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Class 2 Transformers Transformers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Power Rating	Primary Voltage Rating	Secondary Voltage Rating	Mounting Style
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-16 Bel Signal Transformer 1: £7.73 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	£7.73 £7.09 £6.67 £6.43 View £6.22 £6.03 £5.53 Quote	Min.: 1 Mult.: 1	2.4 VA	115 VAC	16 V CT/8 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-28 Bel Signal Transformer 1: £8.23 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	£8.23 £7.08 £6.40 £6.26 View £6.03 £5.78 £5.75 Quote	Min.: 1 Mult.: 1	2.4 VA	115 VAC	28 V CT/14 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-36 Bel Signal Transformer 1: £8.68 28In Stock 200Expected 28/01/2027	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 28/01/2027	£8.68 £7.71 £7.39 £7.16 View £6.93 £6.09 £5.93 £5.78	Min.: 1 Mult.: 1	2.4 VA	115 VAC	36 V CT/18 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-3 ST-3-56 Bel Signal Transformer 1: £8.79 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	£8.79 £8.17 £8.01 £7.23 £6.14	Min.: 1 Mult.: 1	2.4 VA	115 VAC	56 V CT/28 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 ST-4-16 Bel Signal Transformer 1: £10.16 44In Stock 200Expected 30/10/2026	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 200Expected 30/10/2026	£10.16 £9.16 £8.78 £7.46 View £7.25 £6.84 £6.48 £6.30	Min.: 1 Mult.: 1	6 VA	115 VAC	16 V CT/8 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 ST-4-20 Bel Signal Transformer 1: £9.39 148In 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	148In Stock	£9.39 £8.61 £8.24 £8.23 View £7.16 £6.87 £6.70 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 ST-4-24 Bel Signal Transformer 1: £8.62 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	£8.62 £7.91 £7.43 £7.16 View £6.94 £6.74 £6.71 Quote	Min.: 1 Mult.: 1	6 VA	115 VAC	24 V CT/12 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 ST-4-28 Bel Signal Transformer 1: £10.71 77In Stock	Mfr. Part No. ST-4-28 Mouser Part No 530-ST-4-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	77In Stock	£10.71 £9.82 £9.24 £8.90 View £8.70 £8.56 £7.46	Min.: 1 Mult.: 1	6 VA	115 VAC	28 V CT/14 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 ST-4-36 Bel Signal Transformer 1: £10.51 60In Stock 100Expected 09/12/2026	Mfr. Part No. ST-4-36 Mouser Part No 530-ST-4-36	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-4 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	60In Stock 100Expected 09/12/2026	£10.51 £9.63 £9.05 £8.72 View £8.26 £7.73 £7.45 £7.32	Min.: 1 Mult.: 1	6 VA	115 VAC	36 V CT/18 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 ST-5-16 Bel Signal Transformer 1: £11.90 122In Stock	Mfr. Part No. ST-5-16 Mouser Part No 530-ST-5-16	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	122In Stock	£11.90 £10.42 £8.69 £8.44 View £8.21 £7.72 £7.45 £7.33 Quote	Min.: 1 Mult.: 1	12 VA	115 VAC	16 V CT/8 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 ST-5-20 Bel Signal Transformer 1: £11.77 43In Stock	Mfr. Part No. ST-5-20 Mouser Part No 530-ST-5-20	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	43In Stock	£11.77 £10.76 £10.10 £9.73 View £9.38 £8.70 £8.45 £8.37	Min.: 1 Mult.: 1	12 VA	115 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 ST-5-28 Bel Signal Transformer 1: £12.27 19In Stock	Mfr. Part No. ST-5-28 Mouser Part No 530-ST-5-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	19In Stock	£12.27 £10.99 £10.60 £9.20 View £8.95 £8.34 £8.23	Min.: 1 Mult.: 1	12 VA	115 VAC	28 V CT/14 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 ST-5-48 Bel Signal Transformer 1: £18.37 26In Stock	Mfr. Part No. ST-5-48 Mouser Part No 530-ST-5-48	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-5 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	26In Stock	£18.37 £17.02 £14.47 £13.86 View £13.77 £13.47 £13.30 Quote	Min.: 1 Mult.: 1	12 VA	115 VAC	48 V CT/24 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 ST-6-24 Bel Signal Transformer 1: £18.36 5In Stock	Mfr. Part No. ST-6-24 Mouser Part No 530-ST-6-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	5In Stock	£18.36 £15.73 £15.08 £13.22 View £12.91 £12.39 £12.04 Quote	Min.: 1 Mult.: 1	20 VA	115 VAC	24 V CT/12 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 ST-6-28 Bel Signal