.hide-partial { max-height: none; } .show-more { display: none; }

Power Transformers - Board Mount

Board Mount Power Transformers are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many board mount power transformer manufacturers including Bel, Bourns, Pulse, Tamura, Triad Magnetics, Wurth Elektronik & more. Please view our selection of power transformers below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 3,050

Applied Filters:

Manufacturer

Product

Primary Voltage Rating

Secondary Voltage Rating

Power Rating

Secondary Current Rating

Mounting Style

Primary Winding

Secondary Winding

Length

Width

Height

Series

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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 ONE-4-ALL 30VA 14A-30-36 Bel Signal Transformer 1: ¥3,875.1 4In Stock 500Expected 12/18/2026	Mfr. Part # 14A-30-36 Mouser Part # 530-14A-30-36	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER ONE-4-ALL 30VA Learn More about Bel Signal Transformer signal transformer 14a transformers	Datasheet	4In Stock 500Expected 12/18/2026	¥3,875.1 ¥3,380.1 ¥3,059.6 ¥2,983.2 View ¥2,900.1 ¥2,773.9 ¥2,567.9	Min.: 1 Mult.: 1		115 VAC, 230 VAC	36 V CT/18 V	30 VA	820 mA/1.64 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	66.7 mm	55.5 mm	39.7 mm	14A
Power Transformers - Board Mount TRANSFORMER 14A 05VA REVISED 14A-5.0R-12 Bel Signal Transformer 1: ¥2,229.1 55In Stock 200Expected 2/18/2027	Mfr. Part # 14A-5.0R-12 Mouser Part # 530-14A-5.0R-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER 14A 05VA REVISED Learn More about Bel Signal Transformer signal transformer 14a transformers	Datasheet	55In Stock 200Expected 2/18/2027	¥2,229.1 ¥2,009.8 ¥1,928.4 ¥1,838.7 View ¥1,780.6 ¥1,705.8 ¥1,529.8 ¥1,498.2 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	12.6 V CT/6.3 V	5 VA	400 mA/800 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	36.5 mm	34.9 mm	14A
Power Transformers - Board Mount TRANSFORMER 14A 05VA REVISED 14A-56-10 Bel Signal Transformer 1: ¥5,780.3 14In Stock	Mfr. Part # 14A-56-10 Mouser Part # 530-14A-56-10	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER 14A 05VA REVISED Learn More about Bel Signal Transformer signal transformer 14a transformers	Datasheet	14In Stock	¥5,780.3 ¥4,690.7 ¥4,383.4 ¥4,336.9 View ¥4,293.7 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	10 V CT/5 V	56 VA	5.6 A/11.2 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	76.2 mm	63.5 mm	46.5 mm	14A
Power Transformers - Board Mount TRANSFORMER ONE-4-ALL 56VA 14A-56-24 Bel Signal Transformer 1: ¥5,375 22In Stock	Mfr. Part # 14A-56-24 Mouser Part # 530-14A-56-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER ONE-4-ALL 56VA Learn More about Bel Signal Transformer signal transformer 14a transformers	Datasheet	22In Stock	¥5,375 ¥5,167.4 ¥4,664.1 ¥4,499.6 View ¥4,476.4 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	24 V CT/12 V	56 VA	2.33 A/4.66 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	76.2 mm	63.5 mm	46.5 mm	14A
Power Transformers - Board Mount TRANS CUST ONE-4-ALL MICROPROC 14A-56-515 Bel Signal Transformer 1: ¥6,144 24In Stock	Mfr. Part # 14A-56-515 Mouser Part # 530-14A-56-515	Bel Signal Transformer	Power Transformers - Board Mount TRANS CUST ONE-4-ALL MICROPROC Learn More about Bel Signal Transformer signal transformer 14a transformers	Datasheet	24In Stock	¥6,144 ¥5,436.5 ¥5,240.5 ¥5,109.2 View ¥4,659.1 ¥4,491.3 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	5 V/15 V	56 VA	250 mA/3 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	76.2 mm	63.5 mm	46.5 mm	14A
