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DC-DC Power Module Audio & Signal Transformers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Termination Style	Frequency Range	Inductance	Isolation Voltage	Minimum Operating Temperature	Maximum Operating Temperature	Number of Channels	Length	Width	Height	Series	Packaging
Audio Transformers / Signal Transformers Transformer S558-5999-AZ-F Bel Magnetic Solutions 1: 7,07 € 1.562In Stock	Mfr. Part No. S558-5999-AZ-F Mouser Part No 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 7,07 € 6,38 € 6,12 € 5,93 € Reel 4,76 € View 5,74 € 5,48 € 5,28 € 4,70 € 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: 1,86 € 54.243In Stock	Mfr. Part No. S558-5999-U7-F Mouser Part No 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	54.243In Stock	Cut Tape 1,86 € 1,69 € 1,57 € 1,52 € Reel 1,27 € View 1,46 € 1,38 € 1,24 € 1,23 € 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 VOIP MODULE 1CT:1CT SHARE CMC ROHS TOPPER S558-5500-25-F Bel Magnetic Solutions 1: 1,81 € 44.649In Stock 57.600Expected 12/18/2026	Mfr. Part No. S558-5500-25-F Mouser Part No 530-S558-5500-25-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers VOIP MODULE 1CT:1CT SHARE CMC ROHS TOPPER	Datasheet	44.649In Stock 57.600Expected 12/18/2026	Cut Tape 1,81 € 1,64 € 1,53 € 1,49 € Reel 1,30 € View 1,43 € 1,34 € 1,24 € 1,22 € MouseReel Available	Min.: 1 Mult.: 1 : 900	LAN Transformers	Module	SMD/SMT	100 kHz to 100 MHz	350 uH		0 C	+ 70 C	Single	12.32 mm	7.24 mm	5.71 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Power Module S558-5999-J1-F Bel Magnetic Solutions 1: 2,06 € 1.104In Stock	Mfr. Part No. S558-5999-J1-F Mouser Part No 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 2,06 € 1,87 € 1,75 € 1,69 € Reel 1,48 € View 1,63 € 1,53 € 1,42 € 1,37 € 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: 6,17 € 649In Stock	Mfr. Part No. S558-5999-Q2-F Mouser Part No 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	649In Stock	Cut Tape 6,17 € 5,57 € 5,34 € 5,18 € Reel 4,66 € View 4,82 € 4,58 € 4,39 € 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 ROHS 10/100/1000BT PoE+ MODULE 1CT:1CT TOPPER S558-5500-68 Bel Magnetic Solutions 1: 3,54 € 1.289In Stock 3.800Expected 11/27/2026	Mfr. Part No. S558-5500-68 Mouser Part No 530-S558-5500-68	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 10/100/1000BT PoE+ MODULE 1CT:1CT TOPPER	Datasheet	1.289In Stock 3.800Expected 11/27/2026	Cut Tape 3,54 € 3,10 € 2,94 € 2,80 € Reel 2,50 € View 2,59 € 2,49 € 2,48 € 2,33 € MouseReel Available	Min.: 1 Mult.: 1 : 380	LAN Transformers	Module	SMD/SMT	300 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-T7-F Bel Magnetic Solutions 1: 1,86 € 6.713In Stock	Mfr. Part No. S558-5999-T7-F Mouser Part No 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	6.713In Stock	Cut Tape 1,86 € 1,69 € 1,57 € 1,52 € Reel 1,31 € View 1,46 € 1,38 € 1,26 € 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 ROHS 100BT 1CT:1CT AUTO MIDX QUAD MODULES TOPPER S558-5999-AA-F Bel Magnetic Solutions 1: 5,78 € 405In Stock	Mfr. Part No. S558-5999-AA-F Mouser Part No 530-S558-5999-AA-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 100BT 1CT:1CT AUTO MIDX QUAD MODULES TOPPER	Datasheet	405In Stock	Cut Tape 5,78 € 5,22 € 5,01 € 4,86 € Reel 4,34 € View 4,70 € 4,23 € 4,12 € 3,99 € MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	