Transformer 1: £19.09 14In Stock	Mfr. Part No. ST-6-28 Mouser Part No 530-ST-6-28	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-6 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	14In Stock	£19.09 £17.90 £12.41 £12.23 View £12.09 Quote	Min.: 1 Mult.: 1	20 VA	115 VAC	28 V CT/14 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 ST-7-12 Bel Signal Transformer 1: £23.41 17In Stock	Mfr. Part No. ST-7-12 Mouser Part No 530-ST-7-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	17In Stock	£23.41 £22.46 £16.64 £14.58 View £14.41 £14.25 £14.08 Quote	Min.: 1 Mult.: 1	36 VA	115 VAC	12.6 V CT/6.3 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 ST-7-20 Bel Signal Transformer 1: £15.80 40In Stock	Mfr. Part No. ST-7-20 Mouser Part No 530-ST-7-20	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	40In Stock	£15.80 £15.35 £15.34 £14.22 View £14.12 £13.88 £13.70 Quote	Min.: 1 Mult.: 1	36 VA	115 VAC	20 V CT/10 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 ST-7-48 Bel Signal Transformer 1: £23.70 9In Stock	Mfr. Part No. ST-7-48 Mouser Part No 530-ST-7-48	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN ST-7 Learn More about Bel Signal Transformer signal transformer st transformers	Datasheet	9In Stock	£23.70 £22.77 £16.81 £14.68 View £14.54 £14.35 £14.17 Quote	Min.: 1 Mult.: 1	36 VA	115 VAC	48 V CT/24 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 DST-4-56 Bel Signal Transformer 1: £14.19 42In Stock	Mfr. Part No. DST-4-56 Mouser Part No 530-DST-4-56	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-4 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	42In Stock	£14.19 £13.92 £13.01 £10.64 View £10.04 £10.03	Min.: 1 Mult.: 1	6 VA	115 VAC, 230 VAC	56 V CT/28 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-5 DST-5-56 Bel Signal Transformer 1: £14.59 4In Stock	Mfr. Part No. DST-5-56 Mouser Part No 530-DST-5-56	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-5 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	4In Stock	£14.59 £12.39 £10.33 £10.16 View £10.10 £10.06	Min.: 1 Mult.: 1	12 VA	115 VAC, 230 VAC	56 V CT/28 V	Through Hole
Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-6 DST-6-120 Bel Signal Transformer 1: £18.28 1In Stock	Mfr. Part No. DST-6-120 Mouser Part No 530-DST-6-120	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER SPLIT-TRAN DST-6 Learn More about Bel Signal Transformer signal transformers dst transformers	Datasheet	1In Stock	£18.28 £16.94 £13.79 £13.24 View £13.06 £12.81 Quote	Min.: 1 Mult.: 1	20 VA	115 VAC, 230 VAC	120 V CT/60 V	Through Hole
Power Transformers - Board Mount POWER XFMR 12.6 Vct at 90 mA UL/cUL - Class 2, TUV, 115/230V PCB MOUNT FS12-090-C2 Triad Magnetics 1: £4.39 1,428In Stock	Mfr. Part No. FS12-090-C2 Mouser Part No 553-FS12-090-C2	Triad Magnetics	Power Transformers - Board Mount POWER XFMR 12.6 Vct at 90 mA UL/cUL - Class 2, TUV, 115/230V PCB MOUNT	Datasheet	1,428In Stock	£4.39 £3.88 £3.70 £3.62 View £3.51 £3.32 £3.26 £3.15	Min.: 1 Mult.: 1	1.1 VA	115 VAC, 230 VAC	12.6 V CT	Through Hole
Power Transformers - Industrial 120/208/240 at 60 Hz O/P 24V 1.67A VA 40 90-T40F3 White-Rodgers 1: £25.06 763In Stock	Mfr. Part No. 90-T40F3 Mouser Part No 802-T40-24F3	White-Rodgers	Power Transformers - Industrial 120/208/240 at 60 Hz O/P 24V 1.67A VA 40	Datasheet	763In Stock	£25.06 £22.74 £21.48 £20.86	Min.: 1 Mult.: 1	40 VA	120 VAC, 208 VAC, 240 VAC	24 VAC	Mounting Foot
Power Transformers - Industrial UL/cUL - 240V Class II Control Xfmr 24V at 1.67A w/leads TCT40-02E07K Triad Magnetics 1: £14.56 38In Stock Restricted Availability	Mfr. Part No. TCT40-02E07K Mouser Part No 553-02E07K	Triad Magnetics	Power Transformers - Industrial UL/cUL - 240V Class II Control Xfmr 24V at 1.67A w/leads Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	38In Stock	£14.56 £13.12 £12.58 £12.19 View £11.79 £11.31 £10.95	Min.: 1 Mult.: 1 Restricted Availability	40 VA	240 V	24 V	Bracket Mount
Power Transformers - Board Mount PWR XFMR 10 Vct at 110 mA UL/cUL - Class 2, 115V PCB MOUNT / F10-110-C2 F10-110-C2 Triad Magnetics 1: £3.78 20In Stock	Mfr. Part No. F10-110-C2 Mouser Part No 553-F10-110-C2	Triad Magnetics	Power Transformers - Board Mount PWR XFMR 10 Vct at 110 mA UL/cUL - Class 2, 115V PCB MOUNT / F10-110-C2	Datasheet	20In Stock	£3.78 £3.41 £3.25 £3.18 View £3.08 £2.95 £2.86 £2.77	Min.: 1 Mult.: 1	1.1 VA	115 VAC	10 V CT/5 V	Through Hole