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3FD Series Power Transformers - Board Mount

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Primary Voltage Rating	Power Rating	Secondary Current Rating	Mounting Style	Primary Winding	Secondary Winding	Height	Series
Power Transformers - Board Mount THROUGH HOLE 6VA 3FD-416 Tamura 1: $9.72 338In Stock	Mfr. Part # 3FD-416 Mouser Part # 838-3FD-416	Tamura	Power Transformers - Board Mount THROUGH HOLE 6VA	Datasheet	338In Stock	$9.72 $8.68 $8.23 $7.93 View $7.66 $7.36 $7.11 $6.88 Quote	Min.: 1 Mult.: 1	115 VAC, 230 VAC	6 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	34.54 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 1.1VA 3FD-236 Tamura 1: $5.86 276In Stock	Mfr. Part # 3FD-236 Mouser Part # 838-3FD-236	Tamura	Power Transformers - Board Mount THROUGH HOLE 1.1VA	Datasheet	276In Stock	$5.86 $4.69 $4.50 $3.52 View $3.50 $3.43 $3.37 $3.30	Min.: 1 Mult.: 1	115 VAC, 230 VAC	1.1 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	25.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 1.1VA 3FD-228 Tamura 1: $5.86 240In Stock	Mfr. Part # 3FD-228 Mouser Part # 838-3FD-228	Tamura	Power Transformers - Board Mount THROUGH HOLE 1.1VA	Datasheet	240In Stock	$5.86 $4.69 $4.50 $3.52 View $3.42 $3.32 $3.31 $3.30	Min.: 1 Mult.: 1	115 VAC, 230 VAC	1.1 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	25.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 1.1VA 3FD-220 Tamura 1: $5.42 840In Stock	Mfr. Part # 3FD-220 Mouser Part # 838-3FD-220	Tamura	Power Transformers - Board Mount THROUGH HOLE 1.1VA	Datasheet	840In Stock	$5.42 $4.80 $4.60 $4.25 View $4.16 $3.75 $3.70	Min.: 1 Mult.: 1	115 VAC, 230 VAC	1.1 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	25.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 6VA 3FD-428 Tamura 1: $10.17 869In Stock	Mfr. Part # 3FD-428 Mouser Part # 838-3FD-428	Tamura	Power Transformers - Board Mount THROUGH HOLE 6VA	Datasheet	869In Stock	$10.17 $9.46 $9.08 $8.79 View $8.52 $8.17 $7.91 $6.79 Quote	Min.: 1 Mult.: 1	115 VAC, 230 VAC	6 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	34.54 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 12VA 3FD-512 Tamura 1: $14.62 169In Stock	Mfr. Part # 3FD-512 Mouser Part # 838-3FD-512	Tamura	Power Transformers - Board Mount THROUGH HOLE 12VA	Datasheet	169In Stock	$14.62 $13.70 $13.47 $13.04 View $10.75 $9.07 $8.88 $8.69	Min.: 1 Mult.: 1	115 VAC, 230 VAC	12 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	41.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 1.1VA 3FD-210 Tamura 1: $5.75 116In Stock 480Expected 3/24/2027	Mfr. Part # 3FD-210 Mouser Part # 838-3FD-210	Tamura	Power Transformers - Board Mount THROUGH HOLE 1.1VA	Datasheet	116In Stock 480Expected 3/24/2027	$5.75 $4.83 $4.64 $4.19 View $4.03 $3.97 $3.91 $3.49	Min.: 1 Mult.: 1	115 VAC, 230 VAC	1.1 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	25.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 1.1VA 3FD-224 Tamura 1: $5.42 222In Stock	Mfr. Part # 3FD-224 Mouser Part # 838-3FD-224	Tamura	Power Transformers - Board Mount THROUGH HOLE 1.1VA	Datasheet	222In Stock	$5.42 $4.80 $4.60 $3.85 View $3.84 $3.49 $3.37 $3.29	Min.: 1 Mult.: 1	115 VAC, 230 VAC	1.1 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	25.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 1.1VA 3FD-256 Tamura 1: $5.86 355In Stock	Mfr. Part # 3FD-256 Mouser Part # 838-3FD-256	Tamura	Power Transformers - Board Mount THROUGH HOLE 1.1VA	Datasheet	355In Stock	$5.86 $5.00 $4.80 $4.55 View $4.41 $4.27 $3.93 $3.86 $3.81	Min.: 1 Mult.: 1	115 VAC, 230 VAC				Dual Primary Winding	Dual Secondary Winding		3FD
