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ST Series Power Transformers - Board Mount

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Primary Voltage Rating	Secondary Voltage Rating	Power Rating	Secondary Current Rating	Mounting Style	Primary Winding	Secondary Winding	Length	Width	Height	Series
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 ST-6-20 Bel Signal Transformer 1: Rp391.136,72 153In Stock	Mfr. Part No. ST-6-20 Mouser Part No 530-ST-6-20	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	153In Stock	Rp391.136,72 Rp352.426,66 Rp337.566,40 Rp301.424,78 View Rp293.352,54 Rp282.895,32 Rp272.438,10 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	20 V CT/10 V	20 VA	1 A/2 A	Through Hole	Single Primary Winding	Dual Secondary Winding	57.2 mm	47.8 mm	36.9 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 ST-2-120 Bel Signal Transformer 1: Rp215.015,12 196In Stock	Mfr. Part No. ST-2-120 Mouser Part No 530-ST-2-120	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	196In Stock	Rp215.015,12 Rp182.542,70 Rp175.204,30 Rp169.700,50 View Rp138.328,84 Rp137.778,46 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	120 V CT/60 V	1.1 VA	10 mA/20 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 ST-7-28 Bel Signal Transformer 1: Rp490.755,50 38In Stock	Mfr. Part No. ST-7-28 Mouser Part No 530-ST-7-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	38In Stock	Rp490.755,50 Rp428.012,18 Rp414.436,14 Rp358.297,38 View Rp340.868,68 Rp332.612,98 Rp325.824,96 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	28 V CT/14 V	36 VA	1.3 A/2.6 A	Through Hole	Single Primary Winding	Dual Secondary Winding	66.7 mm	55.5 mm	40.4 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-20 Bel Signal Transformer 1: Rp217.950,48 58In Stock	Mfr. Part No. ST-3-20 Mouser Part No 530-ST-3-20	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	58In Stock	Rp217.950,48 Rp185.294,60 Rp177.772,74 Rp172.268,94 View Rp145.483,78 Rp144.566,48 Rp142.731,88 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	20 V CT/10 V	2.4 VA	120 mA/240 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 ST-5-12 Bel Signal Transformer 1: Rp341.052,14 37In Stock	Mfr. Part No. ST-5-12 Mouser Part No 530-ST-5-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	37In Stock	Rp341.052,14 Rp301.975,16 Rp256.660,54 Rp245.102,56 View Rp237.397,24 Rp234.461,88 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	12.6 V CT/6.3 V	12 VA	1 A/2 A	Through Hole	Single Primary Winding	Dual Secondary Winding	48.4 mm	40.4 mm	36.9 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 ST-5-36 Bel Signal Transformer 1: Rp282.711,86 97In Stock	Mfr. Part No. ST-5-36 Mouser Part No 530-ST-5-36	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	97In Stock	Rp282.711,86 Rp252.624,42 Rp214.281,28 Rp205.291,74 View Rp199.971,40 Rp194.834,52 Rp184.560,76 Rp181.808,86 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	36 V CT/18 V	12 VA	350 mA/700 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	48.4 mm	40.4 mm	36.9 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 ST-6-36 Bel Signal Transformer 1: Rp407.464,66 95In Stock	Mfr. Part No. ST-6-36 Mouser Part No 530-ST-6-36	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	95In Stock	Rp407.464,66 Rp367.286,92 Rp351.876,28 Rp310.597,78 View Rp304.176,68 Rp288.949,50 Rp279.959,96 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	36 V CT/18 V	20 VA	550 mA/1.1 A	Through Hole	Single Primary Winding	Dual Secondary Winding	57.2 mm	47.8 mm	36.9 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 ST-7-24 Bel Signal Transformer 1: Rp467.089,16 78In Stock	Mfr. Part No. ST-7-24 Mouser Part No 530-ST-7-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	78In Stock	Rp467.089,16 Rp421.224,16 Rp399.942,80 Rp363.434,26 