RS PRO, 20Ω 100W Wire Wound Chassis Mount Resistor ±5%

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Subtotal (1 unit)*

£9.33

(exc. VAT)

£11.20

(inc. VAT)

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  • 23 unit(s) ready to ship from another location
  • Plus 3 unit(s) shipping from 19 November 2025
  • Plus 600 unit(s) shipping from 14 January 2026
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Units
Per unit
1 - 9£9.33
10 - 24£8.67
25 - 49£8.03
50 - 99£7.35
100 +£6.62

*price indicative

RS Stock No.:
131-1311
Brand:
RS PRO
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Brand

RS PRO

Resistance

20Ω

Power Rating

100W

Package/Case

Aluminium Housed

Tolerance

±5%

Technology

Wire Wound

Termination Style

Axial

Maximum Operating Temperature

+200°C

Minimum Temperature Coefficient

-100ppm/°C

Maximum Temperature Coefficient

+100ppm/°C

Dimensions

88 x 47.5 x 24.1mm

Overall Width

47.5mm

Overall Height

24.1mm

Overall Length

88mm

COO (Country of Origin):
GB

RS PRO 100W Aluminium Wirewound Resistors, 20Ω


An Aluminium housed resistor with a resistance of 20Ω designed for direct heatsink mounting, using a thermal compound to achieve maximum performance.

A highly stable resistor with a high power to volume ratio and a wirewound design to maximise high pulse capability. At only 88mm in length the Aluminium resistor is compact compared to its power rating of 100W.

Manufactured to MIL 18546 and IEC 115 specifications the wirewound resistor is suitable for industrial and military applications and its compact size make it ideal for installation where space is restricted.

Features and Benefits


20Ω Wirewound resistor
Aluminium housed
100W power
High pulse capability
Compact design
Weight of 115g

Standards and Approvals: MIL 18546, IEC 115

Why RS PRO?


RS PRO is the own brand of RS, offering professional quality products and solutions across all industries and technologies. Our product range is rigorously tested, inspected, and audited against demanding international standards to provide you with industrial-grade quality, at the right price. Making RS PRO your smart choice.

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