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Toroid Corporation
401.040 toroidal transformer from Toroid Corporation
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Commercial / DIY · Toroidal Magnetics

Transformer Kits .

Model 401.040

Wind-your-own-secondary transformer kit (core + primary + thermal fuse + instructions)

Rated Power
400
VA · standard
Dimensions
4.7" x 2.5"
Ø × H, in
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Quotes & availability:[email protected]1-888-286-7643

Technical Overview

Engineered for precision power in demanding applications.

Wind-your-own-secondary transformer kit (core + primary + thermal fuse + instructions)

Part of the DIY Kit, factory-wound primary, Single primary configuration, rated at 400 VA.

  • Commercial / DIY-grade construction
  • 1 mounting options
At a glance
Part Number
401.040
Series
DIY Kit, factory-wound primary
Rated Power
400 VA
Primary
117 V
Secondary
44 V
Grade
Commercial / DIY
Frequency
Domestic, 117V / 60 Hz
Specifications

Part-level electrical & physical data

Part Number401.040
SeriesDIY Kit, factory-wound primary
Rated Power400 VA
Primary Voltage117 V
Primary ConfigurationSingle
Secondary Voltage44 V
DC Output (Series)Rated DC 260 W
Market / FrequencyDomestic, 117V / 60 Hz
Form FactorKit
GradeCommercial / DIY
Dimensions (Ø × H, in)4.7" x 2.5"
Mechanical

Top-view outline & envelope

Standard mounting: Washer & 2 rubber pads included. Custom brackets, potting and enclosures available on request.

Resources

Everything you need to specify or design-in

Mounting options

  • Washer & 2 rubber pads included

Specify a variant

Need a custom winding or enclosure? Send your requirements.

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Talk to Engineering

Talk to a magnetics designer. Not a sales rep.

Our engineering team reviews every specification for 401.040 directly. Quotes typically turn around within 48 hours.

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