230 Volt Primary Single Phase Isolation Transformers

R. 230 Volt Primary Single Phase Isolation Transformers

TEMCo Single Phase Isolation Transformers are 50/60 Hz rated and come in a NEMA 3R enclosure for indoor use as well as outdoor protection against rain and sleet. Our transformers are built to last, guaranteed. That's why we back these with a decade long warranty.

• UL Listed, CSA Approved
• Aluminum or Copper windings
• 50/60 Hz rated
• NEMA 3R Enclosure (for indoor or outdoor use)

Looking for a different specification? See all the primary voltage configurations here.

Select a Different Primary Configuration »

Secondary Voltages Selection
1. 600 15. 277
2. 575 16. 240
3. 550 17. 120/240
4. 480 18. 230
5. 240/480 19. 115/230
6. 460 20. 220
7. 230/460 21. 110/220
8. 440 22. 208
9. 220/440 23. 200
10. 416 24. 190
11. 208/416 25. 120
12. 400 26. 115
13. 380 27. 110
14. 347 28. 100

1. 230V Primary - 600 Secondary

kVA Output Amps Aluminum Copper
3 5 - T33968
5 8.33 - T33969
7.5 12.5 - T33970
10 16.67 T22995 T33971
15 25 T22996 T33972
25 41.67 T22997 T33973
37.5 62.5 T22998 T33974
50 83.33 T22999 T33975
75 125 T23000 T33976
100 166.67 T23001 T33977
167 278.33 T23002 T33978
200 333.33 T23003 T33979
250 416.67 T23004 T33980
330 550 T23005 T33981

2. 230V Primary - 575 Secondary

kVA Output Amps Aluminum Copper
3 5.22 - T33982
5 8.70 - T33983
7.5 13.04 - T33984
10 17.39 T23009 T33985
15 26.09 T23010 T33986
25 43.48 T23011 T33987
37.5 65.22 T23012 T33988
50 86.96 T23013 T33989
75 130.43 T23014 T33990
100 173.91 T23015 T33991
167 290.43 T23016 T33992
200 347.83 T23017 T33993
250 434.78 T23018 T33994
330 573.91 T23019 T33995

3. 230V Primary - 550 Secondary

kVA Output Amps Aluminum Copper
3 5.45 - T33996
5 9.09 - T33997
7.5 13.64 - T33998
10 18.18 T23023 T33999
15 27.27 T23024 T34000
25 45.45 T23025 T34001
37.5 68.18 T23026 T34002
50 90.91 T23027 T34003
75 136.36 T23028 T34004
100 181.82 T23029 T34005
167 303.64 T23030 T34006
200 363.64 T23031 T34007
250 454.55 T23032 T34008
330 600 T23033 T34009

4. 230V Primary - 480 Secondary

kVA Output Amps Aluminum Copper
3 6.25 - T34010
5 10.42 - T34011
7.5 15.63 - T34012
10 20.83 T23037 T34013
15 31.25 T23038 T34014
25 52.08 T23039 T34015
37.5 78.13 T23040 T34016
50 104.17 T23041 T34017
75 156.25 T23042 T34018
100 208.33 T23043 T34019
167 347.92 T23044 T34020
200 416.67 T23045 T34021
250 520.83 T23046 T34022
330 687.50 T23047 T34023

5. 230V Primary - 240/480 Secondary

kVA Output Amps Aluminum Copper
3 12.5/6.25 - T34024
5 20.83/10.42 - T34025
7.5 31.25/15.63 - T34026
10 41.67/20.83 T23051 T34027
15 62.5/31.25 T23052 T34028
25 104.17/52.08 T23053 T34029
37.5 156.25/78.13 T23054 T34030
50 208.33/104.17 T23055 T34031
75 312.5/156.25 T23056 T34032
100 416.67/208.33 T23057 T34033
167 695.83/347.92 T23058 T34034
200 833.33/416.67 T23059 T34035
250 1041.67/520.83 T23060 T34036
330 1375/687.5 T23061 T34037

6. 230V Primary - 460 Secondary

kVA Output Amps Aluminum Copper
3 6.52 - T34038
5 10.87 - T34039
7.5 16.30 - T34040
10 21.74 T23065 T34041
15 32.61 T23066 T34042
25 54.35 T23067 T34043
37.5 81.52 T23068 T34044
50 108.70 T23069 T34045
75 163.04 T23070 T34046
100 217.39 T23071 T34047
167 363.04 T23072 T34048
200 434.78 T23073 T34049
250 543.48 T23074 T34050
330 717.39 T23075 T34051

