480 Volt Primary Single Phase Isolation Transformers

D. 480 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.

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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. 480V Primary - 600 Secondary

kVA Output Amps Aluminum Copper
3 5 - T28480
5 8.33 - T28481
7.5 12.5 - T28482
10 16.67 T17493 T28483
15 25 T17494 T28484
25 41.67 T17495 T28485
37.5 62.5 T17496 T28486
50 83.33 T17497 T28487
75 125 T17498 T28488
100 166.67 T17499 T28489
167 278.33 T17500 T28490
200 333.33 T17501 T28491
250 416.67 T17502 T28492
330 550 T17503 T28493

2. 480V Primary - 575 Secondary

kVA Output Amps Aluminum Copper
3 5.22 - T28494
5 8.70 - T28495
7.5 13.04 - T28496
10 17.39 T17507 T28497
15 26.09 T17508 T28498
25 43.48 T17509 T28499
37.5 65.22 T17510 T28500
50 86.96 T17511 T28501
75 130.43 T17512 T28502
100 173.91 T17513 T28503
167 290.43 T17514 T28504
200 347.83 T17515 T28505
250 434.78 T17516 T28506
330 573.91 T17517 T28507

3. 480V Primary - 550 Secondary

kVA Output Amps Aluminum Copper
3 5.45 - T28508
5 9.09 - T28509
7.5 13.64 - T28510
10 18.18 T17521 T28511
15 27.27 T17522 T28512
25 45.45 T17523 T28513
37.5 68.18 T17524 T28514
50 90.91 T17525 T28515
75 136.36 T17526 T28516
100 181.82 T17527 T28517
167 303.64 T17528 T28518
200 363.64 T17529 T28519
250 454.55 T17530 T28520
330 600 T17531 T28521

4. 480V Primary - 480 Secondary

kVA Output Amps Aluminum Copper
3 6.25 - T28522
5 10.42 - T28523
7.5 15.63 - T28524
10 20.83 T17535 T28525
15 31.25 T17536 T28526
25 52.08 T17537 T28527
37.5 78.13 T17538 T28528
50 104.17 T17539 T28529
75 156.25 T17540 T28530
100 208.33 T17541 T28531
167 347.92 T17542 T28532
200 416.67 T17543 T28533
250 520.83 T17544 T28534
330 687.50 T17545 T28535

5. 480V Primary - 240/480 Secondary

kVA Output Amps Aluminum Copper
3 12.5/6.25 - T28536
5 20.83/10.42 - T28537
7.5 31.25/15.63 - T28538
10 41.67/20.83 T17549 T28539
15 62.5/31.25 T17550 T28540
25 104.17/52.08 T17551 T28541
37.5 156.25/78.13 T17552 T28542
50 208.33/104.17 T17553 T28543
75 312.5/156.25 T17554 T28544
100 416.67/208.33 T17555 T28545
167 695.83/347.92 T17556 T28546
200 833.33/416.67 T17557 T28547
250 1041.67/520.83 T17558 T28548
330 1375/687.5 T17559 T28549

6. 480V Primary - 460 Secondary

kVA Output Amps Aluminum Copper
3 6.52 - T28550
5 10.87 - T28551
7.5 16.30 - T28552
10 21.74 T17563 T28553
15 32.61 T17564 T28554
25 54.35 T17565 T28555
37.5 81.52 T17566 T28556
50 108.70 T17567 T28557
75 163.04 T17568 T28558
100 217.39 T17569 T28559
167 363.04 T17570 T28560
200 434.78 T17571 T28561
250 543.48 T17572 T28562
330 717.39 T17573 T28563

7. 480V Primary - 230/460 Secondary

kVA Output Amps Aluminum Copper
3 13.04/6.52 - T28564
5 21.74/10.87 - T28565
7.5 32.61/16.3 - T28566
10 43.48/21.74 T17577 T28567
15 65.22/32.61 T17578 T28568
25 108.7/54.35 T17579 T28569
37.5 163.04/81.52 T17580 T28570
50 217.39/108.7 T17581 T28571
75 326.09/163.04 T17582 T28572
100 434.78/217.39 T17583 T28573
167 726.09/363.04 T17584 T28574
200 869.57/434.78 T17585 T28575
250 1086.96/543.48 T17586 T28576
330 1434.78/717.39 T17587 T28577

