Shop Hammond Autotransformers

Hammond Power Solutions has a collection of Autotransformers to change the voltage in commercial and industrial settings. This collection includes General Purpose Autotransformers and Motor Starting Autotransformers. See Hammond’s collection of autotransformers at HomElectrical!

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91-120 of 155 products

400 HP Motor Starting Autotransformer, 3 Ph, 3 Coil, 600V

3009D4

400 HP; 600V; 3 CoilMotor starters start and stop a motor and protect against overvoltage and undervoltageEconomical open core and...

$7,890.67Each

500 HP Motor Starting Autotransformer, 3 Ph, 3 Coil, 600V

3009D5

500 HP; 600V; 3 CoilMotor starters start and stop a motor and protect against overvoltage and undervoltageEconomical open core and...

$9,093.34Each

600 HP Motor Starting Autotransformer, 3 Ph, 3 Coil, 600V

3009D6

600 HP; 600V; 3 CoilMotor starters start and stop a motor and protect against overvoltage and undervoltageEconomical open core and...

$10,061.34Each

800 HP Motor Starting Autotransformer, 3 Ph, 3 Coil, 600V

3009D8

800 HP; 600V; 3 CoilMotor starters start and stop a motor and protect against overvoltage and undervoltageEconomical open core and...

$13,222.00Each

3kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y003CECB

3kVA; Three Phase240Y, 216Y-208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$382.20Each

3kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 240V, 216V-208V

Y003CECB3L0U

3kVA; Three Phase240Y, 216Y-208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$448.70Each

3kVA General Purpose Autotransformer, 3 Ph, 600V-480V

Y003PKCB

3kVA; Three Phase600Y-480YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$375.20Each

3kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 600V-480V

Y003PKCB3L0U

3kVA; Three Phase600Y-480YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$426.31Each

3kVA General Purpose Autotransformer, 3Ph, 600V, 480V-400V, 240V, 208V

Y003QTCB

MADE TO ORDER 3kVA; Three Phase 600Y, 480Y-400Y, 240Y, 208Y No neutral terminals Heavy duty Type 3R enclosure Standard...

$676.19Each

3kVA GP Autotransformer w/ Neutral, 3 Ph, 600V, 480V-400V, 240V, 208V

Y003QTCB3L0U

3kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$735.00Each

6kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y006CECB

6kVA; Three Phase240Y, 216Y-208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$522.20Each

6kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 240V, 216V-208V

Y006CECB3L0U

6kVA; Three Phase240Y, 216Y-208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$536.91Each

6kVA General Purpose Autotransformer, 3 Ph, 600V-480V

Y006PKCB

Made to Order 6kVA; Three Phase 600Y-480Y No neutral terminals Heavy duty Type 3R enclosure Standard side and rear...

$492.79Each

6kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 600V-480V

Y006PKCB3L0U

6kVA; Three Phase600Y-480YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$573.31Each

6kVA General Purpose Autotransformer, 3Ph, 600V, 480V-400V, 240V, 208V

Y006QTCB

6kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$845.59Each

6kVA GP Autotransformer w/ Neutral, 3 Ph, 600V, 480V-400V, 240V, 208V

Y006QTCB3L0U

6kVA; Three Phase 600Y, 480Y-400Y, 240Y, 208Y With neutral terminals Heavy duty Type 3R enclosure Standard side and rear...

$845.59Each

9kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y009CECB

9kVA; Three Phase 240Y, 216Y-208Y No neutral terminals Heavy duty Type 3R enclosure Standard side and rear knock-outs on...

$617.40Each

9kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 240V, 216V-208V

Y009CECB3L0U

9kVA; Three Phase 240Y, 216Y-208Y With neutral terminals Heavy duty Type 3R enclosure Standard side and rear knock-outs on...

$669.20Each

9kVA General Purpose Autotransformer, 3 Ph, 600V-480V

Y009PKCB

9kVA; Three Phase600Y-480YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$588.00Each

9kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 600V-480V

Y009PKCB3L0U

9kVA; Three Phase600Y-480YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$661.50Each

9kVA General Purpose Autotransformer, 3Ph, 600V, 480V-400V, 240V, 208V

Y009QTCF

9kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$1,183.71Each

9kVA GP Autotransformer w/ Neutral, 3 Ph, 600V, 480V-400V, 240V, 208V

Y009QTCF3L0U

9kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$1,183.71Each

15kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y015CECB

15kVA; Three Phase240Y, 216Y-208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$816.20Each

15kVA General Purpose Autotransformer w/ Neutral, 3Ph, 240V, 216V-208V

Y015CECB3L0U

15kVA; Three Phase240Y, 216Y-208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$816.20Each

15kVA General Purpose Autotransformer, 3 Ph, 600V-480V

Y015PKCB

15kVA; Three Phase600Y-480YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$786.79Each

15kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 600V-480V

Y015PKCB3L0U

15kVA; Three Phase600Y-480YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$786.79Each

15kVA General Purpose Autotransformer,3Ph, 600V, 480V-400V, 240V, 208V

Y015QTCF

15kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$1,470.00Each

15kVA GP Autotransformer w/ Neutral, 3 Ph, 600V, 480V-400V, 240V, 208V

Y015QTCF3L0U

15kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$1,470.00Each

30kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y030CECF

30kVA; Three Phase 240Y, 216Y-208Y No neutral terminals Heavy duty Type 3R enclosure Standard side and rear knock-outs on...

$1,312.51Each

30kVA General Purpose Autotransformer w/ Neutral, 3Ph, 240V, 216V-208V

Y030CECF3L0U

30kVA; Three Phase240Y, 216Y-208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$1,312.51Each

91-120 of 155 products

400 HP Motor Starting Autotransformer, 3 Ph, 3 Coil, 600V

3009D4

400 HP; 600V; 3 CoilMotor starters start and stop a motor and protect against overvoltage and undervoltageEconomical open core and...

