B. 575 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. 575V Primary - 600 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5 | - | T27696 |
5 | 8.33 | - | T27697 |
7.5 | 12.5 | - | T27698 |
10 | 16.67 | T16709 | T27699 |
15 | 25 | T16710 | T27700 |
25 | 41.67 | T16711 | T27701 |
37.5 | 62.5 | T16712 | T27702 |
50 | 83.33 | T16713 | T27703 |
75 | 125 | T16714 | T27704 |
100 | 166.67 | T16715 | T27705 |
167 | 278.33 | T16716 | T27706 |
200 | 333.33 | T16717 | T27707 |
250 | 416.67 | T16718 | T27708 |
330 | 550 | T16719 | T27709 |
2. 575V Primary - 575 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5.22 | - | T27710 |
5 | 8.70 | - | T27711 |
7.5 | 13.04 | - | T27712 |
10 | 17.39 | T16723 | T27713 |
15 | 26.09 | T16724 | T27714 |
25 | 43.48 | T16725 | T27715 |
37.5 | 65.22 | T16726 | T27716 |
50 | 86.96 | T16727 | T27717 |
75 | 130.43 | T16728 | T27718 |
100 | 173.91 | T16729 | T27719 |
167 | 290.43 | T16730 | T27720 |
200 | 347.83 | T16731 | T27721 |
250 | 434.78 | T16732 | T27722 |
330 | 573.91 | T16733 | T27723 |
3. 575V Primary - 550 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 5.45 | - | T27724 |
5 | 9.09 | - | T27725 |
7.5 | 13.64 | - | T27726 |
10 | 18.18 | T16737 | T27727 |
15 | 27.27 | T16738 | T27728 |
25 | 45.45 | T16739 | T27729 |
37.5 | 68.18 | T16740 | T27730 |
50 | 90.91 | T16741 | T27731 |
75 | 136.36 | T16742 | T27732 |
100 | 181.82 | T16743 | T27733 |
167 | 303.64 | T16744 | T27734 |
200 | 363.64 | T16745 | T27735 |
250 | 454.55 | T16746 | T27736 |
330 | 600 | T16747 | T27737 |
4. 575V Primary - 480 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.25 | - | T27738 |
5 | 10.42 | - | T27739 |
7.5 | 15.63 | - | T27740 |
10 | 20.83 | T16751 | T27741 |
15 | 31.25 | T16752 | T27742 |
25 | 52.08 | T16753 | T27743 |
37.5 | 78.13 | T16754 | T27744 |
50 | 104.17 | T16755 | T27745 |
75 | 156.25 | T16756 | T27746 |
100 | 208.33 | T16757 | T27747 |
167 | 347.92 | T16758 | T27748 |
200 | 416.67 | T16759 | T27749 |
250 | 520.83 | T16760 | T27750 |
330 | 687.50 | T16761 | T27751 |
5. 575V Primary - 240/480 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 12.5/6.25 | - | T27752 |
5 | 20.83/10.42 | - | T27753 |
7.5 | 31.25/15.63 | - | T27754 |
10 | 41.67/20.83 | T16765 | T27755 |
15 | 62.5/31.25 | T16766 | T27756 |
25 | 104.17/52.08 | T16767 | T27757 |
37.5 | 156.25/78.13 | T16768 | T27758 |
50 | 208.33/104.17 | T16769 | T27759 |
75 | 312.5/156.25 | T16770 | T27760 |
100 | 416.67/208.33 | T16771 | T27761 |
167 | 695.83/347.92 | T16772 | T27762 |
200 | 833.33/416.67 | T16773 | T27763 |
250 | 1041.67/520.83 | T16774 | T27764 |
330 | 1375/687.5 | T16775 | T27765 |
6. 575V Primary - 460 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.52 | - | T27766 |
5 | 10.87 | - | T27767 |
7.5 | 16.30 | - | T27768 |
10 | 21.74 | T16779 | T27769 |
15 | 32.61 | T16780 | T27770 |
25 | 54.35 | T16781 | T27771 |
37.5 | 81.52 | T16782 | T27772 |
50 | 108.70 | T16783 | T27773 |