8. 480V Primary - 440 Secondary

kVA Output Amps Aluminum Copper
3 6.82 - T28578
5 11.36 - T28579
7.5 17.05 - T28580
10 22.73 T17591 T28581
15 34.09 T17592 T28582
25 56.82 T17593 T28583
37.5 85.23 T17594 T28584
50 113.64 T17595 T28585
75 170.45 T17596 T28586
100 227.27 T17597 T28587
167 379.55 T17598 T28588
200 454.55 T17599 T28589
250 568.18 T17600 T28590
330 750 T17601 T28591

9. 480V Primary - 220/440 Secondary

kVA Output Amps Aluminum Copper
3 13.64/6.82 - T28592
5 22.73/11.36 - T28593
7.5 34.09/17.05 - T28594
10 45.45/22.73 T17605 T28595
15 68.18/34.09 T17606 T28596
25 113.64/56.82 T17607 T28597
37.5 170.45/85.23 T17608 T28598
50 227.27/113.64 T17609 T28599
75 340.91/170.45 T17610 T28600
100 454.55/227.27 T17611 T28601
167 759.09/379.55 T17612 T28602
200 909.09/454.55 T17613 T28603
250 1136.36/568.18 T17614 T28604
330 1500/750 T17615 T28605

10. 480V Primary - 416 Secondary

kVA Output Amps Aluminum Copper
3 7.21 - T28606
5 12.02 - T28607
7.5 18.03 - T28608
10 24.04 T17619 T28609
15 36.06 T17620 T28610
25 60.10 T17621 T28611
37.5 90.14 T17622 T28612
50 120.19 T17623 T28613
75 180.29 T17624 T28614
100 240.38 T17625 T28615
167 401.44 T17626 T28616
200 480.77 T17627 T28617
250 600.96 T17628 T28618
330 793.27 T17629 T28619

11. 480V Primary - 208/416 Secondary

kVA Output Amps Aluminum Copper
3 14.42/7.21 - T28620
5 24.04/12.02 - T28621
7.5 36.06/18.03 - T28622
10 48.08/24.04 T17633 T28623
15 72.12/36.06 T17634 T28624
25 120.19/60.1 T17635 T28625
37.5 180.29/90.14 T17636 T28626
50 240.38/120.19 T17637 T28627
75 360.58/180.29 T17638 T28628
100 480.77/240.38 T17639 T28629
167 802.88/401.44 T17640 T28630
200 961.54/480.77 T17641 T28631
250 1201.92/600.96 T17642 T28632
330 1586.54/793.27 T17643 T28633

12. 480V Primary - 400 Secondary

kVA Output Amps Aluminum Copper
3 7.5 - T28634
5 12.5 - T28635
7.5 18.75 - T28636
10 25 T17647 T28637
15 37.5 T17648 T28638
25 62.5 T17649 T28639
37.5 93.75 T17650 T28640
50 125 T17651 T28641
75 187.5 T17652 T28642
100 250 T17653 T28643
167 417.5 T17654 T28644
200 500 T17655 T28645
250 625 T17656 T28646
330 825 T17657 T28647

13. 480V Primary - 380 Secondary

kVA Output Amps Aluminum Copper
3 7.89 - T28648
5 13.16 - T28649
7.5 19.74 - T28650
10 26.32 T17661 T28651
15 39.47 T17662 T28652
25 65.79 T17663 T28653
37.5 98.68 T17664 T28654
50 131.58 T17665 T28655
75 197.37 T17666 T28656
100 263.16 T17667 T28657
167 439.47 T17668 T28658
200 526.32 T17669 T28659
250 657.89 T17670 T28660
330 868.42 T17671 T28661

14. 480V Primary - 347 Secondary

kVA Output Amps Aluminum Copper
3 8.65 - T28662
5 14.41 - T28663
7.5 21.61 - T28664
10 28.82 T17675 T28665
15 43.23 T17676 T28666
25 72.05 T17677 T28667
37.5 108.07 T17678 T28668
50 144.09 T17679 T28669
75 216.14 T17680 T28670
100 288.18 T17681 T28671
167 481.27 T17682 T28672
200 576.37 T17683 T28673
250 720.46 T17684 T28674
330 951.01 T17685 T28675

