Technical Support
Transformer Quick Reference Guide
Transformer Quick Reference Guide
Find the right transformer by voltage configuration and KVA rating. Click any row to view the product page.
3-Phase Step-Down Transformers
3-Phase 480V - 208Y/120
| KVA | Winding | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|---|
| 15 | Aluminum | 18.0A @ 480V | 41.6A @ 208V | 175 lbs | 28×21×14 | $1,668.84 | View Details |
| 15 | Copper | 18.0A @ 480V | 41.6A @ 208V | 175 lbs | 28×21×14 | $2,367.75 | View Details |
| 30 | Aluminum | 36.1A @ 480V | 83.3A @ 208V | 275 lbs | 32×26.5×17 | $2,354.69 | View Details |
| 30 | Copper | 36.1A @ 480V | 83.3A @ 208V | 275 lbs | 32×26.5×17 | $3,423.75 | View Details |
| 45 | Aluminum | 54.1A @ 480V | 124.9A @ 208V | 375 lbs | 32×26.5×17 | $2,698.44 | View Details |
| 45 | Copper | 54.1A @ 480V | 124.9A @ 208V | 375 lbs | 32×26.5×17 | $3,911.88 | View Details |
| 75 | Aluminum | 90.2A @ 480V | 208.2A @ 208V | 525 lbs | 38.5×28.5×20 | $4,017.75 | View Details |
| 75 | Copper | 90.2A @ 480V | 208.2A @ 208V | 525 lbs | 38.5×28.5×20 | $5,878.13 | View Details |
| 112.5 | Aluminum | 135.3A @ 480V | 312.3A @ 208V | 700 lbs | 40×31.5×21.75 | $6,226.83 | View Details |
| 112.5 | Copper | 135.3A @ 480V | 312.3A @ 208V | 700 lbs | 40×31.5×21.75 | $8,140.00 | View Details |
| 150 | Aluminum | 180.4A @ 480V | 416.4A @ 208V | 900 lbs | 40×31.5×21.75 | $7,851.25 | View Details |
| 150 | Copper | 180.4A @ 480V | 416.4A @ 208V | 900 lbs | 40×31.5×21.75 | $10,092.50 | View Details |
| 225 | Aluminum | 270.6A @ 480V | 624.5A @ 208V | 1,200 lbs | 51.5×40.5×26.5 | $10,587.23 | View Details |
| 225 | Copper | 270.6A @ 480V | 624.5A @ 208V | 1,200 lbs | 51.5×40.5×26.5 | $15,193.75 | View Details |
| 300 | Aluminum | 360.8A @ 480V | 832.7A @ 208V | 1,500 lbs | 51.5×40.5×26.5 | $15,551.25 | View Details |
| 300 | Copper | 360.8A @ 480V | 832.7A @ 208V | 1,500 lbs | 51.5×40.5×26.5 | $21,250.62 | View Details |
| 500 | Aluminum | 601.4A @ 480V | 1387.9A @ 208V | 2,200 lbs | 60×48×30 | $25,533.75 | View Details |
| 500 | Copper | 601.4A @ 480V | 1387.9A @ 208V | 2,200 lbs | 60×48×30 | $32,800.62 | View Details |
| 750 | Aluminum | 902.1A @ 480V | 2081.8A @ 208V | 3,200 lbs | 66×52×34 | $35,763.75 | View Details |
| 750 | Copper | 902.1A @ 480V | 2081.8A @ 208V | 3,200 lbs | 66×52×34 | $48,255.63 | View Details |
| 1000 | Aluminum | 1202.8A @ 480V | 2775.7A @ 208V | 4,200 lbs | 72×56×38 | $43,353.75 | View Details |
| 1000 | Copper | 1202.8A @ 480V | 2775.7A @ 208V | 4,200 lbs | 72×56×38 | $58,492.50 | View Details |
3-Phase 480V - 240V/120
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 18.0A @ 480V | 36.1A @ 240V | 175 lbs | 28×21×14 | $2,427.00 | View Details |
| 30 | 36.1A @ 480V | 72.2A @ 240V | 275 lbs | 32×26.5×17 | $3,424.50 | View Details |
| 45 | 54.1A @ 480V | 108.3A @ 240V | 375 lbs | 32×26.5×17 | $3,925.50 | View Details |
| 75 | 90.2A @ 480V | 180.4A @ 240V | 525 lbs | 38.5×28.5×20 | $5,844.00 | View Details |