75 | 163.04 | T16784 | T27774 |
100 | 217.39 | T16785 | T27775 |
167 | 363.04 | T16786 | T27776 |
200 | 434.78 | T16787 | T27777 |
250 | 543.48 | T16788 | T27778 |
330 | 717.39 | T16789 | T27779 |
7. 575V Primary - 230/460 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.04/6.52 | - | T27780 |
5 | 21.74/10.87 | - | T27781 |
7.5 | 32.61/16.3 | - | T27782 |
10 | 43.48/21.74 | T16793 | T27783 |
15 | 65.22/32.61 | T16794 | T27784 |
25 | 108.7/54.35 | T16795 | T27785 |
37.5 | 163.04/81.52 | T16796 | T27786 |
50 | 217.39/108.7 | T16797 | T27787 |
75 | 326.09/163.04 | T16798 | T27788 |
100 | 434.78/217.39 | T16799 | T27789 |
167 | 726.09/363.04 | T16800 | T27790 |
200 | 869.57/434.78 | T16801 | T27791 |
250 | 1086.96/543.48 | T16802 | T27792 |
330 | 1434.78/717.39 | T16803 | T27793 |
8. 575V Primary - 440 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 6.82 | - | T27794 |
5 | 11.36 | - | T27795 |
7.5 | 17.05 | - | T27796 |
10 | 22.73 | T16807 | T27797 |
15 | 34.09 | T16808 | T27798 |
25 | 56.82 | T16809 | T27799 |
37.5 | 85.23 | T16810 | T27800 |
50 | 113.64 | T16811 | T27801 |
75 | 170.45 | T16812 | T27802 |
100 | 227.27 | T16813 | T27803 |
167 | 379.55 | T16814 | T27804 |
200 | 454.55 | T16815 | T27805 |
250 | 568.18 | T16816 | T27806 |
330 | 750 | T16817 | T27807 |
9. 575V Primary - 220/440 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.64/6.82 | - | T27808 |
5 | 22.73/11.36 | - | T27809 |
7.5 | 34.09/17.05 | - | T27810 |
10 | 45.45/22.73 | T16821 | T27811 |
15 | 68.18/34.09 | T16822 | T27812 |
25 | 113.64/56.82 | T16823 | T27813 |
37.5 | 170.45/85.23 | T16824 | T27814 |
50 | 227.27/113.64 | T16825 | T27815 |
75 | 340.91/170.45 | T16826 | T27816 |
100 | 454.55/227.27 | T16827 | T27817 |
167 | 759.09/379.55 | T16828 | T27818 |
200 | 909.09/454.55 | T16829 | T27819 |
250 | 1136.36/568.18 | T16830 | T27820 |
330 | 1500/750 | T16831 | T27821 |
10. 575V Primary - 416 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.21 | - | T27822 |
5 | 12.02 | - | T27823 |
7.5 | 18.03 | - | T27824 |
10 | 24.04 | T16835 | T27825 |
15 | 36.06 | T16836 | T27826 |
25 | 60.10 | T16837 | T27827 |
37.5 | 90.14 | T16838 | T27828 |
50 | 120.19 | T16839 | T27829 |
75 | 180.29 | T16840 | T27830 |
100 | 240.38 | T16841 | T27831 |
167 | 401.44 | T16842 | T27832 |
200 | 480.77 | T16843 | T27833 |
250 | 600.96 | T16844 | T27834 |
330 | 793.27 | T16845 | T27835 |
11. 575V Primary - 208/416 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 14.42/7.21 | - | T27836 |
5 | 24.04/12.02 | - | T27837 |
7.5 | 36.06/18.03 | - | T27838 |
10 | 48.08/24.04 | T16849 | T27839 |
15 | 72.12/36.06 | T16850 | T27840 |
25 | 120.19/60.1 | T16851 | T27841 |
37.5 | 180.29/90.14 | T16852 | T27842 |
50 | 240.38/120.19 | T16853 | T27843 |
75 | 360.58/180.29 | T16854 | T27844 |
100 | 480.77/240.38 | T16855 | T27845 |
167 | 802.88/401.44 | T16856 | T27846 |
200 | 961.54/480.77 | T16857 | T27847 |
250 | 1201.92/600.96 | T16858 | T27848 |
