P. 240 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. 240V Primary - 600 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5 | - | T33184 |
5 | 8.33 | - | T33185 |
7.5 | 12.5 | - | T33186 |
10 | 16.67 | T22211 | T33187 |
15 | 25 | T22212 | T33188 |
25 | 41.67 | T22213 | T33189 |
37.5 | 62.5 | T22214 | T33190 |
50 | 83.33 | T22215 | T33191 |
75 | 125 | T22216 | T33192 |
100 | 166.67 | T22217 | T33193 |
167 | 278.33 | T22218 | T33194 |
200 | 333.33 | T22219 | T33195 |
250 | 416.67 | T22220 | T33196 |
330 | 550 | T22221 | T33197 |
2. 240V Primary - 575 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5.22 | - | T33198 |
5 | 8.70 | - | T33199 |
7.5 | 13.04 | - | T33200 |
10 | 17.39 | T22225 | T33201 |
15 | 26.09 | T22226 | T33202 |
25 | 43.48 | T22227 | T33203 |
37.5 | 65.22 | T22228 | T33204 |
50 | 86.96 | T22229 | T33205 |
75 | 130.43 | T22230 | T33206 |
100 | 173.91 | T22231 | T33207 |
167 | 290.43 | T22232 | T33208 |
200 | 347.83 | T22233 | T33209 |
250 | 434.78 | T22234 | T33210 |
330 | 573.91 | T22235 | T33211 |
3. 240V Primary - 550 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5.45 | - | T33212 |
5 | 9.09 | - | T33213 |
7.5 | 13.64 | - | T33214 |
10 | 18.18 | T22239 | T33215 |
15 | 27.27 | T22240 | T33216 |
25 | 45.45 | T22241 | T33217 |
37.5 | 68.18 | T22242 | T33218 |
50 | 90.91 | T22243 | T33219 |
75 | 136.36 | T22244 | T33220 |
100 | 181.82 | T22245 | T33221 |
167 | 303.64 | T22246 | T33222 |
200 | 363.64 | T22247 | T33223 |
250 | 454.55 | T22248 | T33224 |
330 | 600 | T22249 | T33225 |
4. 240V Primary - 480 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.25 | - | T33226 |
5 | 10.42 | - | T33227 |
7.5 | 15.63 | - | T33228 |
10 | 20.83 | T22253 | T33229 |
15 | 31.25 | T22254 | T33230 |
25 | 52.08 | T22255 | T33231 |
37.5 | 78.13 | T22256 | T33232 |
50 | 104.17 | T22257 | T33233 |
75 | 156.25 | T22258 | T33234 |
100 | 208.33 | T22259 | T33235 |
167 | 347.92 | T22260 | T33236 |
200 | 416.67 | T22261 | T33237 |
250 | 520.83 | T22262 | T33238 |
330 | 687.50 | T22263 | T33239 |
5. 240V Primary - 240/480 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 12.5/6.25 | - | T33240 |
5 | 20.83/10.42 | - | T33241 |
7.5 | 31.25/15.63 | - | T33242 |
10 | 41.67/20.83 | T22267 | T33243 |
15 | 62.5/31.25 | T22268 | T33244 |
25 | 104.17/52.08 | T22269 | T33245 |
37.5 | 156.25/78.13 | T22270 | T33246 |
50 | 208.33/104.17 | T22271 | T33247 |
75 | 312.5/156.25 | T22272 | T33248 |
100 | 416.67/208.33 | T22273 | T33249 |
167 | 695.83/347.92 | T22274 | T33250 |
200 | 833.33/416.67 | T22275 | T33251 |
250 | 1041.67/520.83 | T22276 | T33252 |
330 | 1375/687.5 | T22277 | T33253 |
6. 240V Primary - 460 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.52 | - | T33254 |
5 | 10.87 | - | T33255 |
7.5 | 16.30 | - | T33256 |
10 | 21.74 | T22281 | T33257 |
15 | 32.61 | T22282 | T33258 |
25 | 54.35 | T22283 | T33259 |
37.5 | 81.52 | T22284 | T33260 |
50 | 108.70 | T22285 | T33261 |