| 112.5 | 135.3A @ 480V | 270.6A @ 240V | 700 lbs | 40×31.5×21.75 | $9,057.00 | View Details |
| 150 | 180.4A @ 480V | 360.8A @ 240V | 900 lbs | 40×31.5×21.75 | $11,419.50 | View Details |
| 225 | 270.6A @ 480V | 541.3A @ 240V | 1,200 lbs | 51.5×40.5×26.5 | $15,399.00 | View Details |
| 300 | 360.8A @ 480V | 721.7A @ 240V | 1,500 lbs | 51.5×40.5×26.5 | $22,620.00 | View Details |
| 500 | 601.4A @ 480V | 1202.8A @ 240V | 2,200 lbs | 60×48×30 | $37,140.00 | View Details |
3-Phase 480V - 416Y/240
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 18.0A @ 480V | 20.8A @ 416V | 175 lbs | 28×21×14 | $2,508.83 | View Details |
| 30 | 36.1A @ 480V | 41.6A @ 416V | 275 lbs | 32×26.5×17 | $3,652.69 | View Details |
| 45 | 54.1A @ 480V | 62.5A @ 416V | 375 lbs | 32×26.5×17 | $4,185.50 | View Details |
| 75 | 90.2A @ 480V | 104.1A @ 416V | 525 lbs | 38.5×28.5×20 | $6,226.00 | View Details |
| 112.5 | 135.3A @ 480V | 156.1A @ 416V | 700 lbs | 40×31.5×21.75 | $8,270.90 | View Details |
| 150 | 180.4A @ 480V | 208.2A @ 416V | 900 lbs | 40×31.5×21.75 | $11,046.89 | View Details |
| 225 | 270.6A @ 480V | 312.3A @ 416V | 1,200 lbs | 51.5×40.5×26.5 | $15,760.39 | View Details |
| 300 | 360.8A @ 480V | 416.4A @ 416V | 1,500 lbs | 51.5×40.5×26.5 | $24,654.72 | View Details |
| 500 | 601.4A @ 480V | 693.9A @ 416V | 2,200 lbs | 60×48×30 | $26,973.31 | View Details |
| 1250 | 1503.5A @ 480V | 1734.8A @ 416V | 5,200 lbs | 78×60×42 | $42,790.44 | View Details |
3-Phase 480V - 380Y/220
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 18.0A @ 480V | 22.8A @ 380V | 175 lbs | 28×21×14 | $3,649.50 | View Details |
| 30 | 36.1A @ 480V | 45.6A @ 380V | 275 lbs | 32×26.5×17 | $5,313.00 | View Details |
| 45 | 54.1A @ 480V | 68.4A @ 380V | 375 lbs | 32×26.5×17 | $6,088.50 | View Details |
| 75 | 90.2A @ 480V | 114.0A @ 380V | 525 lbs | 38.5×28.5×20 | $9,055.50 | View Details |
| 112.5 | 135.3A @ 480V | 170.9A @ 380V | 700 lbs | 40×31.5×21.75 | $12,030.00 | View Details |
| 150 | 180.4A @ 480V | 227.9A @ 380V | 900 lbs | 40×31.5×21.75 | $16,068.00 | View Details |
| 225 | 270.6A @ 480V | 341.9A @ 380V | 1,200 lbs | 51.5×40.5×26.5 | $2,292.50 | View Details |
| 300 | 360.8A @ 480V | 455.8A @ 380V | 1,500 lbs | 51.5×40.5×26.5 | $35,862.00 | View Details |
| 500 | 601.4A @ 480V | 759.7A @ 380V | 2,200 lbs | 60×48×30 | $44,137.50 | View Details |
3-Phase 480V - 400Y/231
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 18.0A @ 480V | 21.7A @ 400V | 175 lbs | 28×21×14 | $3,649.50 | View Details |
| 30 | 36.1A @ 480V | 43.3A @ 400V | 275 lbs | 32×26.5×17 | $5,313.00 | View Details |
| 45 | 54.1A @ 480V | 65.0A @ 400V | 375 lbs | 32×26.5×17 | $6,088.50 | View Details |
| 75 | 90.2A @ 480V | 108.3A @ 400V | 525 lbs | 38.5×28.5×20 | $9,055.50 | View Details |
| 112.5 | 135.3A @ 480V | 162.4A @ 400V | 700 lbs | 40×31.5×21.75 | $12,030.00 | View Details |
| 150 | 180.4A @ 480V | 216.5A @ 400V | 900 lbs | 40×31.5×21.75 | $16,068.00 | View Details |