7. 230V Primary - 230/460 Secondary

kVA Output Amps Aluminum Copper
3 13.04/6.52 - T34052
5 21.74/10.87 - T34053
7.5 32.61/16.3 - T34054
10 43.48/21.74 T23079 T34055
15 65.22/32.61 T23080 T34056
25 108.7/54.35 T23081 T34057
37.5 163.04/81.52 T23082 T34058
50 217.39/108.7 T23083 T34059
75 326.09/163.04 T23084 T34060
100 434.78/217.39 T23085 T34061
167 726.09/363.04 T23086 T34062
200 869.57/434.78 T23087 T34063
250 1086.96/543.48 T23088 T34064
330 1434.78/717.39 T23089 T34065

8. 230V Primary - 440 Secondary

kVA Output Amps Aluminum Copper
3 6.82 - T34066
5 11.36 - T34067
7.5 17.05 - T34068
10 22.73 T23093 T34069
15 34.09 T23094 T34070
25 56.82 T23095 T34071
37.5 85.23 T23096 T34072
50 113.64 T23097 T34073
75 170.45 T23098 T34074
100 227.27 T23099 T34075
167 379.55 T23100 T34076
200 454.55 T23101 T34077
250 568.18 T23102 T34078
330 750 T23103 T34079

9. 230V Primary - 220/440 Secondary

kVA Output Amps Aluminum Copper
3 13.64/6.82 - T34080
5 22.73/11.36 - T34081
7.5 34.09/17.05 - T34082
10 45.45/22.73 T23107 T34083
15 68.18/34.09 T23108 T34084
25 113.64/56.82 T23109 T34085
37.5 170.45/85.23 T23110 T34086
50 227.27/113.64 T23111 T34087
75 340.91/170.45 T23112 T34088
100 454.55/227.27 T23113 T34089
167 759.09/379.55 T23114 T34090
200 909.09/454.55 T23115 T34091
250 1136.36/568.18 T23116 T34092
330 1500/750 T23117 T34093

10. 230V Primary - 416 Secondary

kVA Output Amps Aluminum Copper
3 7.21 - T34094
5 12.02 - T34095
7.5 18.03 - T34096
10 24.04 T23121 T34097
15 36.06 T23122 T34098
25 60.10 T23123 T34099
37.5 90.14 T23124 T34100
50 120.19 T23125 T34101
75 180.29 T23126 T34102
100 240.38 T23127 T34103
167 401.44 T23128 T34104
200 480.77 T23129 T34105
250 600.96 T23130 T34106
330 793.27 T23131 T34107

11. 230V Primary - 208/416 Secondary

kVA Output Amps Aluminum Copper
3 14.42/7.21 - T34108
5 24.04/12.02 - T34109
7.5 36.06/18.03 - T34110
10 48.08/24.04 T23135 T34111
15 72.12/36.06 T23136 T34112
25 120.19/60.1 T23137 T34113
37.5 180.29/90.14 T23138 T34114
50 240.38/120.19 T23139 T34115
75 360.58/180.29 T23140 T34116
100 480.77/240.38 T23141 T34117
167 802.88/401.44 T23142 T34118
200 961.54/480.77 T23143 T34119
250 1201.92/600.96 T23144 T34120
330 1586.54/793.27 T23145 T34121

12. 230V Primary - 400 Secondary

kVA Output Amps Aluminum Copper
3 7.5 - T34122
5 12.5 - T34123
7.5 18.75 - T34124
10 25 T23149 T34125
15 37.5 T23150 T34126
25 62.5 T23151 T34127
37.5 93.75 T23152 T34128
50 125 T23153 T34129
75 187.5 T23154 T34130
100 250 T23155 T34131
167 417.5 T23156 T34132
200 500 T23157 T34133
250 625 T23158 T34134
330 825 T23159 T34135

13. 230V Primary - 380 Secondary

kVA Output Amps Aluminum Copper
3 7.89 - T34136
5 13.16 - T34137
7.5 19.74 - T34138
10 26.32 T23163 T34139
15 39.47 T23164 T34140
25 65.79 T23165 T34141
37.5 98.68 T23166 T34142
50 131.58 T23167 T34143
75 197.37 T23168 T34144
100 263.16 T23169 T34145
167 439.47 T23170 T34146
200 526.32 T23171 T34147
250 657.89 T23172 T34148
330 868.42 T23173 T34149

