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Ohmite 42JR40 Silicone-Ceramic Conformal Resistor

Ohmite's 40 Series resistors are a cost-effective solution for various electrical and electronic applications. These resistors feature a conformal silicone-ceramic coating, providing excellent protection and stability under high-temperature conditions. Their all-welded construction and low temperature coefficients ensure reliable performance in commercial, industrial, and communications equipment. Available in both 1% and 5% tolerance options, these resistors are ideal for applications requiring precision and durability.

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Part No:42JR40
Stock:0
Inv Date:06-02-2026
Price: N/A
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Part No:42JR40
Stock:0
Inv Date:06-01-2026
Price: Unit price: $2.23
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Part No:42JR40
Stock:25
Inv Date:06-01-2026
Price: Unit price: $4.37
Buy/RFQ:
Part No:42JR40
Stock:25
Inv Date:06-01-2026
Price: Unit price: $4.37
Buy/RFQ:

Ohmite 42JR40 Silicone-Ceramic Conformal Resistor Specifications:

  • Wattage: 2.0 W
  • Ohms: 0.10-8K
  • Voltage: 100 V
  • Coating: Conformal silicone-ceramic
  • Core: Ceramic
  • Terminals: Solder-coated copper clad axial
  • 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 42JR40?

You can click on the BUY or RFQ button to purchase 42JR40 from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part 42JR40?

You can download the 42JR40 datasheet or visit the Ohmite website for support.

Who is the manufacturer of 42JR40?

Ohmite

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