400 Hz Power Toroid Transformers TM/TF


  • Designed for 400 Hz operation
  • More VA per size and weight than conventional power transformers
  • Grade 5 Class S construction
  • Industrial style Grade 6 also standard

Input Primary:
115 V ac, 400 Hz ± 20 Hz, 1 phase.
“A” Option: 230 V ac, Add suffix “A” to model number, e.g., TF10-1A.

“C” Option: Center tapped output.
Add suffix “C” to model number, e.g., TF10-1C.

5% or less, no load to full load.

Secondary Voltage Tolerance:
Within 5% when measured at full load and listed input.

Dielectric Withstanding Voltage:
1000 V ac.

90% to 95% typical.

Operating Ambient Temperature:
Model TM- 90°C maximum
Model TF- 80°C maximum.

Model TM – to meet MIL-PRF-27,
Grade 5 Class S.
Model TF- Open frame, Industrial
Grade with Teflon leads 6″ long.

Output Secondary:
See voltage and current of specific models listed.
Other outputs and/or inputs available upon request.