330 | 1586.54/793.27 | T16859 | T27849 |
12. 575V Primary - 400 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.5 | - | T27850 |
5 | 12.5 | - | T27851 |
7.5 | 18.75 | - | T27852 |
10 | 25 | T16863 | T27853 |
15 | 37.5 | T16864 | T27854 |
25 | 62.5 | T16865 | T27855 |
37.5 | 93.75 | T16866 | T27856 |
50 | 125 | T16867 | T27857 |
75 | 187.5 | T16868 | T27858 |
100 | 250 | T16869 | T27859 |
167 | 417.5 | T16870 | T27860 |
200 | 500 | T16871 | T27861 |
250 | 625 | T16872 | T27862 |
330 | 825 | T16873 | T27863 |
13. 575V Primary - 380 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 7.89 | - | T27864 |
5 | 13.16 | - | T27865 |
7.5 | 19.74 | - | T27866 |
10 | 26.32 | T16877 | T27867 |
15 | 39.47 | T16878 | T27868 |
25 | 65.79 | T16879 | T27869 |
37.5 | 98.68 | T16880 | T27870 |
50 | 131.58 | T16881 | T27871 |
75 | 197.37 | T16882 | T27872 |
100 | 263.16 | T16883 | T27873 |
167 | 439.47 | T16884 | T27874 |
200 | 526.32 | T16885 | T27875 |
250 | 657.89 | T16886 | T27876 |
330 | 868.42 | T16887 | T27877 |
14. 575V Primary - 347 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 8.65 | - | T27878 |
5 | 14.41 | - | T27879 |
7.5 | 21.61 | - | T27880 |
10 | 28.82 | T16891 | T27881 |
15 | 43.23 | T16892 | T27882 |
25 | 72.05 | T16893 | T27883 |
37.5 | 108.07 | T16894 | T27884 |
50 | 144.09 | T16895 | T27885 |
75 | 216.14 | T16896 | T27886 |
100 | 288.18 | T16897 | T27887 |
167 | 481.27 | T16898 | T27888 |
200 | 576.37 | T16899 | T27889 |
250 | 720.46 | T16900 | T27890 |
330 | 951.01 | T16901 | T27891 |
15. 575V Primary - 277 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 10.83 | - | T27892 |
5 | 18.05 | - | T27893 |
7.5 | 27.08 | - | T27894 |
10 | 36.10 | T16905 | T27895 |
15 | 54.15 | T16906 | T27896 |
25 | 90.25 | T16907 | T27897 |
37.5 | 135.38 | T16908 | T27898 |
50 | 180.51 | T16909 | T27899 |
75 | 270.76 | T16910 | T27900 |
100 | 361.01 | T16911 | T27901 |
167 | 602.89 | T16912 | T27902 |
200 | 722.02 | T16913 | T27903 |
250 | 902.53 | T16914 | T27904 |
330 | 1191.34 | T16915 | T27905 |
16. 575V Primary - 240 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 12.5 | - | T27906 |
5 | 20.83 | - | T27907 |
7.5 | 31.25 | - | T27908 |
10 | 41.67 | T16919 | T27909 |
15 | 62.5 | T16920 | T27910 |
25 | 104.17 | T16921 | T27911 |
37.5 | 156.25 | T16922 | T27912 |
50 | 208.33 | T16923 | T27913 |
75 | 312.5 | T16924 | T27914 |
100 | 416.67 | T16925 | T27915 |
167 | 695.83 | T16926 | T27916 |
200 | 833.33 | T16927 | T27917 |
250 | 1041.67 | T16928 | T27918 |
330 | 1375 | T16929 | T27919 |
17. 575V Primary - 120/240 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 25/12.5 | - | T27920 |
5 | 41.67/20.83 | - | T27921 |
7.5 | 62.5/31.25 | - | T27922 |
10 | 83.33/41.67 | T16933 | T27923 |
15 | 125/62.5 | T16934 | T27924 |
25 | 208.33/104.17 | T16935 | T27925 |
37.5 | 312.5/156.25 | T16936 | T27926 |
50 | 416.67/208.33 | T16937 | T27927 |
75 | 625/312.5 | T16938 | T27928 |
