M. 380 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. 380V Primary - 600 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5 | - | T32008 |
5 | 8.33 | - | T32009 |
7.5 | 12.5 | - | T32010 |
10 | 16.67 | T21035 | T32011 |
15 | 25 | T21036 | T32012 |
25 | 41.67 | T21037 | T32013 |
37.5 | 62.5 | T21038 | T32014 |
50 | 83.33 | T21039 | T32015 |
75 | 125 | T21040 | T32016 |
100 | 166.67 | T21041 | T32017 |
167 | 278.33 | T21042 | T32018 |
200 | 333.33 | T21043 | T32019 |
250 | 416.67 | T21044 | T32020 |
330 | 550 | T21045 | T32021 |
2. 380V Primary - 575 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5.22 | - | T32022 |
5 | 8.70 | - | T32023 |
7.5 | 13.04 | - | T32024 |
10 | 17.39 | T21049 | T32025 |
15 | 26.09 | T21050 | T32026 |
25 | 43.48 | T21051 | T32027 |
37.5 | 65.22 | T21052 | T32028 |
50 | 86.96 | T21053 | T32029 |
75 | 130.43 | T21054 | T32030 |
100 | 173.91 | T21055 | T32031 |
167 | 290.43 | T21056 | T32032 |
200 | 347.83 | T21057 | T32033 |
250 | 434.78 | T21058 | T32034 |
330 | 573.91 | T21059 | T32035 |
3. 380V Primary - 550 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5.45 | - | T32036 |
5 | 9.09 | - | T32037 |
7.5 | 13.64 | - | T32038 |
10 | 18.18 | T21063 | T32039 |
15 | 27.27 | T21064 | T32040 |
25 | 45.45 | T21065 | T32041 |
37.5 | 68.18 | T21066 | T32042 |
50 | 90.91 | T21067 | T32043 |
75 | 136.36 | T21068 | T32044 |
100 | 181.82 | T21069 | T32045 |
167 | 303.64 | T21070 | T32046 |
200 | 363.64 | T21071 | T32047 |
250 | 454.55 | T21072 | T32048 |
330 | 600 | T21073 | T32049 |
4. 380V Primary - 480 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.25 | - | T32050 |
5 | 10.42 | - | T32051 |
7.5 | 15.63 | - | T32052 |
10 | 20.83 | T21077 | T32053 |
15 | 31.25 | T21078 | T32054 |
25 | 52.08 | T21079 | T32055 |
37.5 | 78.13 | T21080 | T32056 |
50 | 104.17 | T21081 | T32057 |
75 | 156.25 | T21082 | T32058 |
100 | 208.33 | T21083 | T32059 |
167 | 347.92 | T21084 | T32060 |
200 | 416.67 | T21085 | T32061 |
250 | 520.83 | T21086 | T32062 |
330 | 687.50 | T21087 | T32063 |
5. 380V Primary - 240/480 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 12.5/6.25 | - | T32064 |
5 | 20.83/10.42 | - | T32065 |
7.5 | 31.25/15.63 | - | T32066 |
10 | 41.67/20.83 | T21091 | T32067 |
15 | 62.5/31.25 | T21092 | T32068 |
25 | 104.17/52.08 | T21093 | T32069 |
37.5 | 156.25/78.13 | T21094 | T32070 |
50 | 208.33/104.17 | T21095 | T32071 |
75 | 312.5/156.25 | T21096 | T32072 |
100 | 416.67/208.33 | T21097 | T32073 |
167 | 695.83/347.92 | T21098 | T32074 |
200 | 833.33/416.67 | T21099 | T32075 |
250 | 1041.67/520.83 | T21100 | T32076 |
330 | 1375/687.5 | T21101 | T32077 |
6. 380V Primary - 460 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.52 | - | T32078 |
5 | 10.87 | - | T32079 |
7.5 | 16.30 | - | T32080 |
10 | 21.74 | T21105 | T32081 |
15 | 32.61 | T21106 | T32082 |
25 | 54.35 | T21107 | T32083 |
37.5 | 81.52 | T21108 | T32084 |
50 | 108.70 | T21109 | T32085 |
