Audio Transformers / Signal Transformers

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Discrete LAN Magnetics

Bel Magnetic Solutions Discrete LAN Magnetics products deliver a broad range of magnetic-based solutions for high-speed networking and computer applications. This portfolio of single, dual, and quad SMT modules are compatible with IEEE 802.3 Ethernet standards for 10/100, 1G, 2.5G, 5G, and 10GBaseT transmission. Typical applications for Bel Magnetic Solutions Discrete LAN Magnetics are voice/video/data networking, high-performance computing, and storage traffic in enterprise and data centers.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Termination Style	Frequency Range	Inductance	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Length	Width	Height	Packaging
Audio Transformers / Signal Transformers Transformer S558-5999-AZ-F Bel Magnetic Solutions 1: $9.365 1.562In Stock	Mfr. Part # S558-5999-AZ-F Mouser Part # 530-S558-5999-AZ-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1.562In Stock	Cut Tape $9.365 $8.453 $8.112 $7.861 View Reel $6.300 $7.610 $7.257 $6.995 $6.300 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.100	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH	0 C	+ 70 C	Single	22.35 mm	13.72 mm	1.73 mm	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-U7-F Bel Magnetic Solutions 1: $2.461 53.729In Stock	Mfr. Part # S558-5999-U7-F Mouser Part # 530-S558-5999-U7-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	53.729In Stock	Cut Tape $2.461 $2.233 $2.085 $2.017 Reel $1.686 View $1.937 $1.823 $1.641 $1.629 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT	300 kHz to 100 MHz	350 uH	- 40 C	+ 85 C	Single	12.32 mm	7.24 mm	5.72 mm	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers XFRMR LAN 2.5G 60W POE SMD S558-5500-JD Bel Magnetic Solutions 1: $4.739 1.140In Stock 760Expected 12/11/2026	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 about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1.140In Stock 760Expected 12/11/2026	Cut Tape $4.739 $4.295 $4.124 $3.931 Reel $3.566 View $3.725 $3.498 $3.395 Quote	Min.: 1 Mult.: 1 : 380	PoE Transformers		SMD/SMT	1 MHz to 150 MHz		0 C	+ 70 C	Quad	17.53 mm	12.19 mm	5.71 mm	Reel, Cut Tape
Audio Transformers / Signal Transformers XFRMR LAN 5G 60W POE SMD S558-5500-JV Bel Magnetic Solutions 1: $6.038 1.067In Stock	Mfr. Part # S558-5500-JV Mouser Part # 530-S558-5500-JV	Bel Magnetic Solutions	Audio Transformers / Signal Transformers XFRMR LAN 5G 60W POE SMD Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1.067In Stock	Cut Tape $6.038 $4.774 $4.603 $4.284 Reel $3.805 View $3.862 $3.520 Quote	Min.: 1 Mult.: 1 : 380	PoE Transformers		SMD/SMT	1 MHz to 300 MHz		- 40 C	+ 85 C	Quad	17.53 mm	12.19 mm	5.71 mm	Reel, Cut Tape
Audio Transformers / Signal Transformers Power Module S558-5999-J1-F Bel Magnetic Solutions 1: $2.734 1.104In Stock	Mfr. Part # S558-5999-J1-F Mouser Part # 530-S558-5999-J1-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Power Module Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1.104In Stock	Cut Tape $2.734 $2.484 $2.313 $2.244 Reel $1.960 View $2.153 $2.028 $1.880 $1.811 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT	1 MHz to 10 MHz	350 uH			Single	12.32 mm	7.24 mm	5.71 mm	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-Q2-F Bel Magnetic Solutions 1: $8.169 480Expected 2/8/2027	Mfr. Part # S558-5999-Q2-F Mouser Part # 530-S558-5999-Q2-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	