100 | 833.33/416.67 | T16939 | T27929 |
167 | 1391.67/695.83 | T16940 | T27930 |
200 | 1666.67/833.33 | T16941 | T27931 |
250 | 2083.33/1041.67 | T16942 | T27932 |
330 | 2750/1375 | T16943 | T27933 |
18. 575V Primary - 230 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.04 | - | T27934 |
5 | 21.74 | - | T27935 |
7.5 | 32.61 | - | T27936 |
10 | 43.48 | T16947 | T27937 |
15 | 65.22 | T16948 | T27938 |
25 | 108.70 | T16949 | T27939 |
37.5 | 163.04 | T16950 | T27940 |
50 | 217.39 | T16951 | T27941 |
75 | 326.09 | T16952 | T27942 |
100 | 434.78 | T16953 | T27943 |
167 | 726.09 | T16954 | T27944 |
200 | 869.57 | T16955 | T27945 |
250 | 1086.96 | T16956 | T27946 |
330 | 1434.78 | T16957 | T27947 |
19. 575V Primary - 115/230 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 26.09/13.04 | - | T27948 |
5 | 43.48/21.74 | - | T27949 |
7.5 | 65.22/32.61 | - | T27950 |
10 | 86.96/43.48 | T16961 | T27951 |
15 | 130.43/65.22 | T16962 | T27952 |
25 | 217.39/108.7 | T16963 | T27953 |
37.5 | 326.09/163.04 | T16964 | T27954 |
50 | 434.78/217.39 | T16965 | T27955 |
75 | 652.17/326.09 | T16966 | T27956 |
100 | 869.57/434.78 | T16967 | T27957 |
167 | 1452.17/726.09 | T16968 | T27958 |
200 | 1739.13/869.57 | T16969 | T27959 |
250 | 2173.91/1086.96 | T16970 | T27960 |
330 | 2869.57/1434.78 | T16971 | T27961 |
20. 575V Primary - 220 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 13.64 | - | T27962 |
5 | 22.73 | - | T27963 |
7.5 | 34.09 | - | T27964 |
10 | 45.45 | T16975 | T27965 |
15 | 68.18 | T16976 | T27966 |
25 | 113.64 | T16977 | T27967 |
37.5 | 170.45 | T16978 | T27968 |
50 | 227.27 | T16979 | T27969 |
75 | 340.91 | T16980 | T27970 |
100 | 454.55 | T16981 | T27971 |
167 | 759.09 | T16982 | T27972 |
200 | 909.09 | T16983 | T27973 |
250 | 1136.36 | T16984 | T27974 |
330 | 1500 | T16985 | T27975 |
21. 575V Primary - 110/220 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 27.27/13.64 | - | T27976 |
5 | 45.45/22.73 | - | T27977 |
7.5 | 68.18/34.09 | - | T27978 |
10 | 90.91/45.45 | T16989 | T27979 |
15 | 136.36/68.18 | T16990 | T27980 |
25 | 227.27/113.64 | T16991 | T27981 |
37.5 | 340.91/170.45 | T16992 | T27982 |
50 | 454.55/227.27 | T16993 | T27983 |
75 | 681.82/340.91 | T16994 | T27984 |
100 | 909.09/454.55 | T16995 | T27985 |
167 | 1518.18/759.09 | T16996 | T27986 |
200 | 1818.18/909.09 | T16997 | T27987 |
250 | 2272.73/1136.36 | T16998 | T27988 |
330 | 3000/1500 | T16999 | T27989 |
22. 575V Primary - 208 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 14.42 | - | T27990 |
5 | 24.04 | - | T27991 |
7.5 | 36.06 | - | T27992 |
10 | 48.08 | T17003 | T27993 |
15 | 72.12 | T17004 | T27994 |
25 | 120.19 | T17005 | T27995 |
37.5 | 180.29 | T17006 | T27996 |
50 | 240.38 | T17007 | T27997 |
75 | 360.58 | T17008 | T27998 |
100 | 480.77 | T17009 | T27999 |
167 | 802.88 | T17010 | T28000 |
200 | 961.54 | T17011 | T28001 |
250 | 1201.92 | T17012 | T28002 |
330 | 1586.54 | T17013 | T28003 |