75 | 163.04 | T22286 | T33262 |
100 | 217.39 | T22287 | T33263 |
167 | 363.04 | T22288 | T33264 |
200 | 434.78 | T22289 | T33265 |
250 | 543.48 | T22290 | T33266 |
330 | 717.39 | T22291 | T33267 |
7. 240V Primary - 230/460 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.04/6.52 | - | T33268 |
5 | 21.74/10.87 | - | T33269 |
7.5 | 32.61/16.3 | - | T33270 |
10 | 43.48/21.74 | T22295 | T33271 |
15 | 65.22/32.61 | T22296 | T33272 |
25 | 108.7/54.35 | T22297 | T33273 |
37.5 | 163.04/81.52 | T22298 | T33274 |
50 | 217.39/108.7 | T22299 | T33275 |
75 | 326.09/163.04 | T22300 | T33276 |
100 | 434.78/217.39 | T22301 | T33277 |
167 | 726.09/363.04 | T22302 | T33278 |
200 | 869.57/434.78 | T22303 | T33279 |
250 | 1086.96/543.48 | T22304 | T33280 |
330 | 1434.78/717.39 | T22305 | T33281 |
8. 240V Primary - 440 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.82 | - | T33282 |
5 | 11.36 | - | T33283 |
7.5 | 17.05 | - | T33284 |
10 | 22.73 | T22309 | T33285 |
15 | 34.09 | T22310 | T33286 |
25 | 56.82 | T22311 | T33287 |
37.5 | 85.23 | T22312 | T33288 |
50 | 113.64 | T22313 | T33289 |
75 | 170.45 | T22314 | T33290 |
100 | 227.27 | T22315 | T33291 |
167 | 379.55 | T22316 | T33292 |
200 | 454.55 | T22317 | T33293 |
250 | 568.18 | T22318 | T33294 |
330 | 750 | T22319 | T33295 |
9. 240V Primary - 220/440 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.64/6.82 | - | T33296 |
5 | 22.73/11.36 | - | T33297 |
7.5 | 34.09/17.05 | - | T33298 |
10 | 45.45/22.73 | T22323 | T33299 |
15 | 68.18/34.09 | T22324 | T33300 |
25 | 113.64/56.82 | T22325 | T33301 |
37.5 | 170.45/85.23 | T22326 | T33302 |
50 | 227.27/113.64 | T22327 | T33303 |
75 | 340.91/170.45 | T22328 | T33304 |
100 | 454.55/227.27 | T22329 | T33305 |
167 | 759.09/379.55 | T22330 | T33306 |
200 | 909.09/454.55 | T22331 | T33307 |
250 | 1136.36/568.18 | T22332 | T33308 |
330 | 1500/750 | T22333 | T33309 |
10. 240V Primary - 416 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.21 | - | T33310 |
5 | 12.02 | - | T33311 |
7.5 | 18.03 | - | T33312 |
10 | 24.04 | T22337 | T33313 |
15 | 36.06 | T22338 | T33314 |
25 | 60.10 | T22339 | T33315 |
37.5 | 90.14 | T22340 | T33316 |
50 | 120.19 | T22341 | T33317 |
75 | 180.29 | T22342 | T33318 |
100 | 240.38 | T22343 | T33319 |
167 | 401.44 | T22344 | T33320 |
200 | 480.77 | T22345 | T33321 |
250 | 600.96 | T22346 | T33322 |
330 | 793.27 | T22347 | T33323 |
11. 240V Primary - 208/416 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 14.42/7.21 | - | T33324 |
5 | 24.04/12.02 | - | T33325 |
7.5 | 36.06/18.03 | - | T33326 |
10 | 48.08/24.04 | T22351 | T33327 |
15 | 72.12/36.06 | T22352 | T33328 |
25 | 120.19/60.1 | T22353 | T33329 |
37.5 | 180.29/90.14 | T22354 | T33330 |
50 | 240.38/120.19 | T22355 | T33331 |
75 | 360.58/180.29 | T22356 | T33332 |
100 | 480.77/240.38 | T22357 | T33333 |
167 | 802.88/401.44 | T22358 | T33334 |
200 | 961.54/480.77 | T22359 | T33335 |
250 | 1201.92/600.96 | T22360 | T33336 |
