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Victron Energy Isolation Transformer 4500W 115/230V ITR040452042

Model: ITR040452042 · SKU: ITR040452042

Prepared Nov 14, 2026

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Common specifications

Apparent power	Not documented
Input voltage	115 or 230Source [2]
Output voltage	115 or 230Source [2]
Current rating	38/19Source [2]
AC frequency	50/60Source [2]
AC configuration	Not documented
Shielding	Not documented
Insulation class	Not documented
Impedance	Not documented
Efficiency	Not documented
Cooling	Not documented
Enclosure	IP21Source [2]
Safety listing	Not documented
Mounting	Not documented
Operating temperature	Not documented
Weight	22.2 kg48.9 lb convertedSource [2]
Dimensions	Not documented
Enclosure volume	Not documented
Warranty term	Not documented

All recorded specifications

AC frequency	50/60Documented claim Conditions Printed in the second ("4500 Watt") column of the row "Frequency 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Frequency row Printed in the second ("4500 Watt") column of the row "Frequency 50/60 Hz 50/60 Hz 50/60 Hz 50/60 Hz". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Frequency row Official datasheet · Isolation Transformers 2500 W, 4500 W, 8000 W datasheet (October 11, 2026 capture) [2]
AC output breaker (manual)	GFCI in the AC output (output neutral linked to earth)Documented claim Conditions Printed as "A GFCI must be installed in the AC output of the isolation transformer." in Victron Energy's Isolation Transformer 4500W 115/230V manual (Rev 00 - 01/2026) (PDF page 10). The manual applies to this model: Manual is for the Isolation Transformer 4500W 115/230V; dimension drawing names ITR040452042. Location: PDF page 10 Printed as "A GFCI must be installed in the AC output of the isolation transformer." in Victron Energy's Isolation Transformer 4500W 115/230V manual (Rev 00 - 01/2026) (PDF page 10). The manual applies to this model: Manual is for the Isolation Transformer 4500W 115/230V; dimension drawing names ITR040452042. Location: PDF page 10 Official instruction manual · Victron Energy: Isolation Transformer 4500W 115/230V manual (Rev 00 - 01/2026) [3]
Current rating	38/19Documented claim Conditions Printed in the second ("4500 Watt") column of the row "Rating 22 / 11 A 38 / 19 A 38 / 19 A 35 A". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. The two figures are for 115 V and 230 V. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Rating row Printed in the second ("4500 Watt") column of the row "Rating 22 / 11 A 38 / 19 A 38 / 19 A 35 A". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. The two figures are for 115 V and 230 V. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Rating row Official datasheet · Isolation Transformers 2500 W, 4500 W, 8000 W datasheet (October 11, 2026 capture) [2]
Enclosure	IP21Documented claim Conditions Printed once for all models as "Protection category: IP 21". Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Enclosure, Common Characteristics Printed once for all models as "Protection category: IP 21". Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Enclosure, Common Characteristics Official datasheet · Isolation Transformers 2500 W, 4500 W, 8000 W datasheet (October 11, 2026 capture) [2]
Grounding (manual)	M6 chassis earth bolt underneath the enclosure to the vessel groundDocumented claim Conditions Printed as "Connect the M6 bolt underneath the enclosure to the vessel ground." in Victron Energy's Isolation Transformer 4500W 115/230V manual (Rev 00 - 01/2026) (PDF page 10). The manual applies to this model: Manual is for the Isolation Transformer 4500W 115/230V; dimension drawing names ITR040452042. Location: PDF page 10 Printed as "Connect the M6 bolt underneath the enclosure to the vessel ground." in Victron Energy's Isolation Transformer 4500W 115/230V manual (Rev 00 - 01/2026) (PDF page 10). The manual applies to this model: Manual is for the Isolation Transformer 4500W 115/230V; dimension drawing names ITR040452042. Location: PDF page 10 Official instruction manual · Victron Energy: Isolation Transformer 4500W 115/230V manual (Rev 00 - 01/2026) [3]
Input voltage	115 or 230Documented claim Conditions Printed in the second ("4500 Watt") column of the row "Input 115 or 230 V 115 or 230 V 115 / 230 V Automatic 115/230 V switching 230 V". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Input row Printed in the second ("4500 Watt") column of the row "Input 115 or 230 V 115 or 230 V 115 / 230 V Automatic 115/230 V switching 230 V". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Input row Official datasheet · Isolation Transformers 2500 W, 4500 W, 8000 W datasheet (October 11, 2026 capture) [2]
Output voltage	115 or 230Documented claim Conditions Printed in the second ("4500 Watt") column of the row "Output 115 or 230 V 115 or 230 V 115 or 230 V 230 V". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Output row Printed in the second ("4500 Watt") column of the row "Output 115 or 230 V 115 or 230 V 115 or 230 V 230 V". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Output row Official datasheet · Isolation Transformers 2500 W, 4500 W, 8000 W datasheet (October 11, 2026 capture) [2]
Weight	22.2 kg48.9 lb convertedDocumented claim Conditions Printed in the second ("4500 Watt") column of the row "Weight 12.1 kg 22.2 kg 21.8 kg 28.17 kg". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Weight row Printed in the second ("4500 Watt") column of the row "Weight 12.1 kg 22.2 kg 21.8 kg 28.17 kg". The datasheet table's columns are headed "2500 Watt (1) 4500 Watt (1) 4500 Watt Auto 115/230 V (1) 8000 Watt"; it prints no article numbers, so the column is tied to this article by the model name in Victron's product feed. Location: Isolation Transformers 2500 W, 4500 W, 8000 W datasheet, specification table, Weight row Official datasheet · Isolation Transformers 2500 W, 4500 W, 8000 W datasheet (October 11, 2026 capture) [2]

Warranty

Certificate records

No records documented.

Sources and revisions

Isolation transformers product page (article list and specifications) (October 11, 2026 capture)Official product page · Checked Oct 11, 2026https://www.victronenergy.com/isolation-transformers/isolation-transformers-2000va-3600va-7000va
Isolation Transformers 2500 W, 4500 W, 8000 W datasheet (October 11, 2026 capture)Official datasheet · Checked Oct 11, 2026https://www.victronenergy.com/upload/documents/Datasheet-Isolation-Transformers-2500,-4500,-8000-EN-.pdf
Victron Energy: Isolation Transformer 4500W 115/230V manual (Rev 00 - 01/2026)Official instruction manual · Checked Oct 15, 2026https://www.victronenergy.com/upload/documents/Isolation_Transformer_4500W/108939-Isolation_transformers-pdf-en.pdf