440 Volt Primary Single Phase Isolation Transformers

H. 440 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. 440V Primary - 600 Secondary

kVA Output Amps Aluminum Copper
3 5 - T30048
5 8.33 - T30049
7.5 12.5 - T30050
10 16.67 T19075 T30051
15 25 T19076 T30052
25 41.67 T19077 T30053
37.5 62.5 T19078 T30054
50 83.33 T19079 T30055
75 125 T19080 T30056
100 166.67 T19081 T30057
167 278.33 T19082 T30058
200 333.33 T19083 T30059
250 416.67 T19084 T30060
330 550 T19085 T30061

2. 440V Primary - 575 Secondary

kVA Output Amps Aluminum Copper
3 5.22 - T30062
5 8.70 - T30063
7.5 13.04 - T30064
10 17.39 T19089 T30065
15 26.09 T19090 T30066
25 43.48 T19091 T30067
37.5 65.22 T19092 T30068
50 86.96 T19093 T30069
75 130.43 T19094 T30070
100 173.91 T19095 T30071
167 290.43 T19096 T30072
200 347.83 T19097 T30073
250 434.78 T19098 T30074
330 573.91 T19099 T30075

3. 440V Primary - 550 Secondary

kVA Output Amps Aluminum Copper
3 5.45 - T30076
5 9.09 - T30077
7.5 13.64 - T30078
10 18.18 T19103 T30079
15 27.27 T19104 T30080
25 45.45 T19105 T30081
37.5 68.18 T19106 T30082
50 90.91 T19107 T30083
75 136.36 T19108 T30084
100 181.82 T19109 T30085
167 303.64 T19110 T30086
200 363.64 T19111 T30087
250 454.55 T19112 T30088
330 600 T19113 T30089

4. 440V Primary - 480 Secondary

kVA Output Amps Aluminum Copper
3 6.25 - T30090
5 10.42 - T30091
7.5 15.63 - T30092
10 20.83 T19117 T30093
15 31.25 T19118 T30094
25 52.08 T19119 T30095
37.5 78.13 T19120 T30096
50 104.17 T19121 T30097
75 156.25 T19122 T30098
100 208.33 T19123 T30099
167 347.92 T19124 T30100
200 416.67 T19125 T30101
250 520.83 T19126 T30102
330 687.50 T19127 T30103

5. 440V Primary - 240/480 Secondary

kVA Output Amps Aluminum Copper
3 12.5/6.25 - T30104
5 20.83/10.42 - T30105
7.5 31.25/15.63 - T30106
10 41.67/20.83 T19131 T30107
15 62.5/31.25 T19132 T30108
25 104.17/52.08 T19133 T30109
37.5 156.25/78.13 T19134 T30110
50 208.33/104.17 T19135 T30111
75 312.5/156.25 T19136 T30112
100 416.67/208.33 T19137 T30113
167 695.83/347.92 T19138 T30114
200 833.33/416.67 T19139 T30115
250 1041.67/520.83 T19140 T30116
330 1375/687.5 T19141 T30117

6. 440V Primary - 460 Secondary

kVA Output Amps Aluminum Copper
3 6.52 - T30118
5 10.87 - T30119
7.5 16.30 - T30120
10 21.74 T19145 T30121
15 32.61 T19146 T30122
25 54.35 T19147 T30123
37.5 81.52 T19148 T30124
50 108.70 T19149 T30125
75 163.04 T19150 T30126
100 217.39 T19151 T30127
167 363.04 T19152 T30128
200 434.78 T19153 T30129
250 543.48 T19154 T30130
330 717.39 T19155 T30131

7. 440V Primary - 230/460 Secondary

kVA Output Amps Aluminum Copper
3 13.04/6.52 - T30132
5 21.74/10.87 - T30133
7.5 32.61/16.3 - T30134
10 43.48/21.74 T19159 T30135
15 65.22/32.61 T19160 T30136
25 108.7/54.35 T19161 T30137
37.5 163.04/81.52 T19162 T30138
50 217.39/108.7 T19163 T30139
75 326.09/163.04 T19164 T30140
100 434.78/217.39 T19165 T30141
167 726.09/363.04 T19166 T30142
200 869.57/434.78 T19167 T30143
250 1086.96/543.48 T19168 T30144
330 1434.78/717.39 T19169 T30145