330 | 1586.54/793.27 | T22361 | T33337 |
12. 240V Primary - 400 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.5 | - | T33338 |
5 | 12.5 | - | T33339 |
7.5 | 18.75 | - | T33340 |
10 | 25 | T22365 | T33341 |
15 | 37.5 | T22366 | T33342 |
25 | 62.5 | T22367 | T33343 |
37.5 | 93.75 | T22368 | T33344 |
50 | 125 | T22369 | T33345 |
75 | 187.5 | T22370 | T33346 |
100 | 250 | T22371 | T33347 |
167 | 417.5 | T22372 | T33348 |
200 | 500 | T22373 | T33349 |
250 | 625 | T22374 | T33350 |
330 | 825 | T22375 | T33351 |
13. 240V Primary - 380 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.89 | - | T33352 |
5 | 13.16 | - | T33353 |
7.5 | 19.74 | - | T33354 |
10 | 26.32 | T22379 | T33355 |
15 | 39.47 | T22380 | T33356 |
25 | 65.79 | T22381 | T33357 |
37.5 | 98.68 | T22382 | T33358 |
50 | 131.58 | T22383 | T33359 |
75 | 197.37 | T22384 | T33360 |
100 | 263.16 | T22385 | T33361 |
167 | 439.47 | T22386 | T33362 |
200 | 526.32 | T22387 | T33363 |
250 | 657.89 | T22388 | T33364 |
330 | 868.42 | T22389 | T33365 |
14. 240V Primary - 347 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 8.65 | - | T33366 |
5 | 14.41 | - | T33367 |
7.5 | 21.61 | - | T33368 |
10 | 28.82 | T22393 | T33369 |
15 | 43.23 | T22394 | T33370 |
25 | 72.05 | T22395 | T33371 |
37.5 | 108.07 | T22396 | T33372 |
50 | 144.09 | T22397 | T33373 |
75 | 216.14 | T22398 | T33374 |
100 | 288.18 | T22399 | T33375 |
167 | 481.27 | T22400 | T33376 |
200 | 576.37 | T22401 | T33377 |
250 | 720.46 | T22402 | T33378 |
330 | 951.01 | T22403 | T33379 |
15. 240V Primary - 277 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 10.83 | - | T33380 |
5 | 18.05 | - | T33381 |
7.5 | 27.08 | - | T33382 |
10 | 36.10 | T22407 | T33383 |
15 | 54.15 | T22408 | T33384 |
25 | 90.25 | T22409 | T33385 |
37.5 | 135.38 | T22410 | T33386 |
50 | 180.51 | T22411 | T33387 |
75 | 270.76 | T22412 | T33388 |
100 | 361.01 | T22413 | T33389 |
167 | 602.89 | T22414 | T33390 |
200 | 722.02 | T22415 | T33391 |
250 | 902.53 | T22416 | T33392 |
330 | 1191.34 | T22417 | T33393 |
16. 240V Primary - 240 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 12.5 | - | T33394 |
5 | 20.83 | - | T33395 |
7.5 | 31.25 | - | T33396 |
10 | 41.67 | T22421 | T33397 |
15 | 62.5 | T22422 | T33398 |
25 | 104.17 | T22423 | T33399 |
37.5 | 156.25 | T22424 | T33400 |
50 | 208.33 | T22425 | T33401 |
75 | 312.5 | T22426 | T33402 |
100 | 416.67 | T22427 | T33403 |
167 | 695.83 | T22428 | T33404 |
200 | 833.33 | T22429 | T33405 |
250 | 1041.67 | T22430 | T33406 |
330 | 1375 | T22431 | T33407 |
17. 240V Primary - 120/240 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 25/12.5 | - | T33408 |
5 | 41.67/20.83 | - | T33409 |
7.5 | 62.5/31.25 | - | T33410 |
10 | 83.33/41.67 | T22435 | T33411 |
15 | 125/62.5 | T22436 | T33412 |
25 | 208.33/104.17 | T22437 | T33413 |
37.5 | 312.5/156.25 | T22438 | T33414 |
50 | 416.67/208.33 | T22439 | T33415 |
75 | 625/312.5 | T22440 | T33416 |