| 225 | 270.6A @ 480V | 324.8A @ 400V | 1,200 lbs | 51.5×40.5×26.5 | $22,924.50 | View Details |
| 500 | 601.4A @ 480V | 721.7A @ 400V | 2,200 lbs | 60×48×30 | $44,137.50 | View Details |
3-Phase 480V - 480Y/277 (Isolation)
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 18.0A @ 480V | 18.0A @ 480V | 175 lbs | 28×21×14 | $2,736.00 | View Details |
| 30 | 36.1A @ 480V | 36.1A @ 480V | 275 lbs | 32×26.5×17 | $4,045.50 | View Details |
| 45 | 54.1A @ 480V | 54.1A @ 480V | 375 lbs | 32×26.5×17 | $4,770.00 | View Details |
| 75 | 90.2A @ 480V | 90.2A @ 480V | 525 lbs | 38.5×28.5×20 | $7,140.00 | View Details |
| 112.5 | 135.3A @ 480V | 135.3A @ 480V | 700 lbs | 40×31.5×21.75 | $9,984.00 | View Details |
| 150 | 180.4A @ 480V | 180.4A @ 480V | 900 lbs | 40×31.5×21.75 | $12,199.50 | View Details |
| 225 | 270.6A @ 480V | 270.6A @ 480V | 1,200 lbs | 51.5×40.5×26.5 | $16,608.00 | View Details |
| 300 | 360.8A @ 480V | 360.8A @ 480V | 1,500 lbs | 51.5×40.5×26.5 | $24,193.50 | View Details |
| 500 | 601.4A @ 480V | 601.4A @ 480V | 2,200 lbs | 60×48×30 | $38,763.00 | View Details |
3-Phase Step-Up Transformers
3-Phase 240V - 208Y/120
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 36.1A @ 240V | 41.6A @ 208V | 175 lbs | 28×21×14 | $2,505.00 | View Details |
| 30 | 72.2A @ 240V | 83.3A @ 208V | 275 lbs | 32×26.5×17 | $4,045.50 | View Details |
| 45 | 108.3A @ 240V | 124.9A @ 208V | 375 lbs | 32×26.5×17 | $4,771.50 | View Details |
| 75 | 180.4A @ 240V | 208.2A @ 208V | 525 lbs | 38.5×28.5×20 | $6,721.50 | View Details |
| 112.5 | 270.6A @ 240V | 312.3A @ 208V | 700 lbs | 40×31.5×21.75 | $9,474.00 | View Details |
| 150 | 360.8A @ 240V | 416.4A @ 208V | 900 lbs | 40×31.5×21.75 | $12,064.50 | View Details |
| 225 | 541.3A @ 240V | 624.5A @ 208V | 1,200 lbs | 51.5×40.5×26.5 | $16,608.00 | View Details |
| 300 | 721.7A @ 240V | 832.7A @ 208V | 1,500 lbs | 51.5×40.5×26.5 | $24,870.00 | View Details |
| 500 | 1202.8A @ 240V | 1387.9A @ 208V | 2,200 lbs | 60×48×30 | $39,850.50 | View Details |
3-Phase 240V - 480Y/277
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 3 | 7.2A @ 240V | 3.6A @ 480V | 35 lbs | 11×12×5.5 | $1,099.91 | View Details |
| 6 | 14.4A @ 240V | 7.2A @ 480V | 75 lbs | 17×17×10 | $1,550.11 | View Details |
| 9 | 21.7A @ 240V | 10.8A @ 480V | 100 lbs | 17×20×10 | $2,178.14 | View Details |
| 15 | 36.1A @ 240V | 18.0A @ 480V | 175 lbs | 28×21×14 | $2,345.57 | View Details |
| 30 | 72.2A @ 240V | 36.1A @ 480V | 275 lbs | 32×26.5×17 | $3,136.79 | View Details |
| 45 | 108.3A @ 240V | 54.1A @ 480V | 375 lbs | 32×26.5×17 | $3,741.19 | View Details |
| 75 | 180.4A @ 240V | 90.2A @ 480V | 525 lbs | 38.5×28.5×20 | $5,203.23 | View Details |
| 112.5 | 270.6A @ 240V | 135.3A @ 480V | 700 lbs | 40×31.5×21.75 | $6,439.20 | View Details |
| 150 | 360.8A @ 240V | 180.4A @ 480V | 900 lbs | 40×31.5×21.75 | $7,888.30 | View Details |
3-Phase 600V Transformers
3-Phase 600V - 208Y/120
