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Surplus Materials Available

Inductors & RF Transformers

We stock a large supply of materials for custom builds and offer select surplus inventory for purchase.

Stocked Materials & Surplus Inventory

At Beverly Manufacturing, we maintain a large inventory of materials used to build inductors, RF transformers, coils, and related electronic components. This allows us to support custom manufacturing, replacement parts, repairs, and refurbishment needs with faster response times. In addition to building from stocked materials, we also offer select surplus inventory for purchase to help customers source hard-to-find or discontinued components.


Inventory & Manufacturing Support:
  • Large Material Supply: Stocked cores, wire, bobbins, terminals, and related materials used in coil and transformer production.
  • Custom Build Capability: Materials on hand allow us to quickly manufacture inductors, RF transformers, coils, and replacement components.
  • Surplus Inventory Available: Select extra materials and components are available for customers looking for hard-to-find or discontinued items.
  • Legacy Equipment Support: We help extend the life of older systems by supplying or building replacement components when original parts are no longer available.
  • Reduced Lead Times: Our stocked materials help minimize delays and keep repair, replacement, and production projects moving forward.

Materials & Components We May Support:
  • Ferrite cores, powdered iron cores, and related magnetic materials
  • Magnet wire, lead wire, terminals, and insulation materials
  • Bobbins, forms, coil assemblies, and transformer parts
  • Inductors, RF transformers, coils, and custom magnetic components
A box ready to be shipped

Inventory List

# Part Number Description Type Year REV Image
1 T400-8/90 OD): 101.60 mm (4.000 in), (ID): 57.15 mm (2.250 in), (Ht): 16.51 mm (0.650 in), Mass: ~560 g (some listings note ~667 g after coating), AL value: 60.0 nH/N² , AL tolerance: ±10%, Material: Iron powder (Mix-08, 35 μ). TOROID 2019 A
T400-8/90

Please contact us for any requests on your future or current ferrite transformer, toroidal, and coil inductor's requirements!

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