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Ohmite B12J45K Vitreous Enamel Power Resistor

Ohmite’s Brown Devil 200 Series is a robust power resistor known for its exceptional durability and performance. Constructed with all-welded components and a flame-resistant vitreous enamel coating, this resistor is ideal for demanding industrial applications requiring high-temperature resistance and reliable power dissipation. The hollow-core design allows for rigid mounting, and non-inductive versions are available for applications requiring minimal inductance. It is RoHS compliant when specified with the “E” suffix.

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Part No:B12J45K
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Inv Date:06-02-2026
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Part No:B12J45K
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Inv Date:06-01-2026
Price: Unit price: $6.49
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Part No:B12J45K
Stock:9
Inv Date:06-01-2026
Price: Unit price: $7.62
Buy/RFQ:
Part No:B12J45K
Stock:9
Inv Date:06-01-2026
Price: Unit price: $7.62
Buy/RFQ:

Ohmite B12J45K Vitreous Enamel Power Resistor Specifications:

  • Series: 200 Series
  • Wattage: 12.0 W
  • Ohms: 0.08-51K
  • Lead Gauge: 18
  • Max Voltage: 625 V
  • Coating: Lead-free vitreous enamel
  • Core: Ceramic
  • Terminals: Tinned axial; RoHS solder composition is 96% Sn, 3.5% Ag, 0.5% Cu
  • Derating: Linearly from 100% @ +25°C to 0% @ +350°C
  • Tolerance: 1Ω+: ±5%; under 1Ω: ±10%
  • Power Rating: Based on 25°C free air rating
  • Overload: 10 times rated wattage for 5 seconds
  • Temperature Coefficient: 5Ω and under: ±400 ppm/°C; Above 5Ω: ±260 ppm/°C
  • Max Amps: To calculate, use the formula √P/R

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Frequently Asked Questions

Where can I buy Ohmite B12J45K?

You can click on the BUY or RFQ button to purchase B12J45K from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part B12J45K?

You can download the B12J45K datasheet or visit the Ohmite website for support.

Who is the manufacturer of B12J45K?

Ohmite

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