belfuse.com/signal
Printed Circuit Mount
14A Series
One-4-All™ International Transformers
International Standards at Lower Cost with
Better Performance
Signal’s 14A transformers are used in low power applications and
provide the high isolation, creepage and clearance necessary to
comply with international safety standards.
General Specications
• Power - 2.5 VA to 56 VA
• Dielectric Strength - 4000 Vrms Hipot
• Dual Primaries - 115/230 V - 50/60 Hz
• Dual Secondaries - Series or parallel
• Insulation System - Class F, 155° C, UL 1446 (E66312)
• Flammability Rating - Bobbin and shroud material meet UL 94-V0
Agency Certications
• UL recognized to UL 506 / UL 5085-2, File # E63829
• CSA certified to C22.2 No. 66.1, File # 221070
• VDE certified to VDE 0805 / EN 60950, File # 1446
# CSA certified to C22.2 No. 66.3 / UL5085-3,
File # 221070 - Class 2 Energy Limited
RoHS
Compliant
belfuse.com/signal
128 Atlantic Avenue, Lynbrook, NY 11563
Toll Free 866-239-5777 | Tel 516-239-5777 | Fax 516-239-7208
sales@signaltransformer.com | techhelp@signaltransformer.com
Custom versions available upon request.
© 2019 Signal Transformer Specications subject to change without notice 14A Series 12.19
14A Series Datasheet
Part Number Selection
Part Number
VA Secondary RMS Rating
Size Series Parallel
14A-2.5R-10
2.5 10.0 VCT @ 0.25 A 5.0 V @ 0.50 A
14A-5.0R-10
5
10.0 VCT @ 0.50 A 5.0 V @ 1.00 A
14A-10R-10
10 10.0 VCT @ 1.00 A 5.0 V @ 2.00 A
14A-2.5R-12#
2.5 12.6VCT @ 0.20 A 6.3 V @ 0.40 A
14A-5.0R-12#
5
12.6 VCT @ 0.40 A 6.3 V @ 0.80 A
14A-10R-12#
10 12.6 VCT @ 0.80 A 6.3 V @ 1.60 A
14A-2.5R-16#
2.5 16.0 VCT @ 0.15 A 8.0 V @ 0.30 A
14A-5.0R-16#
5
16.0 VCT @ 0.31 A 8.0 V @ 0.62 A
14A-10R-16#
10 16.0 VCT @ 0.62 A 8.0 V @ 1.25 A
14A-2.5R-20#
2.5 20.0 VCT @ 0.12 A 10 V @ 0.24 A
14A-5.0R-20#
5
20.0 VCT @ 0.25 A 10 V @ 0.50 A
14A-10R-20#
10 20.0 VCT @ 0.50 A 10 V @ 1.00 A
14A-2.5R-24#
2.5 24.0 VCT @ 0.10 A 12 V @ 0.20 A
14A-5.0R-24#
5
24.0 VCT @ 0.21 A 12 V @ 0.42 A
14A-10R-24#
10 24.0 VCT @ 0.42 A 12 V @ 0.84 A
14A-2.5R-28
2.5 28.0 VCT @ 0.09 A 14 V @ 0.18 A
14A-5.0R-28
5
28.0 VCT @ 0.18 A 14 V @ 0.36 A
14A-10R-28
10 28.0 VCT @ 0.36 A 14 V @ 0.72 A
14A-2.5R-36
2.5 36.0 VCT @ 0.07 A 18 V @ 0.14 A
14A-5.0R-36
5
36.0 VCT @ 0.14 A 18 V @ 0.28 A
14A-10R-36
10 36.0 VCT @ 0.28 A 18 V @ 0.56 A
Part Number
VA Secondary RMS Rating
Size Series Parallel
14A-20-10
20
10.0 VCT @ 2.0A 5.0 V @ 4.0 A