8. 440V Primary - 440 Secondary

kVA Output Amps Aluminum Copper
3 6.82 - T30146
5 11.36 - T30147
7.5 17.05 - T30148
10 22.73 T19173 T30149
15 34.09 T19174 T30150
25 56.82 T19175 T30151
37.5 85.23 T19176 T30152
50 113.64 T19177 T30153
75 170.45 T19178 T30154
100 227.27 T19179 T30155
167 379.55 T19180 T30156
200 454.55 T19181 T30157
250 568.18 T19182 T30158
330 750 T19183 T30159

9. 440V Primary - 220/440 Secondary

kVA Output Amps Aluminum Copper
3 13.64/6.82 - T30160
5 22.73/11.36 - T30161
7.5 34.09/17.05 - T30162
10 45.45/22.73 T19187 T30163
15 68.18/34.09 T19188 T30164
25 113.64/56.82 T19189 T30165
37.5 170.45/85.23 T19190 T30166
50 227.27/113.64 T19191 T30167
75 340.91/170.45 T19192 T30168
100 454.55/227.27 T19193 T30169
167 759.09/379.55 T19194 T30170
200 909.09/454.55 T19195 T30171
250 1136.36/568.18 T19196 T30172
330 1500/750 T19197 T30173

10. 440V Primary - 416 Secondary

kVA Output Amps Aluminum Copper
3 7.21 - T30174
5 12.02 - T30175
7.5 18.03 - T30176
10 24.04 T19201 T30177
15 36.06 T19202 T30178
25 60.10 T19203 T30179
37.5 90.14 T19204 T30180
50 120.19 T19205 T30181
75 180.29 T19206 T30182
100 240.38 T19207 T30183
167 401.44 T19208 T30184
200 480.77 T19209 T30185
250 600.96 T19210 T30186
330 793.27 T19211 T30187

11. 440V Primary - 208/416 Secondary

kVA Output Amps Aluminum Copper
3 14.42/7.21 - T30188
5 24.04/12.02 - T30189
7.5 36.06/18.03 - T30190
10 48.08/24.04 T19215 T30191
15 72.12/36.06 T19216 T30192
25 120.19/60.1 T19217 T30193
37.5 180.29/90.14 T19218 T30194
50 240.38/120.19 T19219 T30195
75 360.58/180.29 T19220 T30196
100 480.77/240.38 T19221 T30197
167 802.88/401.44 T19222 T30198
200 961.54/480.77 T19223 T30199
250 1201.92/600.96 T19224 T30200
330 1586.54/793.27 T19225 T30201

12. 440V Primary - 400 Secondary

kVA Output Amps Aluminum Copper
3 7.5 - T30202
5 12.5 - T30203
7.5 18.75 - T30204
10 25 T19229 T30205
15 37.5 T19230 T30206
25 62.5 T19231 T30207
37.5 93.75 T19232 T30208
50 125 T19233 T30209
75 187.5 T19234 T30210
100 250 T19235 T30211
167 417.5 T19236 T30212
200 500 T19237 T30213
250 625 T19238 T30214
330 825 T19239 T30215

13. 440V Primary - 380 Secondary

kVA Output Amps Aluminum Copper
3 7.89 - T30216
5 13.16 - T30217
7.5 19.74 - T30218
10 26.32 T19243 T30219
15 39.47 T19244 T30220
25 65.79 T19245 T30221
37.5 98.68 T19246 T30222
50 131.58 T19247 T30223
75 197.37 T19248 T30224
100 263.16 T19249 T30225
167 439.47 T19250 T30226
200 526.32 T19251 T30227
250 657.89 T19252 T30228
330 868.42 T19253 T30229

14. 440V Primary - 347 Secondary

kVA Output Amps Aluminum Copper
3 8.65 - T30230
5 14.41 - T30231
7.5 21.61 - T30232
10 28.82 T19257 T30233
15 43.23 T19258 T30234
25 72.05 T19259 T30235
37.5 108.07 T19260 T30236
50 144.09 T19261 T30237
75 216.14 T19262 T30238
100 288.18 T19263 T30239
167 481.27 T19264 T30240
200 576.37 T19265 T30241
250 720.46 T19266 T30242
330 951.01 T19267 T30243

