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Ohmite 40F30K Silicone-Ceramic Conformal Axial

Ohmite's 40 Series resistors are a cost-effective solution for applications requiring conformal coating. These wirewound resistors feature an all-welded construction, ensuring durability and stability under high-temperature conditions. They are RoHS compliant and available in various wattage and resistance values, making them suitable for commercial, industrial, and communications equipment. The conformal silicone-ceramic coating provides excellent protection against moisture and contaminants, extending the lifespan of the resistor.

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Part No:40F30K
Stock:0
Inv Date:06-02-2026
Price: N/A
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Part No:40F30K
Stock:0
Inv Date:06-01-2026
Price: Unit price: $2.74
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Part No:40F30K
Stock:0
Inv Date:06-01-2026
Price: Unit price: $7.72
Buy/RFQ:
Part No:40F30K
Stock:0
Inv Date:06-01-2026
Price: Unit price: $7.72
Buy/RFQ:

Ohmite 40F30K Silicone-Ceramic Conformal Axial Specifications:

  • wattage: 3.0
  • ohms: 0.10-20K
  • voltage: 200
  • coating: Conformal silicone-ceramic
  • core: Ceramic
  • terminals: Solder-coated copper clad axial
  • rohs_solder_composition: 96% Sn, 3.5% Ag, 0.5% Cu
  • derating: Linearly from 100% @ +25°C to 0% @ +275°C
  • tolerance: ±5% (J type), ±1% (F type)
  • power_rating: Based on 25°C free air rating
  • overload: Under 5 watts: 5 times rated wattage for 5 seconds. 5 watts and over: 10 times rated wattage for 5 seconds
  • temperature_coefficient: Under 1Ω: ±90 ppm/°C; 1Ω to 9.99Ω: ±50 ppm/°C; 10Ω and over: ±20 ppm/°C
  • operating_temp_range: -55°C to 275°C

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Frequently Asked Questions

Where can I buy Ohmite 40F30K?

You can click on the BUY or RFQ button to purchase 40F30K from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part 40F30K?

You can download the 40F30K datasheet or visit the Ohmite website for support.

Who is the manufacturer of 40F30K?

Ohmite

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