14A-30-10
30
10.0 VCT @ 3.0A 5.0 V @ 6.0 A
14A-56-10
56
10.0 VCT @ 5.6A 5.0 V @ 11.2 A
14A-20-12#
20
12.6 VCT @ 1.6A 6.3 V @ 3.2 A
14A-30-12#
30
12.6 VCT @ 2.4A 6.3 V @ 4.80 A
14A-56-12
56
12.6 VCT @ 4.4A 6.3 V @ 8.80 A
14A-20-16#20 16.0 VCT @ 1.25 A 8.0 V @ 2.50 A
14A-30-16#
30
16.0 VCT @ 1.90 A 8.0 V @ 3.80 A
14A-56-16
56
16.0 VCT @ 3.50 A 8.0 V @ 7.00 A
14A-20-20#20 20.0 VCT @ 1.00 A 10 V @ 2.00 A
14A-30-20#30 20.0 VCT @ 1.50 A 10 V @ 3.00 A
14A-56-20
56
20.0 VCT @ 2.80 A 10 V @ 5.60 A
14A-20-24#
20
24.0 VCT @ 0.83 A 12 V @ 1.66 A
14A-30-24#30 24.0 VCT @ 1.25 A 12 V @ 2.50 A
14A-56-24
56
24.0 VCT @ 2.33 A 12 V @ 4.66 A
14A-20-28
20
28.0 VCT @ 0.72 A 14 V @ 1.44 A
14A-30-28
30
28.0 VCT @ 1.06 A 14 V @ 2.12 A
14A-56-28
56
28.0 VCT @ 2.00 A 14 V @ 4.00 A
14A-20-36
20
36.0 VCT @ 0.56 A 18 V @ 1.12 A
14A-30-36
30
36.0 VCT @ 0.82 A 18 V @ 1.64 A
14A-56-36
56
36.0 VCT @ 1.56 A 18 V @ 3.12 A
RoHS
Compliant
belfuse.com/signal
128 Atlantic Avenue, Lynbrook, NY 11563
Toll Free 866-239-5777 | Tel 516-239-5777 | Fax 516-239-7208
sales@signaltransformer.com | techhelp@signaltransformer.com
Custom versions available upon request.
© 2019 Signal Transformer Specications subject to change without notice 14A Series 12.19
14A Series Datasheet
Mechanical Specications
115/230 V
50/60 Hz
12
10
9
7
4
1
3
6
Indicates like
p
olarit
y
VA
Mechanical Dimensions Sq. Pin
Dimensions
Mounting Dimensions
Mounting Screw Weight
L W H*
A B C M N
P
Size Inches (mm) Size Qty lbs (kg)
2.5 1.62
(41.3)
1.43
(36.5)
1.12
(28.6)
0.20
(5.08)
0.25
(6.35)
1.00
(25.4)
0.025
(0.64)
1.06
(26.9)
- -
#4
2
0.25
(0.113)
5
1.62
(41.3)
1.43
(36.5)
1.37
(34.9)
0.20
(5.08)
0.40
(10.16)
1.00
(25.4)
0.025
(0.64)
1.06
(26.9)
- -
#4
2
0.37
(0.168)
10 1.87
(47.6)
1.56
(39.7)
1.37
(34.9)
0.20
(5.08)
0.40
(10.16)
1.14
(29.0)
0.036
(0.91)
1.25
(31.7)
- -
#4
2
0.53
(0.240)
20 2.25
(57.2)
1.87
(47.6)
1.62
(41.3)
0.40
(10.2)
0.40
(10.2)
1.46
(37.1)
0.036
(0.91)
1.50
(38.1)
- -
#4
2
0.90
(0.41)
30 2.62
(66.7)
2.18
(55.5)
1.56
(39.7)
0.55
(13.9)
0.27
(7.0)
1.68
(42.7)
0.045
(1.14)
-
1.75
(44.4)
2.18
(55.5) #6
4
1.15
(0.52)
56 3.00
(76.2)
2.50
(63.5)
1.83
(46.5)
0.60
(15.2)
0.30
(7.6)
1.90
(48.3)
0.045
(1.14)
-
2.00
(50.8)
2.50
(6.35) #6
4
1.70
(0.77)
*Note: Dimension H represents the total distance from the seating plane to the uppermost surface, stand offs and/or risers inclusive.
RoHS
Compliant