15. 440V Primary - 277 Secondary

kVA Output Amps Aluminum Copper
3 10.83 - T30244
5 18.05 - T30245
7.5 27.08 - T30246
10 36.10 T19271 T30247
15 54.15 T19272 T30248
25 90.25 T19273 T30249
37.5 135.38 T19274 T30250
50 180.51 T19275 T30251
75 270.76 T19276 T30252
100 361.01 T19277 T30253
167 602.89 T19278 T30254
200 722.02 T19279 T30255
250 902.53 T19280 T30256
330 1191.34 T19281 T30257

16. 440V Primary - 240 Secondary

kVA Output Amps Aluminum Copper
3 12.5 - T30258
5 20.83 - T30259
7.5 31.25 - T30260
10 41.67 T19285 T30261
15 62.5 T19286 T30262
25 104.17 T19287 T30263
37.5 156.25 T19288 T30264
50 208.33 T19289 T30265
75 312.5 T19290 T30266
100 416.67 T19291 T30267
167 695.83 T19292 T30268
200 833.33 T19293 T30269
250 1041.67 T19294 T30270
330 1375 T19295 T30271

17. 440V Primary - 120/240 Secondary

kVA Output Amps Aluminum Copper
3 25/12.5 - T30272
5 41.67/20.83 - T30273
7.5 62.5/31.25 - T30274
10 83.33/41.67 T19299 T30275
15 125/62.5 T19300 T30276
25 208.33/104.17 T19301 T30277
37.5 312.5/156.25 T19302 T30278
50 416.67/208.33 T19303 T30279
75 625/312.5 T19304 T30280
100 833.33/416.67 T19305 T30281
167 1391.67/695.83 T19306 T30282
200 1666.67/833.33 T19307 T30283
250 2083.33/1041.67 T19308 T30284
330 2750/1375 T19309 T30285

18. 440V Primary - 230 Secondary

kVA Output Amps Aluminum Copper
3 13.04 - T30286
5 21.74 - T30287
7.5 32.61 - T30288
10 43.48 T19313 T30289
15 65.22 T19314 T30290
25 108.70 T19315 T30291
37.5 163.04 T19316 T30292
50 217.39 T19317 T30293
75 326.09 T19318 T30294
100 434.78 T19319 T30295
167 726.09 T19320 T30296
200 869.57 T19321 T30297
250 1086.96 T19322 T30298
330 1434.78 T19323 T30299

19. 440V Primary - 115/230 Secondary

kVA Output Amps Aluminum Copper
3 26.09/13.04 - T30300
5 43.48/21.74 - T30301
7.5 65.22/32.61 - T30302
10 86.96/43.48 T19327 T30303
15 130.43/65.22 T19328 T30304
25 217.39/108.7 T19329 T30305
37.5 326.09/163.04 T19330 T30306
50 434.78/217.39 T19331 T30307
75 652.17/326.09 T19332 T30308
100 869.57/434.78 T19333 T30309
167 1452.17/726.09 T19334 T30310
200 1739.13/869.57 T19335 T30311
250 2173.91/1086.96 T19336 T30312
330 2869.57/1434.78 T19337 T30313

20. 440V Primary - 220 Secondary

kVA Output Amps Aluminum Copper
3 13.64 - T30314
5 22.73 - T30315
7.5 34.09 - T30316
10 45.45 T19341 T30317
15 68.18 T19342 T30318
25 113.64 T19343 T30319
37.5 170.45 T19344 T30320
50 227.27 T19345 T30321
75 340.91 T19346 T30322
100 454.55 T19347 T30323
167 759.09 T19348 T30324
200 909.09 T19349 T30325
250 1136.36 T19350 T30326
330 1500 T19351 T30327

21. 440V Primary - 110/220 Secondary

kVA Output Amps Aluminum Copper
3 27.27/13.64 - T30328
5 45.45/22.73 - T30329
7.5 68.18/34.09 - T30330
10 90.91/45.45 T19355 T30331
15 136.36/68.18 T19356 T30332
25 227.27/113.64 T19357 T30333
37.5 340.91/170.45 T19358 T30334
50 454.55/227.27 T19359 T30335
75 681.82/340.91 T19360 T30336
100 909.09/454.55 T19361 T30337
167 1518.18/759.09 T19362 T30338
200 1818.18/909.09 T19363 T30339
250 2272.73/1136.36 T19364 T30340
330 3000/1500 T19365 T30341