75 | 163.04 | T21110 | T32086 |
100 | 217.39 | T21111 | T32087 |
167 | 363.04 | T21112 | T32088 |
200 | 434.78 | T21113 | T32089 |
250 | 543.48 | T21114 | T32090 |
330 | 717.39 | T21115 | T32091 |
7. 380V Primary - 230/460 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.04/6.52 | - | T32092 |
5 | 21.74/10.87 | - | T32093 |
7.5 | 32.61/16.3 | - | T32094 |
10 | 43.48/21.74 | T21119 | T32095 |
15 | 65.22/32.61 | T21120 | T32096 |
25 | 108.7/54.35 | T21121 | T32097 |
37.5 | 163.04/81.52 | T21122 | T32098 |
50 | 217.39/108.7 | T21123 | T32099 |
75 | 326.09/163.04 | T21124 | T32100 |
100 | 434.78/217.39 | T21125 | T32101 |
167 | 726.09/363.04 | T21126 | T32102 |
200 | 869.57/434.78 | T21127 | T32103 |
250 | 1086.96/543.48 | T21128 | T32104 |
330 | 1434.78/717.39 | T21129 | T32105 |
8. 380V Primary - 440 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.82 | - | T32106 |
5 | 11.36 | - | T32107 |
7.5 | 17.05 | - | T32108 |
10 | 22.73 | T21133 | T32109 |
15 | 34.09 | T21134 | T32110 |
25 | 56.82 | T21135 | T32111 |
37.5 | 85.23 | T21136 | T32112 |
50 | 113.64 | T21137 | T32113 |
75 | 170.45 | T21138 | T32114 |
100 | 227.27 | T21139 | T32115 |
167 | 379.55 | T21140 | T32116 |
200 | 454.55 | T21141 | T32117 |
250 | 568.18 | T21142 | T32118 |
330 | 750 | T21143 | T32119 |
9. 380V Primary - 220/440 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.64/6.82 | - | T32120 |
5 | 22.73/11.36 | - | T32121 |
7.5 | 34.09/17.05 | - | T32122 |
10 | 45.45/22.73 | T21147 | T32123 |
15 | 68.18/34.09 | T21148 | T32124 |
25 | 113.64/56.82 | T21149 | T32125 |
37.5 | 170.45/85.23 | T21150 | T32126 |
50 | 227.27/113.64 | T21151 | T32127 |
75 | 340.91/170.45 | T21152 | T32128 |
100 | 454.55/227.27 | T21153 | T32129 |
167 | 759.09/379.55 | T21154 | T32130 |
200 | 909.09/454.55 | T21155 | T32131 |
250 | 1136.36/568.18 | T21156 | T32132 |
330 | 1500/750 | T21157 | T32133 |
10. 380V Primary - 416 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.21 | - | T32134 |
5 | 12.02 | - | T32135 |
7.5 | 18.03 | - | T32136 |
10 | 24.04 | T21161 | T32137 |
15 | 36.06 | T21162 | T32138 |
25 | 60.10 | T21163 | T32139 |
37.5 | 90.14 | T21164 | T32140 |
50 | 120.19 | T21165 | T32141 |
75 | 180.29 | T21166 | T32142 |
100 | 240.38 | T21167 | T32143 |
167 | 401.44 | T21168 | T32144 |
200 | 480.77 | T21169 | T32145 |
250 | 600.96 | T21170 | T32146 |
330 | 793.27 | T21171 | T32147 |
11. 380V Primary - 208/416 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 14.42/7.21 | - | T32148 |
5 | 24.04/12.02 | - | T32149 |
7.5 | 36.06/18.03 | - | T32150 |
10 | 48.08/24.04 | T21175 | T32151 |
15 | 72.12/36.06 | T21176 | T32152 |
25 | 120.19/60.1 | T21177 | T32153 |
37.5 | 180.29/90.14 | T21178 | T32154 |
50 | 240.38/120.19 | T21179 | T32155 |
75 | 360.58/180.29 | T21180 | T32156 |
100 | 480.77/240.38 | T21181 | T32157 |
167 | 802.88/401.44 | T21182 | T32158 |
200 | 961.54/480.77 | T21183 | T32159 |
250 | 1201.92/600.96 | T21184 | T32160 |