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 14.4A @ 600V | 41.6A @ 208V | 175 lbs | 28×21×14 | $1,775.82 | View Details |
| 30 | 28.9A @ 600V | 83.3A @ 208V | 275 lbs | 32×26.5×17 | $2,475.00 | View Details |
| 45 | 43.3A @ 600V | 124.9A @ 208V | 375 lbs | 32×26.5×17 | $2,835.94 | View Details |
| 75 | 72.2A @ 600V | 208.2A @ 208V | 525 lbs | 38.5×28.5×20 | $4,221.94 | View Details |
| 112.5 | 108.3A @ 600V | 312.3A @ 208V | 700 lbs | 40×31.5×21.75 | $6,299.84 | View Details |
| 150 | 144.3A @ 600V | 416.4A @ 208V | 900 lbs | 40×31.5×21.75 | $8,243.12 | View Details |
| 225 | 216.5A @ 600V | 624.5A @ 208V | 1,200 lbs | 51.5×40.5×26.5 | $12,416.25 | View Details |
| 300 | 288.7A @ 600V | 832.7A @ 208V | 1,500 lbs | 51.5×40.5×26.5 | $17,366.25 | View Details |
| 500 | 481.1A @ 600V | 1387.9A @ 208V | 2,200 lbs | 60×48×30 | $26,812.50 | View Details |
| 750 | 721.7A @ 600V | 2081.8A @ 208V | 3,200 lbs | 66×52×34 | $37,551.25 | View Details |
3-Phase 600V - 480Y/277
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 14.4A @ 600V | 18.0A @ 480V | 175 lbs | 28×21×14 | $3,070.50 | View Details |
| 30 | 28.9A @ 600V | 36.1A @ 480V | 275 lbs | 32×26.5×17 | $3,997.50 | View Details |
| 45 | 43.3A @ 600V | 54.1A @ 480V | 375 lbs | 32×26.5×17 | $4,282.50 | View Details |
| 75 | 72.2A @ 600V | 90.2A @ 480V | 525 lbs | 38.5×28.5×20 | $7,315.50 | View Details |
| 112.5 | 108.3A @ 600V | 135.3A @ 480V | 700 lbs | 40×31.5×21.75 | $10,099.50 | View Details |
| 150 | 144.3A @ 600V | 180.4A @ 480V | 900 lbs | 40×31.5×21.75 | $13,503.00 | View Details |
| 225 | 216.5A @ 600V | 270.6A @ 480V | 1,200 lbs | 51.5×40.5×26.5 | $19,933.50 | View Details |
| 300 | 288.7A @ 600V | 360.8A @ 480V | 1,500 lbs | 51.5×40.5×26.5 | $28,879.50 | View Details |
| 500 | 481.1A @ 600V | 601.4A @ 480V | 2,200 lbs | 60×48×30 | $43,957.50 | View Details |
3-Phase Auto Transformers
3-Phase Auto Transformer (Multi-Voltage)
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 3 | 35 lbs | 11×12×5.5 | $795.86 | View Details | ||
| 6 | 75 lbs | 17×17×10 | $911.78 | View Details | ||
| 9 | 100 lbs | 17×20×10 | $1,276.96 | View Details | ||
| 15 | 175 lbs | 28×21×14 | $1,593.44 | View Details | ||
| 30 | 275 lbs | 32×26.5×17 | $2,692.44 | View Details | ||
| 45 | 375 lbs | 32×26.5×17 | $3,326.56 | View Details |
Single-Phase Transformers
1-Phase 208 - 120/240
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 72.1A @ 208V | 62.5A @ 240V / 125.0A @ 120V | 165 lbs | 22×18×12 | $1,667.19 | View Details |
| 25 | 120.2A @ 208V | 104.2A @ 240V / 208.3A @ 120V | 250 lbs | 26×22×14 | $2,704.62 | View Details |
| 37.5 | 180.3A @ 208V | 156.2A @ 240V / 312.5A @ 120V | 350 lbs | 30×24×16 | $3,133.63 | View Details |
| 50 | 240.4A @ 208V | 208.3A @ 240V / 416.7A @ 120V | 450 lbs | 32×26×17 | $3,953.95 | View Details |
| 75 | 360.6A @ 208V | 312.5A @ 240V / 625.0A @ 120V | 600 lbs | 38×28×20 | $5,475.25 | View Details |
| 100 | 480.8A @ 208V | 416.7A @ 240V / 833.3A @ 120V | 750 lbs | 40×31×22 | $7,191.80 | View Details |