480Expected 2/8/2027	Cut Tape $8.169 $7.383 $7.075 $6.858 Reel $6.175 View $6.391 $6.061 $5.822 MouseReel Available	Min.: 1 Mult.: 1 : 240	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH	0 C	+ 70 C	Dual	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: $6.266 1.022In Stock	Mfr. Part # S558-5999-T3-F Mouser Part # 530-S558-5999-T3-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1.022In Stock	Cut Tape $6.266 $5.662 $5.434 $5.263 Reel $4.842 View $5.104 $4.591 $4.409 $4.124 MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	Module	SMD/SMT	100 kHz to 125 MHz	350 uH	0 C	+ 70 C	Single	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: $2.609 2.623In Stock	Mfr. Part # S558-5999-T5-F Mouser Part # 530-S558-5999-T5-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	2.623In Stock	Cut Tape $2.609 $2.370 $2.176 $2.142 Reel $1.789 View $1.971 $1.846 $1.732 $1.709 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT		350 uH	- 40 C	+ 85 C	Single	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: $2.461 9.011In Stock	Mfr. Part # S558-5999-Z5-F Mouser Part # 530-S558-5999-Z5-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	9.011In Stock	Cut Tape $2.461 $2.233 $2.085 $2.017 Reel $1.709 View $1.937 $1.823 $1.663 $1.618 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH	- 40 C	+ 85 C	Single	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: $9.536 18In Stock 600Expected 1/8/2027	Mfr. Part # S558-10GB-23 Mouser Part # 530-S558-10GB-23	Bel Magnetic Solutions	Audio Transformers / Signal Transformers 10G PoE 100W Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	18In Stock 600Expected 1/8/2027	Cut Tape $9.536 $8.613 $8.260 $8.009 Reel $7.166 View $7.758 $6.881 $6.836 Quote	Min.: 1 Mult.: 1 : 300	PoE Transformers		SMD/SMT	1 MHz to 600 MHz		- 40 C	+ 85 C	Quad	15.49 mm	15.24 mm	7.37 mm	Reel, Cut Tape
Audio Transformers / Signal Transformers Transformer S558-5999-AT-F Bel Magnetic Solutions 1: $6.790 99In Stock 760Expected 2/3/2027	Mfr. Part # S558-5999-AT-F Mouser Part # 530-S558-5999-AT-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	99In Stock 760Expected 2/3/2027	Cut Tape $6.790 $5.810 $5.571 $5.423 Reel $4.785 View $5.195 $4.944 $4.682 MouseReel Available	Min.: 1 Mult.: 1 : 380	LAN Transformers	Module	SMD/SMT	100 kHz to 125 MHz	350 uH	- 40 C	+ 85 C	Single	17.53 mm	12.19 mm	5.71 mm	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-M8-F Bel Magnetic Solutions 1: $4.022 570In Stock 760Expected 1/26/2027	Mfr. Part # S558-5999-M8-F Mouser Part # 530-S558-5999-M8-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	570In Stock 760Expected 1/26/2027	Cut Tape $4.022 $3.646 $3.395 $3.281 Reel $2.985 View $3.099 $2.814 $2.734 $2.689 MouseReel Available	Min.: 1 Mult.: 1 : 380	LAN Transformers	Module	SMD/SMT	100 kHz to 125 MHz	350 uH	0 C	+ 70 C	Single	17.53 mm	12.19 mm	5.71 mm	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-P3-F Bel Magnetic Solutions 1: $7.041 5In Stock 760Expected 1/8/2027	Mfr. Part # S558-5999-P3-F Mouser Part # 530-S558-5999-P3-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	5In Stock 760Expected 1/8/2027	Cut Tape $7.041 $6.243 $5.993 $5.799 Reel $5.104 View $5.377 $5.115 $4.910 $4.762 MouseReel Available	Min.: 1 Mult.: 1 : 380	LAN Transformers	Module	SMD/SMT	100 kHz to 125 MHz	350 uH	0 C	+ 70 C	Single	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: $7.588 63In Stock 1.280Expected 11/13/2026	Mfr. Part # S558-5999-Q9-F Mouser Part # 