23. 575V Primary - 200 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 15 | - | T28004 |
5 | 25 | - | T28005 |
7.5 | 37.5 | - | T28006 |
10 | 50 | T17017 | T28007 |
15 | 75 | T17018 | T28008 |
25 | 125 | T17019 | T28009 |
37.5 | 187.5 | T17020 | T28010 |
50 | 250 | T17021 | T28011 |
75 | 375 | T17022 | T28012 |
100 | 500 | T17023 | T28013 |
167 | 835 | T17024 | T28014 |
200 | 1000 | T17025 | T28015 |
250 | 1250 | T17026 | T28016 |
330 | 1650 | T17027 | T28017 |
24. 575V Primary - 190 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 15.79 | - | T28018 |
5 | 26.32 | - | T28019 |
7.5 | 39.47 | - | T28020 |
10 | 52.63 | T17031 | T28021 |
15 | 78.95 | T17032 | T28022 |
25 | 131.58 | T17033 | T28023 |
37.5 | 197.37 | T17034 | T28024 |
50 | 263.16 | T17035 | T28025 |
75 | 394.74 | T17036 | T28026 |
100 | 526.32 | T17037 | T28027 |
167 | 878.95 | T17038 | T28028 |
200 | 1052.63 | T17039 | T28029 |
250 | 1315.79 | T17040 | T28030 |
330 | 1736.84 | T17041 | T28031 |
25. 575V Primary - 120 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 25 | - | T28032 |
5 | 41.67 | - | T28033 |
7.5 | 62.5 | - | T28034 |
10 | 83.33 | T17045 | T28035 |
15 | 125 | T17046 | T28036 |
25 | 208.33 | T17047 | T28037 |
37.5 | 312.5 | T17048 | T28038 |
50 | 416.67 | T17049 | T28039 |
75 | 625 | T17050 | T28040 |
100 | 833.33 | T17051 | T28041 |
167 | 1391.67 | T17052 | T28042 |
200 | 1666.67 | T17053 | T28043 |
250 | 2083.33 | T17054 | T28044 |
330 | 2750 | T17055 | T28045 |
26. 575V Primary - 115 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 26.09 | - | T28046 |
5 | 43.48 | - | T28047 |
7.5 | 65.22 | - | T28048 |
10 | 86.96 | T17059 | T28049 |
15 | 130.43 | T17060 | T28050 |
25 | 217.39 | T17061 | T28051 |
37.5 | 326.09 | T17062 | T28052 |
50 | 434.78 | T17063 | T28053 |
75 | 652.17 | T17064 | T28054 |
100 | 869.57 | T17065 | T28055 |
167 | 1452.17 | T17066 | T28056 |
200 | 1739.13 | T17067 | T28057 |
250 | 2173.91 | T17068 | T28058 |
330 | 2869.57 | T17069 | T28059 |
27. 575V Primary - 110 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 27.27 | - | T28060 |
5 | 45.45 | - | T28061 |
7.5 | 68.18 | - | T28062 |
10 | 90.91 | T17073 | T28063 |
15 | 136.36 | T17074 | T28064 |
25 | 227.27 | T17075 | T28065 |
37.5 | 340.91 | T17076 | T28066 |
50 | 454.55 | T17077 | T28067 |
75 | 681.82 | T17078 | T28068 |
100 | 909.09 | T17079 | T28069 |
167 | 1518.18 | T17080 | T28070 |
200 | 1818.18 | T17081 | T28071 |
250 | 2272.73 | T17082 | T28072 |
330 | 3000 | T17083 | T28073 |
28. 575V Primary - 100 Secondary
kVA | Output Amps | Aluminum | Copper |
3 | 30 | - | T28074 |
5 | 50 | - | T28075 |
7.5 | 75 | - | T28076 |
10 | 100 | T17087 | T28077 |
15 | 150 | T17088 | T28078 |
25 | 250 | T17089 | T28079 |
37.5 | 375 | T17090 | T28080 |
50 | 500 | T17091 | T28081 |
75 | 750 | T17092 | T28082 |
100 | 1000 | T17093 | T28083 |
167 | 1670 | T17094 | T28084 |
200 | 2000 | T17095 | T28085 |
250 | 2500 | T17096 | T28086 |
330 | 3300 | T17097 | T28087 |