
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:
HK$32.47
2 In Stock
3,420 Expected 13/11/2026
Mouser Part No 530-S558-5500-JB
Bel Magnetic Solutions
Audio Transformers / Signal Transformers 2.5G 4pPoE transformer
2 In Stock
3,420 Expected 13/11/2026
1
HK$32.47
10
HK$29.18
25
HK$27.78
50
HK$26.88
380
HK$23.43
760
View
100
HK$25.07
250
HK$24.25
760
HK$22.44
2,280
HK$22.19
Buy
Min.: 1 Mult.: 1
Reel :380
Details
Reel, Cut Tape
Audio Transformers / Signal Transformers ROHS 10/100 TOPPER
S558-5999-46-F
Bel Magnetic Solutions
1:
HK$27.45
659 In Stock
Mouser Part No 530-S558-5999-46-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers ROHS 10/100 TOPPER
659 In Stock
1
HK$27.45
10
HK$23.84
25
HK$22.93
50
HK$22.19
300
HK$20.39
600
View
100
HK$21.54
600
HK$18.50
2,400
HK$18.25
Buy
Min.: 1 Mult.: 1
Reel :300
Details
LAN Transformers
Module
SMD/SMT
100 kHz to 80 MHz
420 uH
0 C
+ 70 C
Single
10/100 Base-T
25.4 mm
9.91 mm
5.97 mm
Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers ROHS 1000BASE-T 1CT:1CT W/BST EXT TEMP TOPPER
S558-5999-AC-F
Bel Magnetic Solutions
1:
HK$52.11
244 In Stock
640 Expected 16/10/2026
Mouser Part No 530-S558-5999-AC-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers ROHS 1000BASE-T 1CT:1CT W/BST EXT TEMP TOPPER
244 In Stock
640 Expected 16/10/2026
1
HK$52.11
10
HK$41.35
25
HK$39.70
50
HK$38.47
320
HK$32.88
640
View
100
HK$34.61
640
HK$32.30
960
HK$31.89
Buy
Min.: 1 Mult.: 1
Reel :320
Details
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:
HK$16.85
282 In Stock
2,700 Expected 16/10/2026
Mouser Part No 530-S558-5999-T5-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
282 In Stock
2,700 Expected 16/10/2026
1
HK$16.85
10
HK$15.29
25
HK$14.22
100
HK$13.48
900
HK$11.59
1,800
View
250
HK$12.66
500
HK$11.67
1,800
HK$11.51
4,500
HK$11.26
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 VOIP MODULE 1CT:1CT SHARE CMC ROHS TOPPER
S558-5500-25-F
Bel Magnetic Solutions
1:
HK$15.86
50,549 On Order
Mouser Part No 530-S558-5500-25-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers VOIP MODULE 1CT:1CT SHARE CMC ROHS TOPPER
50,549 On Order
View Dates
On Order:
149 Expected 4/9/2026
23,400 Expected 18/9/2026
27,000 Expected 25/9/2026
Factory Lead Time:
14 Weeks
1
HK$15.86
10
HK$14.39
25
HK$13.40
100
HK$12.91
900
HK$11.01
1,800
View
250
HK$12.25
500
HK$11.75
1,800
HK$10.19
4,500
HK$10.03
Buy
Min.: 1 Mult.: 1
Reel :900
Details
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:
HK$138.67
580 Expected 4/9/2026
Mouser Part No 530-S558-10GB-10
Bel Magnetic Solutions
Audio Transformers / Signal Transformers ROHS 10GBASE-T MAGNETICS MODULE 1CT:1CT TOPPER
580 Expected 4/9/2026
1
HK$138.67
10
HK$110.56
25
HK$103.98
50
HK$96.42
300
HK$91.08
600
View
100
HK$92.80
600
HK$88.53
900
HK$84.17
Buy
Min.: 1 Mult.: 1
Reel :300
Details
Reel, Cut Tape
Audio Transformers / Signal Transformers 60W 10GIG PoE TRANSFORMER
S558-10GB-22
Bel Magnetic Solutions
1:
HK$55.73
1,154 Expected 4/9/2026
Mouser Part No 530-S558-10GB-22
Bel Magnetic Solutions
Audio Transformers / Signal Transformers 60W 10GIG PoE TRANSFORMER
1,154 Expected 4/9/2026
1
HK$55.73
10
HK$44.39
25
HK$41.76
50
HK$38.80
300
HK$35.76
600
View
100
HK$37.32
600
HK$35.18
900
HK$34.03
2,400
HK$33.95
Buy
Min.: 1 Mult.: 1
Reel :300
Details
Reel, Cut Tape
Audio Transformers / Signal Transformers Transformer
S558-5999-AB-F
Bel Magnetic Solutions
1:
HK$32.47
4,739 On Order
Mouser Part No 530-S558-5999-AB-F
Bel Magnetic Solutions
Audio Transformers / Signal Transformers Transformer
4,739 On Order
View Dates
On Order:
259 Expected 25/9/2026
1,600 Expected 20/11/2026
2,880 Expected 27/11/2026
Factory Lead Time:
14 Weeks
1
HK$32.47
10
HK$29.35
25
HK$28.19
50
HK$27.29
320
HK$24.50
640
View
100
HK$26.47
640
HK$23.51
960
HK$22.61
2,240
HK$22.44
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
Hong Kong