High-Power Resistor Series
Aluminum Case Resistors
Aluminum Case Resistors
AH Series
Featuring a high-heat-dissipation aluminum alloy case, the AH Series is constructed with alloy resistance wire wound around a ceramic core and filled with silica sand (SiO2 sand). It offers high power ratings, compact size, and ultra-precision performance. Standard winding and non-inductive winding options are available, with an operating temperature range from -55°C to +275°C, making the series suitable for extreme environments and high-stability circuit applications.
FEATURES
- High power rating, small size and ultra precision
- Standard winding & non-inductive is available
- High stability, strong construction
- Operating temperature range: -55°C to +275°C
MATERIAL
- Case: Aluminum case
- Element: Alloy Resistance Wire wound on pottery core
- Filling: SiO2 sand
Technical FAQ for R&D and Procurement
Q: What are the main electrical characteristics and operating temperature range of the AH Series aluminum case resistors?
A: The AH Series features high power ratings, compact size, and ultra-precision performance, together with robust construction and excellent long-term stability. Its operating temperature range extends from -55°C to +275°C, making it suitable for extreme temperatures and demanding industrial environments.
Q: Are non-inductive winding options available?
A: Yes. In addition to standard winding, the AH Series can be customized with a non-inductive winding configuration to meet the specialized power dissipation requirements of high-frequency circuits and applications requiring low inductance.
Q: What are the case construction and internal insulating materials used in the AH Series?
A: The exterior features a high-heat-dissipation aluminum case. Internally, alloy resistance wire is wound around a ceramic core and filled with high-purity silica sand (SiO2 sand), providing efficient heat transfer and robust mechanical protection.
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