330 | 1586.54/793.27 | T21185 | T32161 |
12. 380V Primary - 400 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.5 | - | T32162 |
5 | 12.5 | - | T32163 |
7.5 | 18.75 | - | T32164 |
10 | 25 | T21189 | T32165 |
15 | 37.5 | T21190 | T32166 |
25 | 62.5 | T21191 | T32167 |
37.5 | 93.75 | T21192 | T32168 |
50 | 125 | T21193 | T32169 |
75 | 187.5 | T21194 | T32170 |
100 | 250 | T21195 | T32171 |
167 | 417.5 | T21196 | T32172 |
200 | 500 | T21197 | T32173 |
250 | 625 | T21198 | T32174 |
330 | 825 | T21199 | T32175 |
13. 380V Primary - 380 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.89 | - | T32176 |
5 | 13.16 | - | T32177 |
7.5 | 19.74 | - | T32178 |
10 | 26.32 | T21203 | T32179 |
15 | 39.47 | T21204 | T32180 |
25 | 65.79 | T21205 | T32181 |
37.5 | 98.68 | T21206 | T32182 |
50 | 131.58 | T21207 | T32183 |
75 | 197.37 | T21208 | T32184 |
100 | 263.16 | T21209 | T32185 |
167 | 439.47 | T21210 | T32186 |
200 | 526.32 | T21211 | T32187 |
250 | 657.89 | T21212 | T32188 |
330 | 868.42 | T21213 | T32189 |
14. 380V Primary - 347 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 8.65 | - | T32190 |
5 | 14.41 | - | T32191 |
7.5 | 21.61 | - | T32192 |
10 | 28.82 | T21217 | T32193 |
15 | 43.23 | T21218 | T32194 |
25 | 72.05 | T21219 | T32195 |
37.5 | 108.07 | T21220 | T32196 |
50 | 144.09 | T21221 | T32197 |
75 | 216.14 | T21222 | T32198 |
100 | 288.18 | T21223 | T32199 |
167 | 481.27 | T21224 | T32200 |
200 | 576.37 | T21225 | T32201 |
250 | 720.46 | T21226 | T32202 |
330 | 951.01 | T21227 | T32203 |
15. 380V Primary - 277 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 10.83 | - | T32204 |
5 | 18.05 | - | T32205 |
7.5 | 27.08 | - | T32206 |
10 | 36.10 | T21231 | T32207 |
15 | 54.15 | T21232 | T32208 |
25 | 90.25 | T21233 | T32209 |
37.5 | 135.38 | T21234 | T32210 |
50 | 180.51 | T21235 | T32211 |
75 | 270.76 | T21236 | T32212 |
100 | 361.01 | T21237 | T32213 |
167 | 602.89 | T21238 | T32214 |
200 | 722.02 | T21239 | T32215 |
250 | 902.53 | T21240 | T32216 |
330 | 1191.34 | T21241 | T32217 |
16. 380V Primary - 240 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 12.5 | - | T32218 |
5 | 20.83 | - | T32219 |
7.5 | 31.25 | - | T32220 |
10 | 41.67 | T21245 | T32221 |
15 | 62.5 | T21246 | T32222 |
25 | 104.17 | T21247 | T32223 |
37.5 | 156.25 | T21248 | T32224 |
50 | 208.33 | T21249 | T32225 |
75 | 312.5 | T21250 | T32226 |
100 | 416.67 | T21251 | T32227 |
167 | 695.83 | T21252 | T32228 |
200 | 833.33 | T21253 | T32229 |
250 | 1041.67 | T21254 | T32230 |
330 | 1375 | T21255 | T32231 |
17. 380V Primary - 120/240 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 25/12.5 | - | T32232 |
5 | 41.67/20.83 | - | T32233 |
7.5 | 62.5/31.25 | - | T32234 |
10 | 83.33/41.67 | T21259 | T32235 |
15 | 125/62.5 | T21260 | T32236 |
25 | 208.33/104.17 | T21261 | T32237 |
37.5 | 312.5/156.25 | T21262 | T32238 |
50 | 416.67/208.33 | T21263 | T32239 |
75 | 625/312.5 | T21264 | T32240 |
