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Ohmite OX122KE Ceramic Composition Resistor

OHMITE's OX/OY Series ceramic composition resistors are engineered for demanding applications requiring surge resistance, high peak power, or high energy handling. These resistors are a robust alternative to carbon composition resistors, offering improved performance and reliability in high-voltage power supplies, R-C snubber circuits, and inrush limiters. Their ceramic composition provides excellent stability and durability, making them suitable for a wide range of industrial and commercial applications. Available in various ohmic values and wattage ratings, the OX/OY Series provides a versatile solution for power management and circuit protection.

Authorized Distributors
Source:DigiKey
Part No:OX122KE
Stock:1108
Inv Date:06-01-2026
Price: Unit price: $2.89
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Part No:OX122KE
Stock:85
Inv Date:06-02-2026
Price: Unit price: $2.86
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Part No:OX122KE
Stock:411
Inv Date:06-01-2026
Price: Unit price: $0.76
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Part No:OX122KE
Stock:918
Inv Date:06-01-2026
Price: Unit price: $0.757
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Part No:OX122KE
Stock:918
Inv Date:06-01-2026
Price: Unit price: $0.757
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Part No:OX122KE
Stock:500
Inv Date:06-02-2026
Price: N/A
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Ohmite OX122KE Ceramic Composition Resistor Specifications:

  • Watts: 1, 2
  • Resistance range: 3.3Ω-100K, 3.3Ω-1M
  • Joules max: 50, 80
  • Max working volts: 300, 400
  • Terminals: Pb-free solder-coated axial
  • Coating: Silicone ceramic
  • Derating: Linear from 100% @ +70°C to 0% @ +200°C
  • Operating Temp: -40°C to +220°C
  • Tolerance: ±10%
  • Power Rating: Based on 70°C free air rating
  • Temperature Coefficient: -1300 ±300ppm/°C
  • Life Test: MIL-STD-202, Method 108: ±5%
  • Short Time Overload: 2x rated V, 5 sec ON @ 70°C: ±(2% +0.05Ω)
  • Resistance to Pulse: ±5%
  • Moisture Resistance: 1000 hrs @ 40°C, 90 - 95% RH: ±5%
  • Dielectric Strength: 500V, 700V
  • Max Overload Voltage: 600V, 800V
  • Max Pulse Voltage: 14KV, 20KV
  • Pulse Tolerance: 1240V @ 52µF, 1640V @ 52µF

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Frequently Asked Questions

Where can I buy Ohmite OX122KE?

You can click on the BUY or RFQ button to purchase OX122KE from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part OX122KE?

You can download the OX122KE datasheet or visit the Ohmite website for support.

Who is the manufacturer of OX122KE?

Ohmite

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