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FD-316 Tamura 1: $6.63 38In Stock 720Expected 3/2/2027	Mfr. Part # 3FD-316 Mouser Part # 838-3FD-316	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	38In Stock 720Expected 3/2/2027	$6.63 $5.59 $5.37 $5.16 View $5.00 $4.79 $4.67 $4.53 $3.83	Min.: 1 Mult.: 1	115 VAC, 230 VAC	2.4 VA	150 mA, 300 mA	Through Hole	Dual Primary Winding	Dual Secondary Winding	32 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FD-328 Tamura 1: $6.07 234In Stock	Mfr. Part # 3FD-328 Mouser Part # 838-3FD-328	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	234In Stock	$6.07 $5.35 $5.13 $4.63 View $4.47 $4.26 $4.12 $3.95 $3.82	Min.: 1 Mult.: 1	115 VAC, 230 VAC	2.4 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	32 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FD-336 Tamura 1: $6.43 2In Stock 480Expected 2/18/2027	Mfr. Part # 3FD-336 Mouser Part # 838-3FD-336	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	2In Stock 480Expected 2/18/2027	$6.43 $5.52 $5.34 $5.08 View $4.63 $4.45 $4.40	Min.: 1 Mult.: 1	115 VAC, 230 VAC	2.4 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	32 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FD-348 Tamura 1: $6.63 4In Stock 480Expected 9/21/2026	Mfr. Part # 3FD-348 Mouser Part # 838-3FD-348	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	4In Stock 480Expected 9/21/2026	$6.63 $5.22 $4.99 $3.96 View $3.84 $3.71 $3.62 $3.48 $3.36	Min.: 1 Mult.: 1	115 VAC, 230 VAC	2.4 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	32 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 6VA 3FD-410 Tamura 1: $9.98 40In Stock	Mfr. Part # 3FD-410 Mouser Part # 838-3FD-410	Tamura	Power Transformers - Board Mount THROUGH HOLE 6VA	Datasheet	40In Stock	$9.98 $8.84 $8.48 $8.21 View $7.95 $7.11 $6.89 $6.68 Quote	Min.: 1 Mult.: 1	115 VAC, 230 VAC	6 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	34.54 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 12VA 3FD-516 Tamura 1: $12.98 120In Stock 250Expected 3/1/2027	Mfr. Part # 3FD-516 Mouser Part # 838-3FD-516	Tamura	Power Transformers - Board Mount THROUGH HOLE 12VA	Datasheet	120In Stock 250Expected 3/1/2027	$12.98 $11.60 $11.45 $11.09 View $10.75 $9.86 $9.55 $9.36 Quote	Min.: 1 Mult.: 1	115 VAC, 230 VAC	12 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	41.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 12VA 3FD-520 Tamura 1: $12.98 162In Stock	Mfr. Part # 3FD-520 Mouser Part # 838-3FD-520	Tamura	Power Transformers - Board Mount THROUGH HOLE 12VA	Datasheet	162In Stock	$12.98 $11.49 $11.02 $10.67 View $10.33 $9.90 $9.59 $9.27 Quote	Min.: 1 Mult.: 1	115 VAC, 230 VAC	12 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	41.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 12VA 3FD-524 Tamura 1: $13.41 22In Stock	Mfr. Part # 3FD-524 Mouser Part # 838-3FD-524	Tamura	Power Transformers - Board Mount THROUGH HOLE 12VA	Datasheet	22In Stock	$13.41 $12.10 $11.60 $10.93 View $10.63 $10.20 $9.88 $9.56	Min.: 1 Mult.: 1	115 VAC, 230 VAC	12 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	41.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 12VA 3FD-528 Tamura 1: $13.64 3In Stock 500On Order	Mfr. Part # 3FD-528 Mouser Part # 838-3FD-528	Tamura	Power Transformers - Board Mount THROUGH HOLE 12VA	Datasheet	3In Stock 500On Order On Order Ship Dates Mfr. #: 3FD-528 Stock: 3 Can Ship Immediately On Order: 250 Expected 10/16/2026 250 Expected 10/30/2026 Factory Lead-Time: 24 Weeks	$13.64 $11.83 $11.35 $10.99 View $10.64 $10.20 $9.88 $9.62	Min.: 1 Mult.: 1	115 VAC, 230 VAC	12 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	41.