View Rp327.292,64 Rp321.605,38 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	24 V CT/12 V	36 VA	1.5 A/3 A	Through Hole	Single Primary Winding	Dual Secondary Winding	66.7 mm	55.5 mm	40.4 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 ST-5-56 Bel Signal Transformer 1: Rp439.019,78 75In Stock	Mfr. Part No. ST-5-56 Mouser Part No 530-ST-5-56	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	75In Stock	Rp439.019,78 Rp395.906,68 Rp337.933,32 Rp326.742,26 View Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	56 V CT/28 V	12 VA	220 mA/440 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	48.4 mm	40.4 mm	36.9 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-48 Bel Signal Transformer 1: Rp323.990,36 98In Stock	Mfr. Part No. ST-3-48 Mouser Part No 530-ST-3-48	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	98In Stock	Rp323.990,36 Rp272.621,56 Rp261.613,96 Rp253.174,80 View Rp220.518,92 Rp220.335,46	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	48 V CT/24 V	2.4 VA	50 mA/100 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-12 Bel Signal Transformer 1: Rp240.149,14 250In Stock	Mfr. Part No. ST-3-12 Mouser Part No 530-ST-3-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	250In Stock	Rp240.149,14 Rp220.152,00 Rp206.942,88 Rp199.787,94 View Rp199.421,02 Rp177.405,82 Rp174.287,00 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	12.6 V CT/6.3 V	2.4 VA	200 mA/400 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 ST-6-16 Bel Signal Transformer 1: Rp413.335,38 88In Stock	Mfr. Part No. ST-6-16 Mouser Part No 530-ST-6-16	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	88In Stock	Rp413.335,38 Rp372.240,34 Rp356.829,70 Rp345.455,18 View Rp318.670,02 Rp303.075,92 Rp296.104,44 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	16 V CT/8 V	20 VA	1.25 A/2.5 A	Through Hole	Single Primary Winding	Dual Secondary Winding	57.2 mm	47.8 mm	36.9 mm	ST
Power Transformers - Board Mount HF POE SMT XFMR EP10 8PIN 7W ST-2-10 Bel Signal Transformer 1: Rp320.871,54 58In Stock	Mfr. Part No. ST-2-10 Mouser Part No 530-ST-2-10	Bel Signal Transformer	Power Transformers - Board Mount HF POE SMT XFMR EP10 8PIN 7W Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	58In Stock	Rp320.871,54 Rp293.536,00 Rp288.215,66 Rp254.275,56 Rp219.968,54	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	10 V CT/5 V	1.1 VA	110 mA/220 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 ST-2-12 Bel Signal Transformer 1: Rp246.753,70 42In Stock	Mfr. Part No. ST-2-12 Mouser Part No 530-ST-2-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	42In Stock	Rp246.753,70 Rp239.231,84 Rp229.508,46 Rp222.353,52 View Rp207.676,72 Rp198.320,26 Rp192.816,46 Rp168.599,74 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	12.6 V CT/6.3 V	1.1 VA	90 mA/180 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 ST-2-24 Bel Signal Transformer 1: Rp343.437,12 18In Stock	Mfr. Part No. ST-2-24 Mouser Part No 530-ST-2-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	18In Stock	Rp343.437,12 Rp339.584,46 Rp224.555,04 Rp221.986,60 View Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	24 V CT/12 V	1.1 VA	45 mA/90 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 ST-2-28 Bel Signal Transformer 1: Rp209.144,40 183In Stock	Mfr. Part No. ST-2-28 Mouser Part No 530-ST-2-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	183In Stock	Rp209.144,40 Rp188.780,34 Rp181.075,02 Rp172.452,40 View Rp166.948,60 Rp144.383,02 Rp140.530,36 Rp137.228,08 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	28 V CT/14 V	1.1 VA	40 mA/80 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 ST-2-48 Bel Signal Transformer 1: Rp315.551,20 28In Stock	Mfr. Part No. ST-2-48 Mouser Part No 530-ST-2-48	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	