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Split/Tran Power Transformers - Board Mount

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) 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-3 ST-3-12 Bel Signal Transformer 1: S/ 50.95 250In Stock	Mfr. Part # ST-3-12 Mouser Part # 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	S/ 50.95 S/ 46.71 S/ 43.91 S/ 42.39 View S/ 42.31 S/ 37.64 S/ 36.98 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: S/ 87.70 88In Stock	Mfr. Part # ST-6-16 Mouser Part # 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	S/ 87.70 S/ 78.98 S/ 75.71 S/ 73.30 View S/ 67.61 S/ 64.30 S/ 62.82 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 TRANSFORMER SPLIT-TRAN DST-2 DST-2-12 Bel Signal Transformer 1: S/ 52.51 72In Stock	Mfr. Part # DST-2-12 Mouser Part # 530-DST-2-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	72In Stock	S/ 52.51 S/ 47.37 S/ 45.43 S/ 40.60 View S/ 39.43 S/ 36.90 S/ 36.28 S/ 35.58 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	12.6 V CT/6.3 V	1.1 VA	90 mA/180 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 DST-2-16 Bel Signal Transformer 1: S/ 55.47 28In Stock 100Expected 11/13/2026	Mfr. Part # DST-2-16 Mouser Part # 530-DST-2-16	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	28In Stock 100Expected 11/13/2026	S/ 55.47 S/ 50.17 S/ 48.15 S/ 45.78 View S/ 44.26 S/ 42.16 S/ 36.90 S/ 36.24 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	16 V CT/8 V	1.1 VA	70 mA/140 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 DST-2-24 Bel Signal Transformer 1: S/ 50.72 48In Stock 200On Order	Mfr. Part # DST-2-24 Mouser Part # 530-DST-2-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	48In Stock 200On Order	S/ 50.72 S/ 46.52 S/ 43.71 S/ 42.16 View S/ 40.83 S/ 38.85 S/ 37.80 S/ 37.21	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	24 V CT/12 V	1.1 VA	45 mA/90 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 DST-2-28 Bel Signal Transformer 1: S/ 56.44 35In Stock	Mfr. Part # DST-2-28 Mouser Part # 530-DST-2-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	35In Stock	S/ 56.44 S/ 51.93 S/ 50.33 S/ 45.50 S/ 38.65	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	28 V CT/14 V	1.1 VA	40 mA/80 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	24.6 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 DST-3-10 Bel Signal Transformer 1: S/ 50.52 50In Stock	Mfr. Part # DST-3-10 Mouser Part # 530-DST-3-10	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-2 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	50In Stock	S/ 50.52 S/ 45.15 S/ 43.28 S/ 41.96 View S/ 36.78 S/ 35.19 S/ 34.60 S/ 33.94 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	10 V CT/5 V	2.4 VA	250 mA/500 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 DST-3-12 Bel Signal Transformer 1: S/ 55.86 5In Stock	Mfr. Part # DST-3-12 Mouser Part # 530-DST-3-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	5In Stock	S/ 55.86 S/ 50.56 S/ 48.50 S/ 42.47 View S/ 42.43 S/ 37.95 S/ 37.41 S/ 37.17 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	12.6 V CT/6.3 V	2.4 VA	20 mA/40 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 DST-3-16 Bel Signal Transformer 1: S/ 64.11 17In Stock 200Expected 11/20/2026	Mfr. Part # DST-3-16 Mouser Part # 530-DST-3-16	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	17In Stock 200Expected 11/20/2026	S/ 64.11 S/ 56.17 S/ 53.87 S/ 52.20 View S/ 50.49 S/ 48.19 S/ 46.87 S/ 45.43 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	16 V CT/8 V	2.4 VA	150 mA/300 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 DST-3-28 Bel Signal Transformer 1: S/ 54.73 22In Stock 100On Order	Mfr. Part # DST-3-28 Mouser Part # 530-DST-3-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	22In Stock 100On Order	S/ 54.73 S/ 47.92 S/ 46.98 S/ 42.93 S/ 36.43	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	28 V CT/14 V	2.4 VA	85 mA/170 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 DST-3-36 Bel Signal Transformer 1: S/ 51.15 80In Stock	Mfr. Part # DST-3-36 Mouser Part # 530-DST-3-36	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-3 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	80In Stock	S/ 51.15 S/ 48.46 S/ 40.56 S/ 38.26 View S/ 37.25 S/ 36.75 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	36 V CT/18 V	2.4 VA	65 mA/130 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.8 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 DST-4-120 Bel Signal Transformer 1: S/ 58.27 35In Stock	Mfr. Part # DST-4-120 Mouser Part # 530-DST-4-120	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	35In Stock	S/ 58.27 S/ 52.43 S/ 51.38 S/ 45.04 View S/ 42.78 S/ 41.10 S/ 40.33 S/ 39.82	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	120 V CT/60 V	6 VA	50 mA/100 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	33.3 mm	33.3 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 DST-4-20 Bel Signal Transformer 1: S/ 67.30 36In Stock	Mfr. Part # DST-4-20 Mouser Part # 530-DST-4-20	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	36In Stock	S/ 67.30 S/ 62.98 S/ 60.53 S/ 51.69 View S/ 51.23 S/ 45.54 S/ 45.50 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	20 V CT/10 V	6 VA	300 mA/600 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	33.3 mm	33.3 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 DST-4-28 Bel Signal