100 | 833.33/416.67 | T22441 | T33417 |
167 | 1391.67/695.83 | T22442 | T33418 |
200 | 1666.67/833.33 | T22443 | T33419 |
250 | 2083.33/1041.67 | T22444 | T33420 |
330 | 2750/1375 | T22445 | T33421 |
18. 240V Primary - 230 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.04 | - | T33422 |
5 | 21.74 | - | T33423 |
7.5 | 32.61 | - | T33424 |
10 | 43.48 | T22449 | T33425 |
15 | 65.22 | T22450 | T33426 |
25 | 108.70 | T22451 | T33427 |
37.5 | 163.04 | T22452 | T33428 |
50 | 217.39 | T22453 | T33429 |
75 | 326.09 | T22454 | T33430 |
100 | 434.78 | T22455 | T33431 |
167 | 726.09 | T22456 | T33432 |
200 | 869.57 | T22457 | T33433 |
250 | 1086.96 | T22458 | T33434 |
330 | 1434.78 | T22459 | T33435 |
19. 240V Primary - 115/230 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 26.09/13.04 | - | T33436 |
5 | 43.48/21.74 | - | T33437 |
7.5 | 65.22/32.61 | - | T33438 |
10 | 86.96/43.48 | T22463 | T33439 |
15 | 130.43/65.22 | T22464 | T33440 |
25 | 217.39/108.7 | T22465 | T33441 |
37.5 | 326.09/163.04 | T22466 | T33442 |
50 | 434.78/217.39 | T22467 | T33443 |
75 | 652.17/326.09 | T22468 | T33444 |
100 | 869.57/434.78 | T22469 | T33445 |
167 | 1452.17/726.09 | T22470 | T33446 |
200 | 1739.13/869.57 | T22471 | T33447 |
250 | 2173.91/1086.96 | T22472 | T33448 |
330 | 2869.57/1434.78 | T22473 | T33449 |
20. 240V Primary - 220 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.64 | - | T33450 |
5 | 22.73 | - | T33451 |
7.5 | 34.09 | - | T33452 |
10 | 45.45 | T22477 | T33453 |
15 | 68.18 | T22478 | T33454 |
25 | 113.64 | T22479 | T33455 |
37.5 | 170.45 | T22480 | T33456 |
50 | 227.27 | T22481 | T33457 |
75 | 340.91 | T22482 | T33458 |
100 | 454.55 | T22483 | T33459 |
167 | 759.09 | T22484 | T33460 |
200 | 909.09 | T22485 | T33461 |
250 | 1136.36 | T22486 | T33462 |
330 | 1500 | T22487 | T33463 |
21. 240V Primary - 110/220 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 27.27/13.64 | - | T33464 |
5 | 45.45/22.73 | - | T33465 |
7.5 | 68.18/34.09 | - | T33466 |
10 | 90.91/45.45 | T22491 | T33467 |
15 | 136.36/68.18 | T22492 | T33468 |
25 | 227.27/113.64 | T22493 | T33469 |
37.5 | 340.91/170.45 | T22494 | T33470 |
50 | 454.55/227.27 | T22495 | T33471 |
75 | 681.82/340.91 | T22496 | T33472 |
100 | 909.09/454.55 | T22497 | T33473 |
167 | 1518.18/759.09 | T22498 | T33474 |
200 | 1818.18/909.09 | T22499 | T33475 |
250 | 2272.73/1136.36 | T22500 | T33476 |
330 | 3000/1500 | T22501 | T33477 |
22. 240V Primary - 208 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 14.42 | - | T33478 |
5 | 24.04 | - | T33479 |
7.5 | 36.06 | - | T33480 |
10 | 48.08 | T22505 | T33481 |
15 | 72.12 | T22506 | T33482 |
25 | 120.19 | T22507 | T33483 |
37.5 | 180.29 | T22508 | T33484 |
50 | 240.38 | T22509 | T33485 |
75 | 360.58 | T22510 | T33486 |
100 | 480.77 | T22511 | T33487 |
167 | 802.88 | T22512 | T33488 |
200 | 961.54 | T22513 | T33489 |
250 | 1201.92 | T22514 | T33490 |
330 | 1586.54 | T22515 | T33491 |
