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Ohmite B12J450 Vitreous Enamel Power Resistor

Ohmite’s Brown Devil® 200 Series power resistor is a small, exceptionally durable component built for demanding applications. Its all-welded construction and rugged, flame-resistant conformal lead-free vitreous enamel coating ensure reliable performance even under high temperatures. The wirewound design incorporates a hollow-core, facilitating rigid mounting with brackets or thru bolts. Available in various wattage and resistance values, this resistor is a versatile choice for power control and dissipation in industrial equipment, motor drives, and other critical circuits. Non-inductive versions and low-cost coating options are also available.

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Part No:B12J450
Stock:0
Inv Date:06-02-2026
Price: N/A
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Part No:B12J450
Stock:0
Inv Date:06-01-2026
Price: Unit price: $5.19
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Part No:B12J450
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1.78
Buy/RFQ:
Part No:B12J450
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1.78
Buy/RFQ:

Ohmite B12J450 Vitreous Enamel Power Resistor Specifications:

  • series: 200 Series
  • wattage: 12.0 W
  • ohms: 0.08-51K
  • lead_gauge: 18
  • max_voltage: 625
  • 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_1_ohm_plus: ±5%
  • tolerance_under_1_ohm: ±10%
  • power_rating: Based on 25°C free air rating
  • overload: 10 times rated wattage for 5 seconds
  • temperature_coefficient_5_ohms_under: ±400 ppm/°C
  • temperature_coefficient_above_5_ohms: ±260 ppm/°C
  • max_amps: To calculate, use the formula √P/R

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Frequently Asked Questions

Where can I buy Ohmite B12J450?

You can click on the BUY or RFQ button to purchase B12J450 from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part B12J450?

You can download the B12J450 datasheet or visit the Ohmite website for support.

Who is the manufacturer of B12J450?

Ohmite

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