Module	SMD/SMT	100 kHz to 500 MHz	350 uH		- 40 C	+ 85 C	Quad	27.94 mm	12.09 mm	4.47 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-T5-F Bel Magnetic Solutions 1: 1,97 € 2.623In Stock	Mfr. Part No. S558-5999-T5-F Mouser Part No 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 1,97 € 1,79 € 1,64 € 1,62 € Reel 1,35 € View 1,49 € 1,39 € 1,31 € 1,29 € 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-T3-F Bel Magnetic Solutions 1: 4,73 € 1.022In Stock	Mfr. Part No. S558-5999-T3-F Mouser Part No 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 4,73 € 4,27 € 4,10 € 3,97 € Reel 3,66 € View 3,85 € 3,47 € 3,33 € 3,11 € 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-Z5-F Bel Magnetic Solutions 1: 1,86 € 9.011In Stock	Mfr. Part No. S558-5999-Z5-F Mouser Part No 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 1,86 € 1,69 € 1,57 € 1,52 € Reel 1,29 € View 1,46 € 1,38 € 1,26 € 1,22 € 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 ROHS 1000BASE-T 1CT:1CT W/BST EXT TEMP TOPPER S558-5999-AC-F Bel Magnetic Solutions 1: 5,33 € 599In Stock	Mfr. Part No. S558-5999-AC-F 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	Datasheet	599In Stock	Cut Tape 5,33 € 4,72 € 4,53 € 4,39 € Reel 3,87 € View 4,07 € 3,86 € 3,72 € 3,60 € MouseReel Available	Min.: 1 Mult.: 1 : 320	LAN Transformers	Module	SMD/SMT	30 MHz to 100 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 Transformer S558-5999-W2-F Bel Magnetic Solutions 1: 2,10 € 436In Stock 1.800Expected 1/29/2027	Mfr. Part No. S558-5999-W2-F Mouser Part No 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 2,10 € 1,91 € 1,77 € 1,72 € Reel 1,51 € View 1,65 € 1,56 € 1,44 € 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 Transformer S558-5999-M8-F Bel Magnetic Solutions 1: 3,04 € 570In Stock 760Expected 1/26/2027	Mfr. Part No. S558-5999-M8-F Mouser Part No 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 3,04 € 2,75 € 2,56 € 2,48 € Reel 2,25 € View 2,34 € 2,12 € 2,06 € 2,03 € 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-AT-F Bel Magnetic Solutions 1: 5,13 € 99In Stock 760Expected 2/3/2027	Mfr. Part No. S558-5999-AT-F Mouser Part No 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 5,13 € 4,39 € 4,21 € 4,09 € Reel 3,61 € View 3,92 € 3,73 € 3,53 € 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-Q9-F Bel Magnetic Solutions 1: 5,73 € 63In Stock 1.280Expected 11/13/2026	Mfr. Part No. S558-5999-Q9-F Mouser Part No 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 5,73 € 5,17 € 4,97 € 4,76 € Reel 4,36 € View 4,59 € 4,16 € 4,00 € 3,97 € 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-P3-F Bel Magnetic Solutions 1: 5,31 € 5In Stock 760Expected 1/8/2027	Mfr. Part No. S558-5999-P3-F Mouser Part No 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 5,31 € 4,71 € 4,52 € 4,38 € Reel 3,85 € View 4,06 € 3,86 € 3,71 € 3,59 € 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 ROHS 1000BT MODULE 1CT:1CT EXTENDED TEMP TOPPER S558-5999-AR-F Bel Magnetic Solutions 1: 3,90 € 75In Stock 1.900On Order	Mfr. Part No. S558-5999-AR-F Mouser Part No 530-S558-5999-AR-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 1000BT MODULE 1CT:1CT EXTENDED TEMP TOPPER	Datasheet	75In Stock 1.900On Order On Order Ship Dates Mfr. No: S558-5999-AR-F Stock: 75 Can Dispatch Immediately On Order: 1.140 Expected 11/13/2026 760 Expected 11/20/2026 Factory Lead Time: 