23. 240V Primary - 200 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 15 | - | T33492 |
5 | 25 | - | T33493 |
7.5 | 37.5 | - | T33494 |
10 | 50 | T22519 | T33495 |
15 | 75 | T22520 | T33496 |
25 | 125 | T22521 | T33497 |
37.5 | 187.5 | T22522 | T33498 |
50 | 250 | T22523 | T33499 |
75 | 375 | T22524 | T33500 |
100 | 500 | T22525 | T33501 |
167 | 835 | T22526 | T33502 |
200 | 1000 | T22527 | T33503 |
250 | 1250 | T22528 | T33504 |
330 | 1650 | T22529 | T33505 |
24. 240V Primary - 190 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 15.79 | - | T33506 |
5 | 26.32 | - | T33507 |
7.5 | 39.47 | - | T33508 |
10 | 52.63 | T22533 | T33509 |
15 | 78.95 | T22534 | T33510 |
25 | 131.58 | T22535 | T33511 |
37.5 | 197.37 | T22536 | T33512 |
50 | 263.16 | T22537 | T33513 |
75 | 394.74 | T22538 | T33514 |
100 | 526.32 | T22539 | T33515 |
167 | 878.95 | T22540 | T33516 |
200 | 1052.63 | T22541 | T33517 |
250 | 1315.79 | T22542 | T33518 |
330 | 1736.84 | T22543 | T33519 |
25. 240V Primary - 120 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 25 | - | T33520 |
5 | 41.67 | - | T33521 |
7.5 | 62.5 | - | T33522 |
10 | 83.33 | T22547 | T33523 |
15 | 125 | T22548 | T33524 |
25 | 208.33 | T22549 | T33525 |
37.5 | 312.5 | T22550 | T33526 |
50 | 416.67 | T22551 | T33527 |
75 | 625 | T22552 | T33528 |
100 | 833.33 | T22553 | T33529 |
167 | 1391.67 | T22554 | T33530 |
200 | 1666.67 | T22555 | T33531 |
250 | 2083.33 | T22556 | T33532 |
330 | 2750 | T22557 | T33533 |
26. 240V Primary - 115 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 26.09 | - | T33534 |
5 | 43.48 | - | T33535 |
7.5 | 65.22 | - | T33536 |
10 | 86.96 | T22561 | T33537 |
15 | 130.43 | T22562 | T33538 |
25 | 217.39 | T22563 | T33539 |
37.5 | 326.09 | T22564 | T33540 |
50 | 434.78 | T22565 | T33541 |
75 | 652.17 | T22566 | T33542 |
100 | 869.57 | T22567 | T33543 |
167 | 1452.17 | T22568 | T33544 |
200 | 1739.13 | T22569 | T33545 |
250 | 2173.91 | T22570 | T33546 |
330 | 2869.57 | T22571 | T33547 |
27. 240V Primary - 110 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 27.27 | - | T33548 |
5 | 45.45 | - | T33549 |
7.5 | 68.18 | - | T33550 |
10 | 90.91 | T22575 | T33551 |
15 | 136.36 | T22576 | T33552 |
25 | 227.27 | T22577 | T33553 |
37.5 | 340.91 | T22578 | T33554 |
50 | 454.55 | T22579 | T33555 |
75 | 681.82 | T22580 | T33556 |
100 | 909.09 | T22581 | T33557 |
167 | 1518.18 | T22582 | T33558 |
200 | 1818.18 | T22583 | T33559 |
250 | 2272.73 | T22584 | T33560 |
330 | 3000 | T22585 | T33561 |
28. 240V Primary - 100 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 30 | - | T33562 |
5 | 50 | - | T33563 |
7.5 | 75 | - | T33564 |
10 | 100 | T22589 | T33565 |
15 | 150 | T22590 | T33566 |
25 | 250 | T22591 | T33567 |
37.5 | 375 | T22592 | T33568 |
50 | 500 | T22593 | T33569 |
75 | 750 | T22594 | T33570 |
100 | 1000 | T22595 | T33571 |
167 | 1670 | T22596 | T33572 |
200 | 2000 | T22597 | T33573 |
250 | 2500 | T22598 | T33574 |
330 | 3300 | T22599 | T33575 |