530-S558-5999-Q9-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	63In Stock 1.280Expected 11/13/2026	Cut Tape $7.588 $6.847 $6.585 $6.300 Reel $5.776 View $6.084 $5.514 $5.298 $5.263 MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	Module	SMD/SMT	100 kHz to 500 MHz	350 uH	0 C	+ 70 C	Dual	27.94 mm	15.24 mm	4.47 mm	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-T7-F Bel Magnetic Solutions 1: $2.461 1.033In Stock	Mfr. Part # S558-5999-T7-F Mouser Part # 530-S558-5999-T7-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	1.033In Stock	Cut Tape $2.461 $2.233 $2.085 $2.017 Reel $1.732 View $1.937 $1.823 $1.675 $1.663 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT	1 MHz to 80 MHz	350 uH	- 40 C	+ 85 C	Single	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: $2.780 436In Stock 1.800Expected 1/29/2027	Mfr. Part # S558-5999-W2-F Mouser Part # 530-S558-5999-W2-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	436In Stock 1.800Expected 1/29/2027	Cut Tape $2.780 $2.529 $2.347 $2.279 Reel $1.994 View $2.187 $2.062 $1.903 MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT	100 kHz to 250 MHz	350 uH	- 40 C	+ 85 C	Single	12.32 mm	7.24 mm	5.71 mm	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers 2.5G 4pPoE transformer S558-5500-JB Bel Magnetic Solutions 1: $5.024 6.342On Order	Mfr. Part # S558-5500-JB Mouser Part # 530-S558-5500-JB	Bel Magnetic Solutions	Audio Transformers / Signal Transformers 2.5G 4pPoE transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	6.342On Order On Order Ship Dates Mfr. #: S558-5500-JB Stock: 0 On Order: 1.782 Expected 11/13/2026 4.560 Expected 12/18/2026 Factory Lead-Time: 14 Weeks	Cut Tape $5.024 $4.375 $4.215 $3.931 Reel $3.566 View $3.725 $3.498 $3.293 Quote	Min.: 1 Mult.: 1 : 380												Reel, Cut Tape
Audio Transformers / Signal Transformers Transformer S558-5999-AB-F Bel Magnetic Solutions 1: $4.739 4.410On Order	Mfr. Part # S558-5999-AB-F Mouser Part # 530-S558-5999-AB-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Transformer Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	4.410On Order On Order Ship Dates Mfr. #: S558-5999-AB-F Stock: 0 On Order: 1.530 Expected 11/20/2026 2.880 Expected 11/27/2026 Factory Lead-Time: 14 Weeks	Cut Tape $4.739 $4.295 $3.999 $3.896 Reel $3.794 View $3.623 $3.520 $3.429 Quote MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	Module	SMD/SMT	100 kHz to 125 MHz	350 uH	- 40 C	+ 85 C	Single	15.24 mm	13.26 mm	6.35 mm	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Power Module S558-5999-AM-F Bel Magnetic Solutions 2.200: $5.434 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 about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	Non-Stocked Lead-Time 14 Weeks	Cut Tape $5.434	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	22.35 mm	13.72 mm	1.73 mm	Reel
Audio Transformers / Signal Transformers Power Module S558-5999-Q3-F Bel Magnetic Solutions 1: $10.128 Non-Stocked Lead-Time 14 Weeks	Mfr. Part # S558-5999-Q3-F Mouser Part # 530-S558-5999-Q3-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers Power Module Learn More about Bel Magnetic Solutions bel magnetic s558 10gb xx	Datasheet	Non-Stocked Lead-Time 14 Weeks	Cut Tape $10.128 $9.137 $8.772 $8.499 Reel $7.941 View $8.226 $7.736 $7.542 MouseReel Available	Min.: 1 Mult.: 1 : 240	LAN Transformers	Module	SMD/SMT	1 MHz to 125 MHz	350 uH	0 C	+ 70 C	Dual	27.81 mm	12.19 mm	7.24 mm	Reel, Cut Tape, MouseReel

Discrete LAN Magnetics

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