14 Weeks	Cut Tape 3,90 € 3,46 € 3,28 € 3,11 € Reel 2,73 € View 2,83 € 2,61 € 2,57 € Quote 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 ROHS 10/100 TOPPER S558-5999-46-F Bel Magnetic Solutions 1: 2,88 € 499In Stock 600Expected 2/2/2027	Mfr. Part No. S558-5999-46-F Mouser Part No 530-S558-5999-46-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 10/100 TOPPER	Datasheet	499In Stock 600Expected 2/2/2027	Cut Tape 2,88 € 2,61 € 2,43 € 2,36 € Reel 2,24 € View 2,12 € 2,05 € 2,01 € MouseReel Available	Min.: 1 Mult.: 1 : 300	LAN Transformers	Module	SMD/SMT	100 kHz to 80 MHz	420 uH		0 C	+ 70 C	Single	25.4 mm	9.91 mm	5.97 mm		Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD POWER LIN COM ISO MOD TG04-1406NSLFTR HALO Electronics 1: 3,83 € 2.000Expected 5/14/2027 New Product	Mfr. Part No. TG04-1406NSLFTR Mouser Part No 493-TG04-1406NSLFTR New Product	HALO Electronics	Audio Transformers / Signal Transformers SMD POWER LIN COM ISO MOD	Datasheet	2.000Expected 5/14/2027	Cut Tape 3,83 € 2,47 € 2,02 € 1,63 € View Reel 1,18 € 1,37 € 1,29 € 1,18 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	Isolation Transformers	Power Line Communications Module	SMD/SMT		140 uH	1.5 kVAC	- 40 C	+ 125 C	1 Channel	8.13 mm	7.11 mm	5.08 mm	TG04	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers SMD POWER LINE COM ISO MOD TG04-APL7NSNLTR HALO Electronics 1: 4,32 € 2.000Expected 2/19/2027 New Product	Mfr. Part No. TG04-APL7NSNLTR Mouser Part No 493-TG04-APL7NSNLTR New Product	HALO Electronics	Audio Transformers / Signal Transformers SMD POWER LINE COM ISO MOD	Datasheet	2.000Expected 2/19/2027	Cut Tape 4,32 € 2,79 € 2,28 € 1,84 € Reel 1,44 € View 1,54 € 1,45 € 1,33 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	Isolation Transformers	Power Line Communications Module	SMD/SMT		140 uH	1.5 kVAC	- 40 C	+ 125 C	1 Channel	8.13 mm	7.11 mm	5.08 mm	TG04	Reel, Cut Tape, MouseReel
Audio Transformers / Signal Transformers Transformer S558-5999-AB-F Bel Magnetic Solutions 1: 3,58 € 4.410On Order	Mfr. Part No. S558-5999-AB-F Mouser Part No 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. No: 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 3,58 € 3,24 € 3,02 € 2,94 € Reel 2,86 € View 2,73 € 2,66 € 2,59 € 2,50 € 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-Q3-F Bel Magnetic Solutions 1: 7,65 € Non-Stocked Lead-Time 14 Weeks	Mfr. Part No. S558-5999-Q3-F Mouser Part No 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 7,65 € 6,90 € 6,62 € 6,42 € Reel 5,99 € View 6,21 € 5,84 € 5,69 € 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 Power Module S558-5999-AM-F Bel Magnetic Solutions 2.200: 4,10 € Non-Stocked Lead-Time 14 Weeks	Mfr. Part No. S558-5999-AM-F Mouser Part No 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 4,10 €	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 ROHS 10/100BT MODULE RX=1:1 TX=1CT:1CT TOPPER S558-5999-Z3-F Bel Magnetic Solutions 640: 4,32 € Non-Stocked Lead-Time 14 Weeks	Mfr. Part No. S558-5999-Z3-F Mouser Part No 530-S558-5999-Z3-F	Bel Magnetic Solutions	Audio Transformers / Signal Transformers ROHS 10/100BT MODULE RX=1:1 TX=1CT:1CT TOPPER	Datasheet	Non-Stocked Lead-Time 14 Weeks	Cut Tape 4,32 € 4,25 € 4,22 €	Min.: 640 Mult.: 320 : 320	LAN Transformers	Module	SMD/SMT	1 MHz to 10 MHz			- 40 C	+ 85 C	Single	12.32 mm	7.24 mm	5.71 mm		Reel

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