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Ohmite HS257R5F Industrial High Power Resistor

The HS Aluminium Housed Resistors are high-performance, heat-sink mounted components designed for demanding industrial applications. Manufactured to MIL 18546 and IEC 115 standards, these resistors feature a wound construction for high pulse capability and come in ohmic values from R005 to 100K. They offer RoHS compliance, various tolerance options, and low temperature coefficients. Suitable for applications requiring high power dissipation, these resistors are ideal for use with proprietary heat sinks with thermal compounds, ensuring maximum performance while maintaining a maximum surface temperature of 200°C.

Authorized Distributors
Source:Newark
Part No:HS257R5F
Stock:10
Inv Date:06-01-2026
Price: Unit price: $4.55
Buy/RFQ:
Source:DigiKey
Part No:HS25 7R5 F
Stock:157
Inv Date:06-01-2026
Price: Unit price: $7.76
Buy/RFQ:
Part No:HS25 7R5 F
Stock:218
Inv Date:06-02-2026
Price: Unit price: $7.54
Buy/RFQ:
Part No:HS25 7R5 F
Stock:0
Inv Date:06-01-2026
Price: Unit price: $5.55
Buy/RFQ:
Part No:HS25 7R5 F
Stock:190
Inv Date:06-02-2026
Price: N/A
Buy/RFQ:

Ohmite HS257R5F Industrial High Power Resistor Specifications:

  • Power dissipation: Ranges from 10W to 300W depending on model
  • Ohmic values: R005 to 100K
  • Tolerance: ±5% (J), ±10% (K), plus options for ±1% (F), ±2% (G), ±3% (H)
  • Temperature coefficients: <1K 100ppm, >1K 25ppm
  • Insulation resistance: Minimum 10,000 MO
  • Maximum surface temperature: 200°C
  • Surface temperature rise depends on power dissipation and heat sink quality
  • Designed for direct heatsink mounting with thermal compound
  • RoHS compliant, custom designs available
  • Physical dimensions vary with model; typical sizes include HS10 to HS300 with respective dimensions specified

Buy the Arcol HS257R5F – Reliable High-Performance Industrial Resistor for Industrial Applications

Purchase the Arcol HS257R5F aluminium housed resistor online today to leverage high pulse capability and robust thermal management. Perfect for industrial applications requiring high power dissipation, these resistors are RoHS compliant and feature a wound design for optimal performance. With a maximum surface temperature of 200°C, they ensure safety and longevity when mounted on suitable heat sinks with thermal compound. Available in various ohmic values and tolerances, buy now and enhance your industrial systems' reliability and efficiency.

Buy Arcol HS257R5F now and ensure high reliability with efficient heat dissipation for demanding industrial environments.

Frequently Asked Questions

Where can I buy Ohmite HS257R5F?

You can click on the BUY or RFQ button to purchase HS257R5F from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part HS257R5F?

You can download the HS257R5F datasheet or visit the Ohmite website for support.

Who is the manufacturer of HS257R5F?

Ohmite

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