$7,890.67Each

500 HP Motor Starting Autotransformer, 3 Ph, 3 Coil, 600V

3009D5

500 HP; 600V; 3 CoilMotor starters start and stop a motor and protect against overvoltage and undervoltageEconomical open core and...

$9,093.34Each

600 HP Motor Starting Autotransformer, 3 Ph, 3 Coil, 600V

3009D6

600 HP; 600V; 3 CoilMotor starters start and stop a motor and protect against overvoltage and undervoltageEconomical open core and...

$10,061.34Each

800 HP Motor Starting Autotransformer, 3 Ph, 3 Coil, 600V

3009D8

800 HP; 600V; 3 CoilMotor starters start and stop a motor and protect against overvoltage and undervoltageEconomical open core and...

$13,222.00Each

3kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y003CECB

3kVA; Three Phase240Y, 216Y-208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$382.20Each

3kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 240V, 216V-208V

Y003CECB3L0U

3kVA; Three Phase240Y, 216Y-208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$448.70Each

3kVA General Purpose Autotransformer, 3 Ph, 600V-480V

Y003PKCB

3kVA; Three Phase600Y-480YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$375.20Each

3kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 600V-480V

Y003PKCB3L0U

3kVA; Three Phase600Y-480YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$426.31Each

3kVA General Purpose Autotransformer, 3Ph, 600V, 480V-400V, 240V, 208V

Y003QTCB

MADE TO ORDER 3kVA; Three Phase 600Y, 480Y-400Y, 240Y, 208Y No neutral terminals Heavy duty Type 3R enclosure Standard...

$676.19Each

3kVA GP Autotransformer w/ Neutral, 3 Ph, 600V, 480V-400V, 240V, 208V

Y003QTCB3L0U

3kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$735.00Each

6kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y006CECB

6kVA; Three Phase240Y, 216Y-208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$522.20Each

6kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 240V, 216V-208V

Y006CECB3L0U

6kVA; Three Phase240Y, 216Y-208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$536.91Each

6kVA General Purpose Autotransformer, 3 Ph, 600V-480V

Y006PKCB

Made to Order 6kVA; Three Phase 600Y-480Y No neutral terminals Heavy duty Type 3R enclosure Standard side and rear...

$492.79Each

6kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 600V-480V

Y006PKCB3L0U

6kVA; Three Phase600Y-480YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$573.31Each

6kVA General Purpose Autotransformer, 3Ph, 600V, 480V-400V, 240V, 208V

Y006QTCB

6kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$845.59Each

6kVA GP Autotransformer w/ Neutral, 3 Ph, 600V, 480V-400V, 240V, 208V

Y006QTCB3L0U

6kVA; Three Phase 600Y, 480Y-400Y, 240Y, 208Y With neutral terminals Heavy duty Type 3R enclosure Standard side and rear...

$845.59Each

9kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y009CECB

9kVA; Three Phase 240Y, 216Y-208Y No neutral terminals Heavy duty Type 3R enclosure Standard side and rear knock-outs on...

$617.40Each

9kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 240V, 216V-208V

Y009CECB3L0U

9kVA; Three Phase 240Y, 216Y-208Y With neutral terminals Heavy duty Type 3R enclosure Standard side and rear knock-outs on...

$669.20Each

9kVA General Purpose Autotransformer, 3 Ph, 600V-480V

Y009PKCB

9kVA; Three Phase600Y-480YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$588.00Each

9kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 600V-480V

Y009PKCB3L0U

9kVA; Three Phase600Y-480YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$661.50Each

9kVA General Purpose Autotransformer, 3Ph, 600V, 480V-400V, 240V, 208V

Y009QTCF

9kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$1,183.71Each

9kVA GP Autotransformer w/ Neutral, 3 Ph, 600V, 480V-400V, 240V, 208V

Y009QTCF3L0U

9kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$1,183.71Each

15kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y015CECB

15kVA; Three Phase240Y, 216Y-208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$816.20Each

15kVA General Purpose Autotransformer w/ Neutral, 3Ph, 240V, 216V-208V

Y015CECB3L0U

15kVA; Three Phase240Y, 216Y-208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$816.20Each

15kVA General Purpose Autotransformer, 3 Ph, 600V-480V

Y015PKCB

15kVA; Three Phase600Y-480YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$786.79Each

15kVA General Purpose Autotransformer w/ Neutral, 3 Ph, 600V-480V

Y015PKCB3L0U

15kVA; Three Phase600Y-480YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding design...

$786.79Each

15kVA General Purpose Autotransformer,3Ph, 600V, 480V-400V, 240V, 208V

Y015QTCF

15kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YNo neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$1,470.00Each

15kVA GP Autotransformer w/ Neutral, 3 Ph, 600V, 480V-400V, 240V, 208V

Y015QTCF3L0U

15kVA; Three Phase600Y, 480Y-400Y, 240Y, 208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a...

$1,470.00Each

30kVA General Purpose Autotransformer, 3 Ph, 240V, 216V-208V

Y030CECF

30kVA; Three Phase 240Y, 216Y-208Y No neutral terminals Heavy duty Type 3R enclosure Standard side and rear knock-outs on...

$1,312.51Each

30kVA General Purpose Autotransformer w/ Neutral, 3Ph, 240V, 216V-208V

Y030CECF3L0U

30kVA; Three Phase240Y, 216Y-208YWith neutral terminalsHeavy duty Type 3R enclosureStandard side and rear knock-outs on all unitsIncorporates a single winding...

$1,312.51Each

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