1-Phase 240x480 - 120/240
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 15 | 62.5A @ 240V / 31.2A @ 480V | 62.5A @ 240V / 125.0A @ 120V | 165 lbs | 22×18×12 | $1,875.00 | View Details |
| 25 | 104.2A @ 240V / 52.1A @ 480V | 104.2A @ 240V / 208.3A @ 120V | 250 lbs | 26×22×14 | $3,112.50 | View Details |
| 37.5 | 156.2A @ 240V / 78.1A @ 480V | 156.2A @ 240V / 312.5A @ 120V | 350 lbs | 30×24×16 | $3,322.50 | View Details |
| 50 | 208.3A @ 240V / 104.2A @ 480V | 208.3A @ 240V / 416.7A @ 120V | 450 lbs | 32×26×17 | $4,095.00 | View Details |
| 75 | 312.5A @ 240V / 156.2A @ 480V | 312.5A @ 240V / 625.0A @ 120V | 600 lbs | 38×28×20 | $5,677.50 | View Details |
| 100 | 416.7A @ 240V / 208.3A @ 480V | 416.7A @ 240V / 833.3A @ 120V | 750 lbs | 40×31×22 | $7,836.00 | View Details |
| 167 | 695.8A @ 240V / 347.9A @ 480V | 695.8A @ 240V / 1391.7A @ 120V | — | — | $17,880.00 | View Details |
| 250 | 1041.7A @ 240V / 520.8A @ 480V | 1041.7A @ 240V / 2083.3A @ 120V | — | — | $21,675.00 | View Details |
Encapsulated Transformers
1-Phase Encapsulated 240x480 - 120/240
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 1 | 4.2A @ 240V / 2.1A @ 480V | 4.2A @ 240V / 8.3A @ 120V | 15 lbs | 8×8×5 | $268.82 | View Details |
| 1.5 | 6.2A @ 240V / 3.1A @ 480V | 6.2A @ 240V / 12.5A @ 120V | 20 lbs | 9×9×5.5 | $330.00 | View Details |
| 2 | 8.3A @ 240V / 4.2A @ 480V | 8.3A @ 240V / 16.7A @ 120V | 28 lbs | 10×9×6 | $418.69 | View Details |
| 3 | 12.5A @ 240V / 6.2A @ 480V | 12.5A @ 240V / 25.0A @ 120V | 35 lbs | 11×10×6 | $527.32 | View Details |
| 5 | 20.8A @ 240V / 10.4A @ 480V | 20.8A @ 240V / 41.7A @ 120V | 55 lbs | 14×12×8 | $765.19 | View Details |
| 7.5 | 31.2A @ 240V / 15.6A @ 480V | 31.2A @ 240V / 62.5A @ 120V | 80 lbs | 16×14×9 | $1,191.44 | View Details |
| 10 | 41.7A @ 240V / 20.8A @ 480V | 41.7A @ 240V / 83.3A @ 120V | 110 lbs | 18×16×10 | $1,342.69 | View Details |
| 15 | 62.5A @ 240V / 31.2A @ 480V | 62.5A @ 240V / 125.0A @ 120V | 165 lbs | 22×18×12 | $1,711.19 | View Details |
| 25 | 104.2A @ 240V / 52.1A @ 480V | 104.2A @ 240V / 208.3A @ 120V | 250 lbs | 26×22×14 | $2,450.94 | View Details |
| 37.5 | 156.2A @ 240V / 78.1A @ 480V | 156.2A @ 240V / 312.5A @ 120V | 350 lbs | 30×24×16 | $4,277.62 | View Details |
3-Phase Encapsulated 480 - 208Y/120
| KVA | Amps Primary | Amps Secondary | Weight | Dimensions (in) | Price | Product Page |
|---|---|---|---|---|---|---|
| 6 | 7.2A @ 480V | 16.7A @ 208V | 75 lbs | 17×17×10 | $1,350.25 | View Details |
| 9 | 10.8A @ 480V | 25.0A @ 208V | 100 lbs | 17×20×10 | $1,848.00 | View Details |
| 15 | 18.0A @ 480V | 41.6A @ 208V | 175 lbs | 28×21×14 | $2,483.25 | View Details |
| 30 | 36.1A @ 480V | 83.3A @ 208V | 275 lbs | 32×26.5×17 | $5,629.25 | View Details |
| 45 | 54.1A @ 480V | 124.9A @ 208V | 375 lbs | 32×26.5×17 | $7,665.63 | View Details |
| 75 | 90.2A @ 480V | 208.2A @ 208V | 525 lbs | 38.5×28.5×20 | $15,008.13 | View Details |
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