15. 480V Primary - 277 Secondary

kVA Output Amps Aluminum Copper
3 10.83 - T28676
5 18.05 - T28677
7.5 27.08 - T28678
10 36.10 T17689 T28679
15 54.15 T17690 T28680
25 90.25 T17691 T28681
37.5 135.38 T17692 T28682
50 180.51 T17693 T28683
75 270.76 T17694 T28684
100 361.01 T17695 T28685
167 602.89 T17696 T28686
200 722.02 T17697 T28687
250 902.53 T17698 T28688
330 1191.34 T17699 T28689

16. 480V Primary - 240 Secondary

kVA Output Amps Aluminum Copper
3 12.5 - T28690
5 20.83 - T28691
7.5 31.25 - T28692
10 41.67 T17703 T28693
15 62.5 T17704 T28694
25 104.17 T17705 T28695
37.5 156.25 T17706 T28696
50 208.33 T17707 T28697
75 312.5 T17708 T28698
100 416.67 T17709 T28699
167 695.83 T17710 T28700
200 833.33 T17711 T28701
250 1041.67 T17712 T28702
330 1375 T17713 T28703

17. 480V Primary - 120/240 Secondary

kVA Output Amps Aluminum Copper
3 25/12.5 - T28704
5 41.67/20.83 - T28705
7.5 62.5/31.25 - T28706
10 83.33/41.67 T17717 T28707
15 125/62.5 T17718 T28708
25 208.33/104.17 T17719 T28709
37.5 312.5/156.25 T17720 T28710
50 416.67/208.33 T17721 T28711
75 625/312.5 T17722 T28712
100 833.33/416.67 T17723 T28713
167 1391.67/695.83 T17724 T28714
200 1666.67/833.33 T17725 T28715
250 2083.33/1041.67 T17726 T28716
330 2750/1375 T17727 T28717

18. 480V Primary - 230 Secondary

kVA Output Amps Aluminum Copper
3 13.04 - T28718
5 21.74 - T28719
7.5 32.61 - T28720
10 43.48 T17731 T28721
15 65.22 T17732 T28722
25 108.70 T17733 T28723
37.5 163.04 T17734 T28724
50 217.39 T17735 T28725
75 326.09 T17736 T28726
100 434.78 T17737 T28727
167 726.09 T17738 T28728
200 869.57 T17739 T28729
250 1086.96 T17740 T28730
330 1434.78 T17741 T28731

19. 480V Primary - 115/230 Secondary

kVA Output Amps Aluminum Copper
3 26.09/13.04 - T28732
5 43.48/21.74 - T28733
7.5 65.22/32.61 - T28734
10 86.96/43.48 T17745 T28735
15 130.43/65.22 T17746 T28736
25 217.39/108.7 T17747 T28737
37.5 326.09/163.04 T17748 T28738
50 434.78/217.39 T17749 T28739
75 652.17/326.09 T17750 T28740
100 869.57/434.78 T17751 T28741
167 1452.17/726.09 T17752 T28742
200 1739.13/869.57 T17753 T28743
250 2173.91/1086.96 T17754 T28744
330 2869.57/1434.78 T17755 T28745

20. 480V Primary - 220 Secondary

kVA Output Amps Aluminum Copper
3 13.64 - T28746
5 22.73 - T28747
7.5 34.09 - T28748
10 45.45 T17759 T28749
15 68.18 T17760 T28750
25 113.64 T17761 T28751
37.5 170.45 T17762 T28752
50 227.27 T17763 T28753
75 340.91 T17764 T28754
100 454.55 T17765 T28755
167 759.09 T17766 T28756
200 909.09 T17767 T28757
250 1136.36 T17768 T28758
330 1500 T17769 T28759

21. 480V Primary - 110/220 Secondary

kVA Output Amps Aluminum Copper
3 27.27/13.64 - T28760
5 45.45/22.73 - T28761
7.5 68.18/34.09 - T28762
10 90.91/45.45 T17773 T28763
15 136.36/68.18 T17774 T28764
25 227.27/113.64 T17775 T28765
37.5 340.91/170.45 T17776 T28766
50 454.55/227.27 T17777 T28767
75 681.82/340.91 T17778 T28768
100 909.09/454.55 T17779 T28769
167 1518.18/759.09 T17780 T28770
200 1818.18/909.09 T17781 T28771
250 2272.73/1136.36 T17782 T28772
330 3000/1500 T17783 T28773