Power Transformers - Board Mount LOW PROF INTL TRANS 6-LPI 230-40-LPI Bel Signal Transformer 1: ¥5,590.9 25In Stock	Mfr. Part # 230-40-LPI Mouser Part # 530-230-40-LPI	Bel Signal Transformer	Power Transformers - Board Mount LOW PROF INTL TRANS 6-LPI	Datasheet	25In Stock	¥5,590.9 ¥5,052.8 ¥4,564.4 ¥4,267.1 View ¥4,137.6 ¥4,018 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	230 V CT/115 V	9 VA	40 mA/80 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	55.6 mm	38.1 mm	27.4 mm
Power Transformers - Board Mount 3PH XFMR ENCLOSED 75KVA CU WDGS 600V 60Hz Delta 480/277V WYE with GND Class R 220 C 40-150-LPI Bel Signal Transformer 1: ¥4,951.4 47In Stock	Mfr. Part # 40-150-LPI Mouser Part # 530-40-150-LPI	Bel Signal Transformer	Power Transformers - Board Mount 3PH XFMR ENCLOSED 75KVA CU WDGS 600V 60Hz Delta 480/277V WYE with GND Class R 220 C	Datasheet	47In Stock	¥4,951.4 ¥4,456.5 ¥4,207.3 ¥3,815.3 View ¥3,662.5 ¥3,574.5 ¥3,569.5 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	40 V CT/20 V	6 VA	150 mA/300 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	55.6 mm	38.1 mm	22.7 mm
Power Transformers - Board Mount TRANSFORMER CLASS 2 10VA REV CL2-10R-24 Bel Signal Transformer 1: ¥2,875.2 55In Stock	Mfr. Part # CL2-10R-24 Mouser Part # 530-CL2-10R-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER CLASS 2 10VA REV	Datasheet	55In Stock	¥2,875.2 ¥2,416.8 ¥2,317.1 ¥2,245.7 View ¥2,174.2 ¥2,094.5 Quote	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	24 V	10 VA	420 mA	Through Hole	Dual Primary Winding	Single Secondary Winding	47.6 mm	39.7 mm	34.9 mm
Power Transformers - Board Mount TRANSFORMER CLASS 2 10VA REV CL2-2.5R-12 Bel Signal Transformer 1: ¥2,204.1 92In Stock 200Expected 10/30/2026	Mfr. Part # CL2-2.5R-12 Mouser Part # 530-CL2-2.5R-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER CLASS 2 10VA REV	Datasheet	92In Stock 200Expected 10/30/2026	¥2,204.1 ¥1,971.6 ¥1,890.2 ¥1,830.4 View ¥1,772.3 ¥1,687.6 ¥1,632.8 ¥1,581.3	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	12 V	2.5 VA	200 mA	Through Hole	Dual Primary Winding	Single Secondary Winding	41.3 mm	36.5 mm	28.6 mm
Power Transformers - Board Mount TRANSFORMER CLASS 2 2.5VA REV CL2-2.5R-24 Bel Signal Transformer 1: ¥2,448.3 35In Stock	Mfr. Part # CL2-2.5R-24 Mouser Part # 530-CL2-2.5R-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER CLASS 2 2.5VA REV	Datasheet	35In Stock	¥2,448.3 ¥2,082.9 ¥1,996.5 ¥1,626.1 View ¥1,534.8 ¥1,433.4	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	24 V	2.5 VA	100 mA	Through Hole	Dual Primary Winding	Single Secondary Winding	41.3 mm	36.5 mm	28.6 mm
Power Transformers - Board Mount TRANSFORMER CLASS 2 25VA CL2-30-12 Bel Signal Transformer 1: ¥4,654.1 32In Stock	Mfr. Part # CL2-30-12 Mouser Part # 530-CL2-30-12	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER CLASS 2 25VA	Datasheet	32In Stock	¥4,654.1 ¥4,441.5 ¥3,896.7 ¥3,773.8 View ¥3,654.2 ¥3,503 ¥3,390.1	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	12 V	30 VA	2.5 A	Through Hole	Dual Primary Winding	Single Secondary Winding	66.7 mm	55.5 mm	39.7 mm