14. 230V Primary - 347 Secondary

kVA Output Amps Aluminum Copper
3 8.65 - T34150
5 14.41 - T34151
7.5 21.61 - T34152
10 28.82 T23177 T34153
15 43.23 T23178 T34154
25 72.05 T23179 T34155
37.5 108.07 T23180 T34156
50 144.09 T23181 T34157
75 216.14 T23182 T34158
100 288.18 T23183 T34159
167 481.27 T23184 T34160
200 576.37 T23185 T34161
250 720.46 T23186 T34162
330 951.01 T23187 T34163

15. 230V Primary - 277 Secondary

kVA Output Amps Aluminum Copper
3 10.83 - T34164
5 18.05 - T34165
7.5 27.08 - T34166
10 36.10 T23191 T34167
15 54.15 T23192 T34168
25 90.25 T23193 T34169
37.5 135.38 T23194 T34170
50 180.51 T23195 T34171
75 270.76 T23196 T34172
100 361.01 T23197 T34173
167 602.89 T23198 T34174
200 722.02 T23199 T34175
250 902.53 T23200 T34176
330 1191.34 T23201 T34177

16. 230V Primary - 240 Secondary

kVA Output Amps Aluminum Copper
3 12.5 - T34178
5 20.83 - T34179
7.5 31.25 - T34180
10 41.67 T23205 T34181
15 62.5 T23206 T34182
25 104.17 T23207 T34183
37.5 156.25 T23208 T34184
50 208.33 T23209 T34185
75 312.5 T23210 T34186
100 416.67 T23211 T34187
167 695.83 T23212 T34188
200 833.33 T23213 T34189
250 1041.67 T23214 T34190
330 1375 T23215 T34191

17. 230V Primary - 120/240 Secondary

kVA Output Amps Aluminum Copper
3 25/12.5 - T34192
5 41.67/20.83 - T34193
7.5 62.5/31.25 - T34194
10 83.33/41.67 T23219 T34195
15 125/62.5 T23220 T34196
25 208.33/104.17 T23221 T34197
37.5 312.5/156.25 T23222 T34198
50 416.67/208.33 T23223 T34199
75 625/312.5 T23224 T34200
100 833.33/416.67 T23225 T34201
167 1391.67/695.83 T23226 T34202
200 1666.67/833.33 T23227 T34203
250 2083.33/1041.67 T23228 T34204
330 2750/1375 T23229 T34205

18. 230V Primary - 230 Secondary

kVA Output Amps Aluminum Copper
3 13.04 - T34206
5 21.74 - T34207
7.5 32.61 - T34208
10 43.48 T23233 T34209
15 65.22 T23234 T34210
25 108.70 T23235 T34211
37.5 163.04 T23236 T34212
50 217.39 T23237 T34213
75 326.09 T23238 T34214
100 434.78 T23239 T34215
167 726.09 T23240 T34216
200 869.57 T23241 T34217
250 1086.96 T23242 T34218
330 1434.78 T23243 T34219

19. 230V Primary - 115/230 Secondary

kVA Output Amps Aluminum Copper
3 26.09/13.04 - T34220
5 43.48/21.74 - T34221
7.5 65.22/32.61 - T34222
10 86.96/43.48 T23247 T34223
15 130.43/65.22 T23248 T34224
25 217.39/108.7 T23249 T34225
37.5 326.09/163.04 T23250 T34226
50 434.78/217.39 T23251 T34227
75 652.17/326.09 T23252 T34228
100 869.57/434.78 T23253 T34229
167 1452.17/726.09 T23254 T34230
200 1739.13/869.57 T23255 T34231
250 2173.91/1086.96 T23256 T34232
330 2869.57/1434.78 T23257 T34233

20. 230V Primary - 220 Secondary

kVA Output Amps Aluminum Copper
3 13.64 - T34234
5 22.73 - T34235
7.5 34.09 - T34236
10 45.45 T23261 T34237
15 68.18 T23262 T34238
25 113.64 T23263 T34239
37.5 170.45 T23264 T34240
50 227.27 T23265 T34241
75 340.91 T23266 T34242
100 454.55 T23267 T34243
167 759.09 T23268 T34244
200 909.09 T23269 T34245
250 1136.36 T23270 T34246
330 1500 T23271 T34247

