TE Connectivity 3.3Ω Wire Wound Resistor 3W ±5% ER743R3JT

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Subtotal (1 pack of 5 units)*

£4.71

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£5.65

(inc. VAT)

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  • Plus 845 unit(s) shipping from 06 October 2025
  • Plus 105 unit(s) shipping from 06 October 2025
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Per Pack*
5 - 95£0.942£4.71
100 - 245£0.63£3.15
250 - 495£0.518£2.59
500 - 1245£0.424£2.12
1250 +£0.41£2.05

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Packaging Options:
RS Stock No.:
151-619
Mfr. Part No.:
ER743R3JT
Brand:
TE Connectivity
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Brand

TE Connectivity

Resistance

3.3Ω

Power Rating

3W

Tolerance

±5%

Technology

Wire Wound

Series

ER74

Maximum Operating Temperature

+200°C

Temperature Coefficient

0 → +60ppm/°C

Minimum Operating Temperature

-55°C

TE Connectivity ER74 Series 2.5W High Power Resistors


The ER74 Series are a range of high power dissipation Silicone coated resistors from TE Connectivity. Resistant to most solvents, the ER74 series has a tough silicone coating. The coating and marking are resistant to Trichloroethene VG, Genklene LV Hot and Cold, Freon TE, Arklone L Hot and Cold, and Arklone F Hot. ER74 resistors are suitable for use in a wide range of industrial, control, medican and consumer applications.

• 2.5W Power Rating @ 70°C
• 3W Power Rating at @ 40°C
• R03-10K Resistance Range
• 100V Max Rating
• Resistant to most solvents


Silicone Coated Axial


Wire-wound power resistors manufactured to a very high standard and employing a ruggedised welded cap and lead method of construction giving considerable strength and resistance to damage. The element is wound onto a ceramic former and coated with a non-inflammable silicone cement.

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