22. 440V Primary - 208 Secondary

kVA Output Amps Aluminum Copper
3 14.42 - T30342
5 24.04 - T30343
7.5 36.06 - T30344
10 48.08 T19369 T30345
15 72.12 T19370 T30346
25 120.19 T19371 T30347
37.5 180.29 T19372 T30348
50 240.38 T19373 T30349
75 360.58 T19374 T30350
100 480.77 T19375 T30351
167 802.88 T19376 T30352
200 961.54 T19377 T30353
250 1201.92 T19378 T30354
330 1586.54 T19379 T30355

23. 440V Primary - 200 Secondary

kVA Output Amps Aluminum Copper
3 15 - T30356
5 25 - T30357
7.5 37.5 - T30358
10 50 T19383 T30359
15 75 T19384 T30360
25 125 T19385 T30361
37.5 187.5 T19386 T30362
50 250 T19387 T30363
75 375 T19388 T30364
100 500 T19389 T30365
167 835 T19390 T30366
200 1000 T19391 T30367
250 1250 T19392 T30368
330 1650 T19393 T30369

24. 440V Primary - 190 Secondary

kVA Output Amps Aluminum Copper
3 15.79 - T30370
5 26.32 - T30371
7.5 39.47 - T30372
10 52.63 T19397 T30373
15 78.95 T19398 T30374
25 131.58 T19399 T30375
37.5 197.37 T19400 T30376
50 263.16 T19401 T30377
75 394.74 T19402 T30378
100 526.32 T19403 T30379
167 878.95 T19404 T30380
200 1052.63 T19405 T30381
250 1315.79 T19406 T30382
330 1736.84 T19407 T30383

25. 440V Primary - 120 Secondary

kVA Output Amps Aluminum Copper
3 25 - T30384
5 41.67 - T30385
7.5 62.5 - T30386
10 83.33 T19411 T30387
15 125 T19412 T30388
25 208.33 T19413 T30389
37.5 312.5 T19414 T30390
50 416.67 T19415 T30391
75 625 T19416 T30392
100 833.33 T19417 T30393
167 1391.67 T19418 T30394
200 1666.67 T19419 T30395
250 2083.33 T19420 T30396
330 2750 T19421 T30397

26. 440V Primary - 115 Secondary

kVA Output Amps Aluminum Copper
3 26.09 - T30398
5 43.48 - T30399
7.5 65.22 - T30400
10 86.96 T19425 T30401
15 130.43 T19426 T30402
25 217.39 T19427 T30403
37.5 326.09 T19428 T30404
50 434.78 T19429 T30405
75 652.17 T19430 T30406
100 869.57 T19431 T30407
167 1452.17 T19432 T30408
200 1739.13 T19433 T30409
250 2173.91 T19434 T30410
330 2869.57 T19435 T30411

27. 440V Primary - 110 Secondary

kVA Output Amps Aluminum Copper
3 27.27 - T30412
5 45.45 - T30413
7.5 68.18 - T30414
10 90.91 T19439 T30415
15 136.36 T19440 T30416
25 227.27 T19441 T30417
37.5 340.91 T19442 T30418
50 454.55 T19443 T30419
75 681.82 T19444 T30420
100 909.09 T19445 T30421
167 1518.18 T19446 T30422
200 1818.18 T19447 T30423
250 2272.73 T19448 T30424
330 3000 T19449 T30425

28. 440V Primary - 100 Secondary

kVA Output Amps Aluminum Copper
3 30 - T30426
5 50 - T30427
7.5 75 - T30428
10 100 T19453 T30429
15 150 T19454 T30430
25 250 T19455 T30431
37.5 375 T19456 T30432
50 500 T19457 T30433
75 750 T19458 T30434
100 1000 T19459 T30435
167 1670 T19460 T30436
200 2000 T19461 T30437
250 2500 T19462 T30438
330 3300 T19463 T30439