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Ohmite E300K6R3E Vitreous Enamel Power Resistor

OHMITE's 280 Series Corrib resistors are heavy-duty power resistors ideal for applications demanding high currents at very low resistance values. Constructed with corrugated resistive wire and a protective vitreous enamel coating, these resistors offer exceptional durability and cooling efficiency. They are particularly well-suited for motor starting, dynamic braking, and other applications involving frequent start-stop cycles. Custom units up to 1500 watts are available. The hollow-core design allows for secure mounting to chassis surfaces. RoHS compliant versions are available by adding an 'E' suffix to the part number.

Authorized Distributors
Source:DigiKey
Part No:E300K6R3E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $79.95
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Part No:E300K6R3E
Stock:0
Inv Date:06-02-2026
Price: Unit price: $57.89
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Part No:E300K6R3E
Stock:28
Inv Date:06-01-2026
Price: Unit price: $8.95
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Part No:E300K6R3E
Stock:50
Inv Date:06-01-2026
Price: Unit price: $43.78
Buy/RFQ:
Part No:E300K6R3E
Stock:50
Inv Date:06-01-2026
Price: Unit price: $43.78
Buy/RFQ:

Ohmite E300K6R3E Vitreous Enamel Power Resistor Specifications:

  • Coating: Lead-free vitreous enamel (except for low resistance models and large models >750W, which are silicone ceramic)
  • Core: Tubular Ceramic
  • Terminals: Tinned lug with hole (RoHS solder composition: 96% Sn, 3.5% Ag, 0.5% Cu)
  • Adjustable Lug: Supplied with adjustable 300W models (Part No. 1974-A or 1974-B)
  • Resistance: Max. 63Ω for 300W version
  • Tolerance: ±10% (K)
  • Power Rating: Based on 25°C free air rating
  • Derating: Linearly from 100% @ +25°C to 0% @ +400°C
  • Overload: 10 times rated wattage for 5 seconds
  • Temperature Coefficient: ±400 ppm/°C
  • Dielectric Withstanding Voltage: 1000 VAC (terminal to mounting bracket)
  • Max Amps Calculation: √P/R
  • Mounting Brackets: Includes two each bracket, bolt, washers (centering, mica, lock) and nut. Single unit mounting contains one each bolt and nut; two each all washers.

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Frequently Asked Questions

Where can I buy Ohmite E300K6R3E?

You can click on the BUY or RFQ button to purchase E300K6R3E from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part E300K6R3E?

You can download the E300K6R3E datasheet or visit the Ohmite website for support.

Who is the manufacturer of E300K6R3E?

Ohmite

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