Power Transformers - Board Mount TRANSFORMER CLASS 2 30VA CL2-30-24 Bel Signal Transformer 1: ¥3,959.8 38In Stock 200Expected 10/30/2026	Mfr. Part # CL2-30-24 Mouser Part # 530-CL2-30-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER CLASS 2 30VA	Datasheet	38In Stock 200Expected 10/30/2026	¥3,959.8 ¥3,509.7 ¥3,380.1 ¥3,295.4 View ¥3,145.9 ¥3,014.7 ¥2,918.4	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	24 V	30 VA	1.25 A	Through Hole	Dual Primary Winding	Single Secondary Winding	66.7 mm	55.5 mm	39.7 mm
Power Transformers - Board Mount CHOKE CL2-40-12 Bel Signal Transformer 1: ¥5,247.1 35In Stock	Mfr. Part # CL2-40-12 Mouser Part # 530-CL2-40-12	Bel Signal Transformer	Power Transformers - Board Mount CHOKE	Datasheet	35In Stock	¥5,247.1 ¥4,722.2 ¥4,527.9 ¥4,385 View ¥4,245.5 ¥4,067.8	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	12 V	40 VA	3.33 A		Dual Primary Winding	Single Secondary Winding	79.4 mm	54.4 mm	68.2 mm
Power Transformers - Board Mount TRANSFORMER CLASS 2 5.0VA REV CL2-5.0R-24 Bel Signal Transformer 1: ¥2,577.9 46In Stock 100Expected 10/30/2026	Mfr. Part # CL2-5.0R-24 Mouser Part # 530-CL2-5.0R-24	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER CLASS 2 5.0VA REV	Datasheet	46In Stock 100Expected 10/30/2026	¥2,577.9 ¥2,323.7 ¥2,227.4 ¥2,156 View ¥2,038 ¥1,986.6 ¥1,938.4 ¥1,880.3	Min.: 1 Mult.: 1	Class 2 Transformers	115 VAC, 230 VAC	24 V	5 VA	200 mA	Through Hole	Dual Primary Winding	Single Secondary Winding	41.3 mm	36.5 mm	34.9 mm
Power Transformers - Board Mount TRANSFORMER MICRO PROCESS DMPC DMPC-Y-15 Bel Signal Transformer 1: ¥4,655.8 11In Stock	Mfr. Part # DMPC-Y-15 Mouser Part # 530-DMPC-Y-15	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER MICRO PROCESS DMPC Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	11In Stock	¥4,655.8 ¥4,401.7 ¥4,218.9 ¥4,084.4 View ¥3,724 ¥3,602.7 ¥3,596.1 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	5 V/15 V	24 VA	130 mA/835 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	57.2 mm	34.9 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-5 DPC-10-120 Bel Signal Transformer 1: ¥2,561.3 34In Stock	Mfr. Part # DPC-10-120 Mouser Part # 530-DPC-10-120	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-5 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	34In Stock	¥2,561.3 ¥2,247.3 ¥2,102.8 ¥1,945 View ¥1,886.9 ¥1,788.9 ¥1,782.3 ¥1,759 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	10 V CT/5 V	1.2 VA	120 mA/240 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	34.9 mm	28.6 mm	30.15 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-6 DPC-10-440 Bel Signal Transformer 1: ¥3,411.7 7In Stock	Mfr. Part # DPC-10-440 Mouser Part # 530-DPC-10-440	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-6 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	7In Stock	¥3,411.7 ¥3,210.7 ¥3,175.8 ¥2,403.5 View ¥2,353.6 ¥2,343.7 ¥2,333.7 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	10 V CT/5 V	4.4 VA	440 mA/880 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	31.8 mm	34.92 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-3 DPC-12-2000 Bel Signal Transformer 1: ¥4,993 40In Stock	Mfr. Part # DPC-12-2000 Mouser Part # 530-DPC-12-2000	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-3 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	40In Stock	¥4,993 ¥4,493 ¥4,303.7 ¥4,200.7 View ¥4,179.1 ¥3,649.2 ¥3,640.9 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	12 V CT/6.3 V	24 VA	2 A/4 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	57.2 mm	34.93 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-3 DPC-120-200 Bel Signal Transformer 