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KQ 10B140 Square D MCB

Square D KQ10B140 40Amp Type B Single Pole MCB (Used/Refurbished)

£5.66 £6.79 Inc VAT

Maintain your power distribution with this Square D KQ10B140 40A Type B Miniature Circuit Breaker. This single-pole unit fits Loadcentre KQ and Qwikline II boards perfectly.

7 in stock

Estimated Standard Delivery May 27, 2026 - May 28, 2026
SKU: KQ10B140 Categories: , Tags: , , , , , , , , , , , , , , , , , , , ,

Description

Square D KQ10B140 40Amp Type B Single Pole MCB (Used/Refurbished)

The Square D KQ10B140 provides robust protection for higher-load circuits like showers, cookers, or small sub-main distributions. This 40A Type B MCB features a high 10kA breaking capacity to handle significant fault currents safely.

Technical Specifications:
  • Current Rating: 40 Amp
  • Tripping Curve: Type B (Ideal for domestic and light commercial loads)
  • Breaking Capacity: 10kA (Short circuit protection)
  • Voltage: 240V AC
  • Mounting: Plug-on / Prong-type (Stab-lok compatible)
  • Standard: Conforms to BS EN 60898

 

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