RWF Fusible Wire Wound Resistors

RWF Fusible Wire Wound Resistors
RWF / RWFS

RWF Fusible Wire Wound Resistors

Special fusing wire wound on a high-quality ceramic rod with high-temperature silicone coating. Controls surge effectively and opens quickly at excessive overload — ideal for precision power circuit protection.

Rated Power
1W ~ 7W
Resistance Range
0.1Ω ~ 500Ω
Tolerance
±5% / ±10% (J·K)
Operating Temp.
-55℃ ~ +155℃
T.C.R
±300 ppm/℃

Features

  • Excellent pulse characteristics + quick open
  • Flame-proof, ignition-free safety
  • Fuses within 60s at 16× rated power

General Specifications

Type Rated Wattage Dielectric Withstanding V. Resistance Range Tolerance
RWFS 1W1W350V0.1~100Ω±5% ±10%
RWF 1W · RWFS 2W1W / 2W500V0.1~100Ω±5% ±10%
RWF 2W · RWFS 3W2W / 3W500V0.1~100Ω±5% ±10%
RWF 5W · RWF 7W5W / 7W600V1~500Ω±5% ±10%

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