100 | 833.33/416.67 | T21265 | T32241 |
167 | 1391.67/695.83 | T21266 | T32242 |
200 | 1666.67/833.33 | T21267 | T32243 |
250 | 2083.33/1041.67 | T21268 | T32244 |
330 | 2750/1375 | T21269 | T32245 |
18. 380V Primary - 230 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.04 | - | T32246 |
5 | 21.74 | - | T32247 |
7.5 | 32.61 | - | T32248 |
10 | 43.48 | T21273 | T32249 |
15 | 65.22 | T21274 | T32250 |
25 | 108.70 | T21275 | T32251 |
37.5 | 163.04 | T21276 | T32252 |
50 | 217.39 | T21277 | T32253 |
75 | 326.09 | T21278 | T32254 |
100 | 434.78 | T21279 | T32255 |
167 | 726.09 | T21280 | T32256 |
200 | 869.57 | T21281 | T32257 |
250 | 1086.96 | T21282 | T32258 |
330 | 1434.78 | T21283 | T32259 |
19. 380V Primary - 115/230 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 26.09/13.04 | - | T32260 |
5 | 43.48/21.74 | - | T32261 |
7.5 | 65.22/32.61 | - | T32262 |
10 | 86.96/43.48 | T21287 | T32263 |
15 | 130.43/65.22 | T21288 | T32264 |
25 | 217.39/108.7 | T21289 | T32265 |
37.5 | 326.09/163.04 | T21290 | T32266 |
50 | 434.78/217.39 | T21291 | T32267 |
75 | 652.17/326.09 | T21292 | T32268 |
100 | 869.57/434.78 | T21293 | T32269 |
167 | 1452.17/726.09 | T21294 | T32270 |
200 | 1739.13/869.57 | T21295 | T32271 |
250 | 2173.91/1086.96 | T21296 | T32272 |
330 | 2869.57/1434.78 | T21297 | T32273 |
20. 380V Primary - 220 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.64 | - | T32274 |
5 | 22.73 | - | T32275 |
7.5 | 34.09 | - | T32276 |
10 | 45.45 | T21301 | T32277 |
15 | 68.18 | T21302 | T32278 |
25 | 113.64 | T21303 | T32279 |
37.5 | 170.45 | T21304 | T32280 |
50 | 227.27 | T21305 | T32281 |
75 | 340.91 | T21306 | T32282 |
100 | 454.55 | T21307 | T32283 |
167 | 759.09 | T21308 | T32284 |
200 | 909.09 | T21309 | T32285 |
250 | 1136.36 | T21310 | T32286 |
330 | 1500 | T21311 | T32287 |
21. 380V Primary - 110/220 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 27.27/13.64 | - | T32288 |
5 | 45.45/22.73 | - | T32289 |
7.5 | 68.18/34.09 | - | T32290 |
10 | 90.91/45.45 | T21315 | T32291 |
15 | 136.36/68.18 | T21316 | T32292 |
25 | 227.27/113.64 | T21317 | T32293 |
37.5 | 340.91/170.45 | T21318 | T32294 |
50 | 454.55/227.27 | T21319 | T32295 |
75 | 681.82/340.91 | T21320 | T32296 |
100 | 909.09/454.55 | T21321 | T32297 |
167 | 1518.18/759.09 | T21322 | T32298 |
200 | 1818.18/909.09 | T21323 | T32299 |
250 | 2272.73/1136.36 | T21324 | T32300 |
330 | 3000/1500 | T21325 | T32301 |
22. 380V Primary - 208 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 14.42 | - | T32302 |
5 | 24.04 | - | T32303 |
7.5 | 36.06 | - | T32304 |
10 | 48.08 | T21329 | T32305 |
15 | 72.12 | T21330 | T32306 |
25 | 120.19 | T21331 | T32307 |
37.5 | 180.29 | T21332 | T32308 |
50 | 240.38 | T21333 | T32309 |
75 | 360.58 | T21334 | T32310 |
100 | 480.77 | T21335 | T32311 |
167 | 802.88 | T21336 | T32312 |
200 | 961.54 | T21337 | T32313 |
250 | 1201.92 | T21338 | T32314 |
330 | 1586.54 | T21339 | T32315 |
