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Ohmite R3J120E Radial Tubular Wirewound Resistor

The OHMITE R3J120E is a tubular radial terminal wirewound resistor specifically designed for printed circuit board (PCB) applications. Its radial construction allows for direct insertion into standard 0.10 inch matrix boards with 0.046 inch diameter holes, providing a built-in standoff to reduce board temperature. The resistor utilizes a ceramic core and a vitreous enamel coating (except for values above 4.7K (3W) and 7.5K (5W), which are supplied in silicone-ceramic coatings). It's ideal for applications requiring space-saving radial terminals and flame-resistant, lead-free coatings. Values above 3.9K (3W) and 8.2K (5W) should be used with caution, considering burn-in and thermal cycling requirements.

Authorized Distributors
Source:DigiKey
Part No:R3J120E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $4.88219
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Part No:R3J120E
Stock:0
Inv Date:06-02-2026
Price: Unit price: $11.84
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Part No:R3J120E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $6.75
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Part No:R3J120E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $5.6
Buy/RFQ:
Part No:R3J120E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $5.6
Buy/RFQ:

Ohmite R3J120E Radial Tubular Wirewound Resistor Specifications:

  • material_core: Ceramic
  • coating: Vitreous enamel (except for values above 4.7K (3W) and 7.5K (5W), which are silicone-ceramic)
  • terminals: Solder coated radial, #20 ga. tinned terminals
  • rohs_status: Compliant
  • derating: Linearly from 100% @ +25°C to 0% @ +350°C
  • tolerance: +/- 5% (J)
  • temperature_coefficient: +/- 260 ppm/°C
  • max_amps_calculation: √P/R
  • overload_3w: 5 times rated wattage for 5 seconds
  • overload_5_25w: 10 times rated wattage for 5 seconds

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Frequently Asked Questions

Where can I buy Ohmite R3J120E?

You can click on the BUY or RFQ button to purchase R3J120E from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part R3J120E?

You can download the R3J120E datasheet or visit the Ohmite website for support.

Who is the manufacturer of R3J120E?

Ohmite

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