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Ohmite E300K1R2E Vitreous Enamel Power Resistor

OHMITE's 280 Series Corrib[®] fixed and adjustable vitreous enamel power resistors are engineered for applications requiring high currents at very low resistance values. These heavy-duty resistors are designed to withstand frequent start-stop cycles common in motor starting, dynamic braking, and similar applications. The corrugated resistive wire is securely fused to a ceramic core with a protective vitreous enamel coating, enhancing durability and promoting rapid cooling. Available with silicone coating for higher wattage applications, these resistors offer a robust and reliable solution for industrial power management.

Authorized Distributors
Source:DigiKey
Part No:E300K1R2E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $70.422
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Part No:E300K1R2E
Stock:0
Inv Date:06-02-2026
Price: Unit price: $69.91
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Part No:E300K1R2E
Stock:0
Inv Date:06-01-2026
Price: Unit price: $71.31
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Part No:E300K1R2E
Stock:13
Inv Date:06-01-2026
Price: Unit price: $64.48
Buy/RFQ:
Part No:E300K1R2E
Stock:13
Inv Date:06-01-2026
Price: Unit price: $64.48
Buy/RFQ:

Ohmite E300K1R2E Vitreous Enamel Power Resistor Specifications:

  • Coating: Lead-free vitreous enamel (Silicone for high wattage models)
  • Core: Tubular Ceramic
  • Terminals: Tinned lug with hole (RoHS solder composition: 96% Sn, 3.5% Ag, 0.5% Cu)
  • 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 Options: Thru bolts and brackets
  • Wattage: 300 Watts

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Frequently Asked Questions

Where can I buy Ohmite E300K1R2E?

You can click on the BUY or RFQ button to purchase E300K1R2E from an authorized Ohmite distributor.

How do I troubleshoot issues or seek technical support for part E300K1R2E?

You can download the E300K1R2E datasheet or visit the Ohmite website for support.

Who is the manufacturer of E300K1R2E?

Ohmite

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