21. 230V Primary - 110/220 Secondary

kVA Output Amps Aluminum Copper
3 27.27/13.64 - T34248
5 45.45/22.73 - T34249
7.5 68.18/34.09 - T34250
10 90.91/45.45 T23275 T34251
15 136.36/68.18 T23276 T34252
25 227.27/113.64 T23277 T34253
37.5 340.91/170.45 T23278 T34254
50 454.55/227.27 T23279 T34255
75 681.82/340.91 T23280 T34256
100 909.09/454.55 T23281 T34257
167 1518.18/759.09 T23282 T34258
200 1818.18/909.09 T23283 T34259
250 2272.73/1136.36 T23284 T34260
330 3000/1500 T23285 T34261

22. 230V Primary - 208 Secondary

kVA Output Amps Aluminum Copper
3 14.42 - T34262
5 24.04 - T34263
7.5 36.06 - T34264
10 48.08 T23289 T34265
15 72.12 T23290 T34266
25 120.19 T23291 T34267
37.5 180.29 T23292 T34268
50 240.38 T23293 T34269
75 360.58 T23294 T34270
100 480.77 T23295 T34271
167 802.88 T23296 T34272
200 961.54 T23297 T34273
250 1201.92 T23298 T34274
330 1586.54 T23299 T34275

23. 230V Primary - 200 Secondary

kVA Output Amps Aluminum Copper
3 15 - T34276
5 25 - T34277
7.5 37.5 - T34278
10 50 T23303 T34279
15 75 T23304 T34280
25 125 T23305 T34281
37.5 187.5 T23306 T34282
50 250 T23307 T34283
75 375 T23308 T34284
100 500 T23309 T34285
167 835 T23310 T34286
200 1000 T23311 T34287
250 1250 T23312 T34288
330 1650 T23313 T34289

24. 230V Primary - 190 Secondary

kVA Output Amps Aluminum Copper
3 15.79 - T34290
5 26.32 - T34291
7.5 39.47 - T34292
10 52.63 T23317 T34293
15 78.95 T23318 T34294
25 131.58 T23319 T34295
37.5 197.37 T23320 T34296
50 263.16 T23321 T34297
75 394.74 T23322 T34298
100 526.32 T23323 T34299
167 878.95 T23324 T34300
200 1052.63 T23325 T34301
250 1315.79 T23326 T34302
330 1736.84 T23327 T34303

25. 230V Primary - 120 Secondary

kVA Output Amps Aluminum Copper
3 25 - T34304
5 41.67 - T34305
7.5 62.5 - T34306
10 83.33 T23331 T34307
15 125 T23332 T34308
25 208.33 T23333 T34309
37.5 312.5 T23334 T34310
50 416.67 T23335 T34311
75 625 T23336 T34312
100 833.33 T23337 T34313
167 1391.67 T23338 T34314
200 1666.67 T23339 T34315
250 2083.33 T23340 T34316
330 2750 T23341 T34317

26. 230V Primary - 115 Secondary

kVA Output Amps Aluminum Copper
3 26.09 - T34318
5 43.48 - T34319
7.5 65.22 - T34320
10 86.96 T23345 T34321
15 130.43 T23346 T34322
25 217.39 T23347 T34323
37.5 326.09 T23348 T34324
50 434.78 T23349 T34325
75 652.17 T23350 T34326
100 869.57 T23351 T34327
167 1452.17 T23352 T34328
200 1739.13 T23353 T34329
250 2173.91 T23354 T34330
330 2869.57 T23355 T34331

27. 230V Primary - 110 Secondary

kVA Output Amps Aluminum Copper
3 27.27 - T34332
5 45.45 - T34333
7.5 68.18 - T34334
10 90.91 T23359 T34335
15 136.36 T23360 T34336
25 227.27 T23361 T34337
37.5 340.91 T23362 T34338
50 454.55 T23363 T34339
75 681.82 T23364 T34340
100 909.09 T23365 T34341
167 1518.18 T23366 T34342
200 1818.18 T23367 T34343
250 2272.73 T23368 T34344
330 3000 T23369 T34345

28. 230V Primary - 100 Secondary

kVA Output Amps Aluminum Copper
3 30 - T34346
5 50 - T34347
7.5 75 - T34348
10 100 T23373 T34349
15 150 T23374 T34350
25 250 T23375 T34351
37.5 375 T23376 T34352
50 500 T23377 T34353
75 750 T23378 T34354
100 1000 T23379 T34355
167 1670 T23380 T34356
200 2000 T23381 T34357
250 2500 T23382 T34358
330 3300 T23383 T34359