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Tianjin Grewin Technology Co., Ltd.

Inductors, Electric Inductors, Power Inductor manufacturer / supplier in China, offering Frequency Coils, Grewin Toroid Chokes, Clamp on CT 1-200A Current Transformer for Multi-Function Watt-Hour Meter, Red Color Mini Clamp on Split Core Current Transformer Current Probe for Current Measurement and so on.

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Supplier Homepage Product Inductors and chokes Toroid line chokes Frequency Coils, Grewin Toroid Chokes

Frequency Coils, Grewin Toroid Chokes

FOB Price: US $0.53 / Piece
Min. Order: 1,000 Pieces
Min. Order FOB Price
1,000 Pieces US $0.53/ Piece
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Production Capacity: 100million
Transport Package: Export Standard
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram, Western Union

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Basic Info
  • Model NO.: Grewin Chokes
  • Structure: Inductive Choke
  • Structure of Winding: Single Coil
  • Inductance at 1kHz: 4 to 200uh
  • Rated Current: 2 to 30A
  • Specification: CE
  • HS Code: 85045000
  • Type: Choke Inductor
  • Working Frequency: High Frequency
  • Inductor Value: Variable Inductor
  • Outer Diameter: 25 to 45.7mm
  • Trademark: GW
  • Origin: Tianjin
Product Description

Outer diameter: 25 to 45.7mm
Width: 14 to 22mm
Lead out: 26.5mm with 25mm soldering
Electrical characteristics:
Rated current: 2 to 30A
Inductance at 1kHz: 4 to 200uH
Direct current resistance: 9 to 118MΩ
Current: 3.5 to 20A
Withstand resistance: 1 minute at 2kV AC
Insulating resistance: 100MΩ Minimum at 500V DC
Operating temperature range: -25 to 80° C
Maximum temperature: 120° C (class E)
Bobbin material: Flame resistance 94V-0

Tradial lead type or axial lead type or toroid shape, the inductances are realized with any magnetic circuit. The used technologies are ferrite or the sheet steel or iron powder.
Some of inductances are realized on non-magnetic supports for particular uses in power or in frequency applications.
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