Transformer 1: S/ 52.39 122In Stock	Mfr. Part # DST-4-28 Mouser Part # 530-DST-4-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	122In Stock	S/ 52.39 S/ 48.03 S/ 45.74 S/ 45.70 View S/ 38.89 S/ 37.84 S/ 37.29 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	28 V CT/14 V	6 VA	200 mA/400 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	33.3 mm	33.3 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 DST-4-36 Bel Signal Transformer 1: S/ 46.94 105In Stock	Mfr. Part # DST-4-36 Mouser Part # 530-DST-4-36	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	105In Stock	S/ 46.94 S/ 43.52 S/ 41.57 S/ 40.79 View S/ 37.13 S/ 35.19	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	36 V CT/18 V	6 VA	170 mA/340 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	33.3 mm	33.3 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 DST-4-48 Bel Signal Transformer 1: S/ 57.49 100In Stock 100On Order	Mfr. Part # DST-4-48 Mouser Part # 530-DST-4-48	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	100In Stock 100On Order	S/ 57.49 S/ 52.63 S/ 50.45 S/ 48.85 View S/ 47.68 S/ 41.73 S/ 40.60 S/ 39.98	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	48 V CT/24 V	6 VA	125 mA/250 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	33.3 mm	33.3 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-5 DST-5-36 Bel Signal Transformer 1: S/ 59.71 77In Stock	Mfr. Part # DST-5-36 Mouser Part # 530-DST-5-36	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-5 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	77In Stock	S/ 59.71 S/ 55.78 S/ 52.12 S/ 50.64 View S/ 44.96 S/ 43.75 S/ 43.44 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	36 V CT/18 V	12 VA	350 mA/700 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	48.4 mm	40.4 mm	36.9 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-5 DST-5-48 Bel Signal Transformer 1: S/ 79.56 33In Stock	Mfr. Part # DST-5-48 Mouser Part # 530-DST-5-48	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-5 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	33In Stock	S/ 79.56 S/ 66.83 S/ 56.75 S/ 53.52 View S/ 52.67 S/ 52.35 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	48 V CT/24 V	12 VA	250 mA/500 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	48.4 mm	40.4 mm	36.9 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-6 DST-6-24 Bel Signal Transformer 1: S/ 94.51 53In Stock	Mfr. Part # DST-6-24 Mouser Part # 530-DST-6-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-6 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	53In Stock	S/ 94.51 S/ 84.86 S/ 81.28 S/ 78.71 View S/ 76.18 S/ 72.98 S/ 64.97 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	24 V CT/12 V	20 VA	800 mA/1.6 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	57.2 mm	47.8 mm	36.9 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-6 DST-6-28 Bel Signal Transformer 1: S/ 75.98 29In Stock	Mfr. Part # DST-6-28 Mouser Part # 530-DST-6-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-6 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	29In Stock	S/ 75.98 S/ 70.42 S/ 68.16 S/ 65.90 View S/ 62.98 S/ 60.41 S/ 59.20 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	28 V CT/14 V	20 VA	700 mA/1.4 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	57.2 mm	47.8 mm	36.9 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-6 DST-7-10 Bel Signal Transformer 1: S/ 110.24 34In Stock	Mfr. Part # DST-7-10 Mouser Part # 530-DST-7-10	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-6 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	34In Stock	S/ 110.24 S/ 106.46 S/ 94.94 S/ 85.28 View S/ 81.98 S/ 80.19 S/ 79.84 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	10 V CT/5 V	36 VA	3.6 A/7.2 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	66.7 mm	55.5 mm	40.4 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-7 DST-7-24 Bel Signal Transformer 1: S/ 93.15 49In Stock	Mfr. Part # DST-7-24 Mouser Part # 530-DST-7-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-7 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	49In Stock	S/ 93.15 S/ 91.51 S/ 91.47 S/ 91.24 View S/ 89.84 S/ 74.77 S/ 74.39 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	24 V CT/12 V	36 VA	1.5 A/3 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	66.7 mm	55.5 mm	40.4 mm	DST
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-7 DST-7-48 Bel Signal Transformer 1: S/ 111.68 13In Stock	Mfr. Part # DST-7-48 Mouser Part # 530-DST-7-48	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-7 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	13In Stock	S/ 111.68 S/ 107.90 S/ 94.24 S/ 86.80 View S/ 82.29 S/ 80.42 S/ 80.03 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	48 V CT/24 V	36 VA	750 mA/1.5 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	66.7 mm	55.5 mm	40.4 mm	DST
Power Transformers - Board Mount HF POE SMT XFMR EP10 8PIN 7W ST-2-10 Bel Signal Transformer 1: S/ 68.08 58In Stock	Mfr. Part # ST-2-10 Mouser Part # 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	S/ 68.08 S/ 62.28 S/ 61.15 S/ 53.95 S/ 46.67	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: S/ 52.35 42In Stock	Mfr. Part # ST-2-12 Mouser Part # 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	S/ 52.35 S/ 50.76 S/ 48.70 S/ 47.18 View S/ 44.06 S/ 42.08 S/ 40.91 S/ 35.77 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