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¶Features
 Universal operation  dual primary. 115 or 230 VAC, 50/60 Hz current.
 14 output voltages to choose from (5  36 VAC R.M.S.)
 Six VA size models available from  2.5 to 56VA.
 Low profile, split bobbin with top shroud design.
 Dual winding secondaries, nonconcentrically wound. Can be wired in series, parallel or used separately.
 Low primary to secondary coupling  no electrostatic shield required.
 High insulation  Hipot of 4,000V RMS.
 Class F insulation  155 degrees C.
 Two hole mounting on 2.5, 5, 10 and 20VA sizes, four hole mounting on 30 and 56VA size (mounting screws not provided).
 P.C. board mount with industry standard pin spacing.
 Listings: cURus, CE and TUV.
Part numbers with stars are new sizes or packaging configurations.
¶Mechanical & Schematic Data

¶Mounting Dimensions (see tables below)

¶Schematic

Complete Connection diagram can be found here  183 Connection Diagram
Click part number for details (e.g., CAD files, assembly instructions)
Dual Primary  Bulk Pack  Size  Secondary (RMS)  

115/230V  
Part No.  Part No.  VA  Series (see notes)  Parallel 
183E10  183E10BULK  2.5  10V C.T. @ 0.25A  5V @ 0.5A 
183F10  183F10BULK  5  10V C.T. @ 0.5A  5V @ 1A 
183G10  183G10BULK  10  10V C.T. @ 1A  5V @ 2A 
183H10  183H10BULK  20  10V C.T. @ 2A  5V @ 4A 
183J10  183J10BULK  30  10V C.T. @ 3A  5V @ 6A 
183K10  183K10BULK  56  10V C.T. @ 5.6A  5V @ 11.2A 
183E12  183E12BULK  2.5  12.6V C.T. @ 0.2A  6.3V @ 0.4A 
183F12  183F12BULK  5  12.6V C.T. @ 0.4A  6.3V @ 0.8A 
183G12  183G12BULK  10  12.6V C.T. @ 0.8A  6.3V @ 1.6A 
183H12  183H12BULK  20  12.6V C.T. @ 1.6A  6.3V @ 3.2A 
183J12  183J12BULK  30  12.6V C.T. @ 2.4A  6.3V @ 4.8A 
183K12  183K12BULK  56  12.6V C.T. @ 4.4A  6.3V @ 8.8A 
183E16  183E16BULK  2.5  16V C.T. @ 0.15A  8V @ 0.3A 
183F16  183F16BULK  5  16V C.T. @ 0.31A  8V @ 0.62A 
183G16  183G16BULK  10  16V C.T. @ 0.62A  8V @ 1.25A 
183H16  183H16BULK  20  16V C.T. @ 1.25A  8V @ 2.5A 
183J16  183J16BULK  30  16V C.T. @ 1.9A  8V @ 3.8A 
183K16  183K16BULK  56  16V C.T. @ 3.5A  8V @ 7A 
183E20  183E20BULK  2.5  20V C.T. @ 0.12A  10V @ 0.24A 
183F20  183F20BULK  5  20V C.T. @ 0.25A  10V @ 0.5A 
183G20  183G20BULK  10  20V C.T. @ 0.5A  10V @ 1A 
183H20  183H20BULK  20  20V C.T. @ 1.0A  10V @ 2A 
183J20  183J20BULK  30  20V C.T. @ 1.5A  10V @ 3A 
183K20  183K20BULK  56  20V C.T. @ 2.8A  10V @ 5.6A 
183E24  183E24BULK  2.5  24V C.T. @ 0.1A  12V @ 0.2A 
183F24  183F24BULK  5  24V C.T. @ 0.21A  12V @ 0.42A 
183G24  183G24BULK  10  24V C.T. @ 0.42A  12V @ 0.84A 
183H24  183H24BULK  20  24V C.T. @ 0.83A  12V @ 1.66A 
183J24  183J24BULK  30  24V C.T. @ 1.25A  12V @ 2.5A 
183K24  183K24BULK  56  24V C.T. @ 2.33A  12V @ 4.66A 
183E28  183E28BULK  2.5  28V C.T. @ 0.09A  14V @ 0.18A 
183F28  183F28BULK  5  28V C.T. @ 0.18A  14V @ 0.36A 
183G28  183G28BULK  10  28V C.T. @ 0.36A  14V @ 0.72A 
183H28  183H28BULK  20  28V C.T. @ 0.72A  14V @ 1.44A 
183J28  183J28BULK  30  28V C.T. @ 1.06A  14V @ 2.12A 
183K28  183K28BULK  56  28V C.T. @ 2A  14V @ 4A 
183E36  183E36BULK  2.5  36V C.T. @ 0.07A  18V @ 0.14A 
183F36  183F36BULK  5  36V C.T. @ 0.14A  18V @ 0.28A 
183G36  183G36BULK  10  36V C.T. @ 0.28A  18V @ 0.56A 
183H36  183H36BULK  20  36V C.T. @ 0.56A  18V @ 1.12A 
183J36  183J36BULK  30  36V C.T. @ 0.82A  18V @ 1.64A 
183K36  183K36BULK  56  36V C.T. @ 1.56A  18V @ 3.12A 
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Mechanical & Schematic Data
Click part number for details (e.g., CAD files, assembly instructions)
Units shown: inch. Switch units to: mm
(VA)  Dimensions  Pin Size  Mtg.  Weight  

Size  L  W  H  A  B  C  M  N  P  (Square)  Screw  lbs. 
2.5  1.63  1.44  1.13  0.20  0.25  1.00  1.06      0.025  #4  0.17 
5  1.63  1.44  1.38  0.20  0.40  1.00  1.06      0.025  #4  0.37 
10  1.88  1.56  1.38  0.20  0.40  1.14  1.25      0.036  #4  0.53 
20  2.25  1.88  1.63  0.40  0.40  1.46  1.50      0.036  #4  0.9 
30  2.63  2.19  1.56  0.55  0.28  1.68    1.75  2.19  0.045  #6  1.15 
56  3.00  2.50  1.81  0.60  0.30  1.90    2.00  2.50  0.045  #6  1.7 
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Data subject to change without notice.