1: ¥5,122.5 9In Stock	Mfr. Part # DPC-120-200 Mouser Part # 530-DPC-120-200	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-3 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	9In Stock	¥5,122.5 ¥4,983 ¥4,142.5 ¥3,747.2	Min.: 1 Mult.: 1		115 VAC, 230 VAC	120 V CT/60 V	24 VA	200 mA/400 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	57.2 mm	34.93 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-5 DPC-16-1500 Bel Signal Transformer 1: ¥5,207.2 29In Stock	Mfr. Part # DPC-16-1500 Mouser Part # 530-DPC-16-1500	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-5 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	29In Stock	¥5,207.2 ¥4,956.4 ¥4,488 ¥3,810.3 View ¥3,742.2 ¥3,733.9 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	16 V CT/8 V	24 VA	1.5 A/3 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	57.2 mm	34.93 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-6 DPC-16-260 Bel Signal Transformer 1: ¥3,292.1 39In Stock	Mfr. Part # DPC-16-260 Mouser Part # 530-DPC-16-260	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-6 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	39In Stock	¥3,292.1 ¥2,941.6 ¥2,822 ¥2,732.3 View ¥2,644.3 ¥2,518.1 ¥2,249 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	16 V CT/8 V	4.4 VA	260 mA/520 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	31.8 mm	34.92 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-3 DPC-20-1200 Bel Signal Transformer 1: ¥4,968.1 38In Stock	Mfr. Part # DPC-20-1200 Mouser Part # 530-DPC-20-1200	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-3 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	38In Stock	¥4,968.1 ¥4,488 ¥3,848.5 ¥3,740.6 View ¥3,626 ¥3,619.3 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	20 V CT/10 V	24 VA	1.2 A/2.4 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	57.2 mm	34.93 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-4 DPC-20-45 Bel Signal Transformer 1: ¥2,720.7 7In Stock	Mfr. Part # DPC-20-45 Mouser Part # 530-DPC-20-45	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-4 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	7In Stock	¥2,720.7 ¥2,488.2 ¥2,443.3 ¥1,971.6 View ¥1,903.5 ¥1,885.2 ¥1,883.6	Min.: 1 Mult.: 1		115 VAC, 230 VAC	20 V CT/10 V	1 VA	45 mA/90 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	25.4 mm	34.92 mm	21.08 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-3 DPC-24-1000 Bel Signal Transformer 1: ¥5,248.8 17In Stock	Mfr. Part # DPC-24-1000 Mouser Part # 530-DPC-24-1000	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-3 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	17In Stock	¥5,248.8 ¥4,723.9 ¥4,527.9 ¥4,381.7 View ¥4,242.2 ¥4,157.5 ¥3,717.3 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	24 V CT/12 V	24 VA	1 A/2 A	Through Hole	Dual Primary Winding	Dual Secondary Winding	41.3 mm	57.2 mm	34.93 mm	PC
Power Transformers - Board Mount TRANSFORMER POWER DPC-2 DPC-28-360 Bel Signal Transformer 1: ¥4,486.4 29In Stock	Mfr. Part # DPC-28-360 Mouser Part # 530-DPC-28-360	Bel Signal Transformer	Power Transformers - Board Mount TRANSFORMER POWER DPC-2 Learn More about Bel Signal Transformer signal transformer pc mount transformers	Datasheet	29In Stock	¥4,486.4 ¥4,315.3 ¥4,247.2 ¥2,775.5 View ¥2,745.6 ¥2,689.2 ¥2,657.6 Quote	Min.: 1 Mult.: 1		115 VAC, 230 VAC	28 V CT/14 V	10 VA	360 mA/720 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	47.6 mm	36.5 mm	41.27 mm	PC