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 1.1VA 3FD-216 Tamura 1: $5.75 460Expected 4/5/2027	Mfr. Part # 3FD-216 Mouser Part # 838-3FD-216	Tamura	Power Transformers - Board Mount THROUGH HOLE 1.1VA	Datasheet	460Expected 4/5/2027	$5.75 $5.19 $4.96 $4.55 View $4.40 $4.24 $4.12 $4.00 $3.92	Min.: 1 Mult.: 1	115 VAC, 230 VAC	1.1 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	25.4 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FD-312 Tamura 1: $5.76 469Expected 11/4/2026	Mfr. Part # 3FD-312 Mouser Part # 838-3FD-312	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	469Expected 11/4/2026	$5.76 $5.14 $5.04 $4.96 View $4.76 $4.61 $4.04 $3.91	Min.: 1 Mult.: 1	115 VAC, 230 VAC	2.4 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	32 mm	3FD
Power Transformers - Board Mount POWER TRANSFORMER 3FD-320 Tamura 1: $6.07 2,625On Order	Mfr. Part # 3FD-320 Mouser Part # 838-3FD-320	Tamura	Power Transformers - Board Mount POWER TRANSFORMER	Datasheet	2,625On Order On Order Ship Dates Mfr. #: 3FD-320 Stock: 0 On Order: 225 Expected 10/23/2026 1,680 Expected 2/1/2027 720 Expected 3/1/2027 Factory Lead-Time: 24 Weeks	$6.07 $5.22 $4.99 $4.64 View $4.47 $4.28 $4.14 $3.98 $3.90	Min.: 1 Mult.: 1	115 VAC, 230 VAC	2.4 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	32 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 2.4VA 3FD-324 Tamura 1: $5.65 1,345On Order	Mfr. Part # 3FD-324 Mouser Part # 838-3FD-324	Tamura	Power Transformers - Board Mount THROUGH HOLE 2.4VA	Datasheet	1,345On Order On Order Ship Dates Mfr. #: 3FD-324 Stock: 0 On Order: 325 Expected 12/14/2026 480 Expected 3/1/2027 540 Expected 3/12/2027 Factory Lead-Time: 24 Weeks	$5.65 $5.11 $4.90 $4.46 View $4.28 $4.10 $3.95 $3.80	Min.: 1 Mult.: 1	115 VAC, 230 VAC	2.4 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	32 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 6VA 3FD-412 Tamura 1: $10.58 238Expected 1/6/2027	Mfr. Part # 3FD-412 Mouser Part # 838-3FD-412	Tamura	Power Transformers - Board Mount THROUGH HOLE 6VA	Datasheet	238Expected 1/6/2027	$10.58 $9.54 $9.12 $8.30 View $8.04 $7.70 $7.45 $7.22	Min.: 1 Mult.: 1	115 VAC, 230 VAC	6 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	34.54 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 6VA 3FD-420 Tamura 1: $9.62 1,150On Order	Mfr. Part # 3FD-420 Mouser Part # 838-3FD-420	Tamura	Power Transformers - Board Mount THROUGH HOLE 6VA	Datasheet	1,150On Order On Order Ship Dates Mfr. #: 3FD-420 Stock: 0 On Order: 550 Expected 2/26/2027 600 Expected 3/1/2027 Factory Lead-Time: 24 Weeks	$9.62 $8.65 $8.15 $7.89 View $7.61 $7.26 $6.94 $6.68 Quote	Min.: 1 Mult.: 1	115 VAC, 230 VAC	6 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	34.54 mm	3FD
Power Transformers - Board Mount THROUGH HOLE 6VA 3FD-424 Tamura 1: $9.72 499On Order	Mfr. Part # 3FD-424 Mouser Part # 838-3FD-424	Tamura	Power Transformers - Board Mount THROUGH HOLE 6VA	Datasheet	499On Order On Order Ship Dates Mfr. #: 3FD-424 Stock: 0 On Order: 249 Expected 10/23/2026 250 Expected 10/30/2026 Factory Lead-Time: 24 Weeks	$9.72 $8.77 $8.42 $8.14 View $7.89 $7.55 $7.31 $7.08 Quote	Min.: 1 Mult.: 1	115 VAC, 230 VAC	6 VA		Through Hole	Dual Primary Winding	Dual Secondary Winding	34.54 mm	3FD

3FD Series Power Transformers - Board Mount

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