22. 480V Primary - 208 Secondary

kVA Output Amps Aluminum Copper
3 14.42 - T28774
5 24.04 - T28775
7.5 36.06 - T28776
10 48.08 T17801 T28777
15 72.12 T17802 T28778
25 120.19 T17803 T28779
37.5 180.29 T17804 T28780
50 240.38 T17805 T28781
75 360.58 T17806 T28782
100 480.77 T17807 T28783
167 802.88 T17808 T28784
200 961.54 T17809 T28785
250 1201.92 T17810 T28786
330 1586.54 T17811 T28787

23. 480V Primary - 200 Secondary

kVA Output Amps Aluminum Copper
3 15 - T28788
5 25 - T28789
7.5 37.5 - T28790
10 50 T17815 T28791
15 75 T17816 T28792
25 125 T17817 T28793
37.5 187.5 T17818 T28794
50 250 T17819 T28795
75 375 T17820 T28796
100 500 T17821 T28797
167 835 T17822 T28798
200 1000 T17823 T28799
250 1250 T17824 T28800
330 1650 T17825 T28801

24. 480V Primary - 190 Secondary

kVA Output Amps Aluminum Copper
3 15.79 - T28802
5 26.32 - T28803
7.5 39.47 - T28804
10 52.63 T17829 T28805
15 78.95 T17830 T28806
25 131.58 T17831 T28807
37.5 197.37 T17832 T28808
50 263.16 T17833 T28809
75 394.74 T17834 T28810
100 526.32 T17835 T28811
167 878.95 T17836 T28812
200 1052.63 T17837 T28813
250 1315.79 T17838 T28814
330 1736.84 T17839 T28815

25. 480V Primary - 120 Secondary

kVA Output Amps Aluminum Copper
3 25 - T28816
5 41.67 - T28817
7.5 62.5 - T28818
10 83.33 T17843 T28819
15 125 T17844 T28820
25 208.33 T17845 T28821
37.5 312.5 T17846 T28822
50 416.67 T17847 T28823
75 625 T17848 T28824
100 833.33 T17849 T28825
167 1391.67 T17850 T28826
200 1666.67 T17851 T28827
250 2083.33 T17852 T28828
330 2750 T17853 T28829

26. 480V Primary - 115 Secondary

kVA Output Amps Aluminum Copper
3 26.09 - T28830
5 43.48 - T28831
7.5 65.22 - T28832
10 86.96 T17857 T28833
15 130.43 T17858 T28834
25 217.39 T17859 T28835
37.5 326.09 T17860 T28836
50 434.78 T17861 T28837
75 652.17 T17862 T28838
100 869.57 T17863 T28839
167 1452.17 T17864 T28840
200 1739.13 T17865 T28841
250 2173.91 T17866 T28842
330 2869.57 T17867 T28843

27. 480V Primary - 110 Secondary

kVA Output Amps Aluminum Copper
3 27.27 - T28844
5 45.45 - T28845
7.5 68.18 - T28846
10 90.91 T17871 T28847
15 136.36 T17872 T28848
25 227.27 T17873 T28849
37.5 340.91 T17874 T28850
50 454.55 T17875 T28851
75 681.82 T17876 T28852
100 909.09 T17877 T28853
167 1518.18 T17878 T28854
200 1818.18 T17879 T28855
250 2272.73 T17880 T28856
330 3000 T17881 T28857

28. 480V Primary - 100 Secondary

kVA Output Amps Aluminum Copper
3 30 - T28858
5 50 - T28859
7.5 75 - T28860
10 100 T17885 T28861
15 150 T17886 T28862
25 250 T17887 T28863
37.5 375 T17888 T28864
50 500 T17889 T28865
75 750 T17890 T28866
100 1000 T17891 T28867
167 1670 T17892 T28868
200 2000 T17893 T28869
250 2500 T17894 T28870
330 3300 T17895 T28871