23. 380V Primary - 200 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 15 | - | T32316 |
5 | 25 | - | T32317 |
7.5 | 37.5 | - | T32318 |
10 | 50 | T21343 | T32319 |
15 | 75 | T21344 | T32320 |
25 | 125 | T21345 | T32321 |
37.5 | 187.5 | T21346 | T32322 |
50 | 250 | T21347 | T32323 |
75 | 375 | T21348 | T32324 |
100 | 500 | T21349 | T32325 |
167 | 835 | T21350 | T32326 |
200 | 1000 | T21351 | T32327 |
250 | 1250 | T21352 | T32328 |
330 | 1650 | T21353 | T32329 |
24. 380V Primary - 190 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 15.79 | - | T32330 |
5 | 26.32 | - | T32331 |
7.5 | 39.47 | - | T32332 |
10 | 52.63 | T21357 | T32333 |
15 | 78.95 | T21358 | T32334 |
25 | 131.58 | T21359 | T32335 |
37.5 | 197.37 | T21360 | T32336 |
50 | 263.16 | T21361 | T32337 |
75 | 394.74 | T21362 | T32338 |
100 | 526.32 | T21363 | T32339 |
167 | 878.95 | T21364 | T32340 |
200 | 1052.63 | T21365 | T32341 |
250 | 1315.79 | T21366 | T32342 |
330 | 1736.84 | T21367 | T32343 |
25. 380V Primary - 120 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 25 | - | T32344 |
5 | 41.67 | - | T32345 |
7.5 | 62.5 | - | T32346 |
10 | 83.33 | T21371 | T32347 |
15 | 125 | T21372 | T32348 |
25 | 208.33 | T21373 | T32349 |
37.5 | 312.5 | T21374 | T32350 |
50 | 416.67 | T21375 | T32351 |
75 | 625 | T21376 | T32352 |
100 | 833.33 | T21377 | T32353 |
167 | 1391.67 | T21378 | T32354 |
200 | 1666.67 | T21379 | T32355 |
250 | 2083.33 | T21380 | T32356 |
330 | 2750 | T21381 | T32357 |
26. 380V Primary - 115 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 26.09 | - | T32358 |
5 | 43.48 | - | T32359 |
7.5 | 65.22 | - | T32360 |
10 | 86.96 | T21385 | T32361 |
15 | 130.43 | T21386 | T32362 |
25 | 217.39 | T21387 | T32363 |
37.5 | 326.09 | T21388 | T32364 |
50 | 434.78 | T21389 | T32365 |
75 | 652.17 | T21390 | T32366 |
100 | 869.57 | T21391 | T32367 |
167 | 1452.17 | T21392 | T32368 |
200 | 1739.13 | T21393 | T32369 |
250 | 2173.91 | T21394 | T32370 |
330 | 2869.57 | T21395 | T32371 |
27. 380V Primary - 110 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 27.27 | - | T32372 |
5 | 45.45 | - | T32373 |
7.5 | 68.18 | - | T32374 |
10 | 90.91 | T21399 | T32375 |
15 | 136.36 | T21400 | T32376 |
25 | 227.27 | T21401 | T32377 |
37.5 | 340.91 | T21402 | T32378 |
50 | 454.55 | T21403 | T32379 |
75 | 681.82 | T21404 | T32380 |
100 | 909.09 | T21405 | T32381 |
167 | 1518.18 | T21406 | T32382 |
200 | 1818.18 | T21407 | T32383 |
250 | 2272.73 | T21408 | T32384 |
330 | 3000 | T21409 | T32385 |
28. 380V Primary - 100 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 30 | - | T32386 |
5 | 50 | - | T32387 |
7.5 | 75 | - | T32388 |
10 | 100 | T21413 | T32389 |
15 | 150 | T21414 | T32390 |
25 | 250 | T21415 | T32391 |
37.5 | 375 | T21416 | T32392 |
50 | 500 | T21417 | T32393 |
75 | 750 | T21418 | T32394 |
100 | 1000 | T21419 | T32395 |
167 | 1670 | T21420 | T32396 |
200 | 2000 | T21421 | T32397 |
250 | 2500 | T21422 | T32398 |
330 | 3300 | T21423 | T32399 |