28In Stock	Rp315.551,20 Rp288.582,58 Rp283.445,70 Rp250.422,90 Rp216.115,88	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	48 V CT/24 V	1.1 VA	23 mA/46 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 ST-3-10 Bel Signal Transformer 1: Rp235.379,18 92In Stock	Mfr. Part No. ST-3-10 Mouser Part No 530-ST-3-10	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-2 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	92In Stock	Rp235.379,18 Rp210.061,70 Rp201.622,54 Rp195.201,44 View Rp188.963,80 Rp180.341,18 Rp156.307,92 Rp153.005,64 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	10 V CT/5 V	2.4 VA	250 mA/500 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-16 Bel Signal Transformer 1: Rp188.963,80 173In Stock	Mfr. Part No. ST-3-16 Mouser Part No 530-ST-3-16	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	173In Stock	Rp188.963,80 Rp173.186,24 Rp162.912,48 Rp157.041,76 View Rp152.088,34 Rp147.318,38 Rp135.026,56 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	16 V CT/8 V	2.4 VA	150 mA/300 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-28 Bel Signal Transformer 1: Rp201.255,62 66In Stock	Mfr. Part No. ST-3-28 Mouser Part No 530-ST-3-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	66In Stock	Rp201.255,62 Rp173.002,78 Rp156.307,92 Rp153.005,64 View Rp147.318,38 Rp141.264,20 Rp140.530,36 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	28 V CT/14 V	2.4 VA	85 mA/170 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-36 Bel Signal Transformer 1: Rp212.079,76 28In Stock 200Expected 20/11/2026	Mfr. Part No. ST-3-36 Mouser Part No 530-ST-3-36	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	28In Stock 200Expected 20/11/2026	Rp212.079,76 Rp188.413,42 Rp180.708,10 Rp175.020,84 View Rp169.333,58 Rp148.969,52 Rp144.749,94 Rp141.264,20	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	36 V CT/18 V	2.4 VA	65 mA/130 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-56 Bel Signal Transformer 1: Rp214.831,66 13In Stock	Mfr. Part No. ST-3-56 Mouser Part No 530-ST-3-56	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	13In Stock	Rp214.831,66 Rp199.604,48 Rp195.751,82 Rp176.671,98 Rp149.886,82	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	56 V CT/28 V	2.4 VA	45 mA/90 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 ST-4-16 Bel Signal Transformer 1: Rp248.404,84 44In Stock 200On Order	Mfr. Part No. ST-4-16 Mouser Part No 530-ST-4-16	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	44In Stock 200On Order	Rp248.404,84 Rp223.821,20 Rp214.648,20 Rp182.359,24 View Rp177.038,90 Rp167.315,52 Rp158.325,98 Rp154.106,40 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	16 V CT/8 V	6 VA	400 mA/800 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	41.3 mm	33.3 mm	33.3 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 ST-4-20 Bel Signal Transformer 1: Rp229.508,46 116In Stock	Mfr. Part No. ST-4-20 Mouser Part No 530-ST-4-20	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	116In Stock	Rp229.508,46 Rp210.428,62 Rp201.439,08 Rp201.255,62 View Rp174.837,38 Rp167.865,90 Rp163.646,32 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	20 V CT/10 V	6 VA	300 mA/600 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	41.3 mm	33.3 mm	33.3 mm	ST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 ST-4-24 Bel Signal Transformer 1: Rp210.612,08 120In Stock 500Expected 20/11/2026	Mfr. Part No. ST-4-24 Mouser Part No 530-ST-4-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	120In Stock 500Expected 20/11/2026	Rp210.612,08 Rp193.183,38 Rp181.625,40 Rp174.837,38 View Rp169.517,04 Rp164.747,08 Rp164.013,24 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC	24 V CT/12 V	6 VA	250 mA/500 mA	Through Hole	Single Primary Winding	Dual Secondary Winding	41.3 mm	33.3 mm	33.3 mm	ST