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M2

M2 100 AMP DOUBLE POLE MAIN SWITCH DISCONNECTOR M2100H AC22B
M2 16 AMP CURVE B 6kA 30mA RCBO M216MBRSPK

M2 16 AMP CURVE B 6kA 30mA RCBO M216MBRSPK

£21.42

  • Item Condition:New
  • SKU:6006
M2 16 AMP CURVE B 6kA 30mA RCBO TYPE A M216MBRSPK

M2 16 AMP CURVE B 6kA 30mA RCBO TYPE A M216MBRSPK

£14.95

  • Item Condition:Used
  • SKU:11599
M2 16 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B16

M2 16 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B16

£5.33

  • Item Condition:Used
  • SKU:12299
M2 20 AMP CURVE B 6kA 30mA RCBO TYPE A M220MBRSP

M2 20 AMP CURVE B 6kA 30mA RCBO TYPE A M220MBRSP

£29.99

  • Item Condition:New
  • SKU:365
M2 20 AMP CURVE B 6kA 30mA RCBO TYPE A M220MBRSPK

M2 20 AMP CURVE B 6kA 30mA RCBO TYPE A M220MBRSPK

£14.99

  • Item Condition:Used
  • SKU:12308
M2 20 AMP CURVE B 6kA 30mA RCBO TYPE AC M220MBRSPK

M2 20 AMP CURVE B 6kA 30mA RCBO TYPE AC M220MBRSPK

£19.99

  • Item Condition:New
  • SKU:6007
M2 20 AMP CURVE B 6kA 30mA RCBO TYPE AC M220MBRSPK

M2 20 AMP CURVE B 6kA 30mA RCBO TYPE AC M220MBRSPK

£14.99

  • Item Condition:Used
  • SKU:6008
M2 32 AMP CURVE B 6kA 30mA RCBO TYPE A M232MBRSP

M2 32 AMP CURVE B 6kA 30mA RCBO TYPE A M232MBRSP

£12.75

  • Item Condition:Used
  • SKU:6394
M2 32 AMP CURVE B 6kA 30mA RCBO TYPE AC M232MBRSPW

M2 32 AMP CURVE B 6kA 30mA RCBO TYPE AC M232MBRSPW

£14.95

  • Item Condition:Used
  • SKU:12312
M2 40 AMP 30mA DOUBLE POLE RCD TYPE A M240230A

M2 40 AMP 30mA DOUBLE POLE RCD TYPE A M240230A

£24.99

  • Item Condition:Used
  • SKU:12317
M2 40 AMP CURVE B 4.5kA 30mA RCBO TYPE A M240MBRSPKA

M2 40 AMP CURVE B 4.5kA 30mA RCBO TYPE A M240MBRSPKA

£15.99

  • Item Condition:New
  • SKU:14646
M2 40 AMP CURVE B 6kA 30mA RCBO TYPE AC M240MBRSPAC

M2 40 AMP CURVE B 6kA 30mA RCBO TYPE AC M240MBRSPAC

£17.95

  • Item Condition:Used
  • SKU:12307
M2 40 AMP CURVE B 6kA 30mA RCBO TYPE AC M240MBRSPK

M2 40 AMP CURVE B 6kA 30mA RCBO TYPE AC M240MBRSPK

£16.61

  • Item Condition:Used
  • SKU:11621
M2 40 AMP CURVE B 6kA 30mA RCBO TYPE AC M240MBRSPW

M2 40 AMP CURVE B 6kA 30mA RCBO TYPE AC M240MBRSPW

£14.95

  • Item Condition:Used
  • SKU:12313
M2 40 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B40 RW

M2 40 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B40 RW

£9.05

  • Item Condition:Used
  • SKU:12297
M2 50 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B50

M2 50 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B50

£9.99

  • Item Condition:Used
  • SKU:12296
M2 6 AMP CURVE B 6kA 30mA RCBO TYPE AC M26MBRSPK

M2 6 AMP CURVE B 6kA 30mA RCBO TYPE AC M26MBRSPK

£24.95

  • Item Condition:New
  • SKU:7849
M2 6 AMP CURVE B 6kA 30mA RCBO TYPE AC M26MBRSPK

M2 6 AMP CURVE B 6kA 30mA RCBO TYPE AC M26MBRSPK

£13.65

  • Item Condition:Used
  • SKU:11679
M2 6 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B6

M2 6 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B6

£5.44

  • Item Condition:Used
  • SKU:3268
M2 63 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B63G

M2 63 AMP CURVE B 6kA MCB CIRCUIT BREAKER M2B63G

£5.95

  • Item Condition:Used
  • SKU:12286
M2 80 AMP 30mA DOUBLE POLE RCD TYPE AC M280230

M2 80 AMP 30mA DOUBLE POLE RCD TYPE AC M280230

£24.95

  • Item Condition:New
  • SKU:12314
M2 80 AMP 30mA DOUBLE POLE RCD TYPE AC M280230

M2 80 AMP 30mA DOUBLE POLE RCD TYPE AC M280230

£14.95

  • Item Condition:Used
  • SKU:12315
M2 B 10 MCB 6kA CIRCUIT BREAKER M2B10

M2 B 10 MCB 6kA CIRCUIT BREAKER M2B10

£4.99

  • Item Condition:Used
  • SKU:12298
M2 B 10 MCB 6kA CIRCUIT BREAKER M2B10 BC

M2 B 10 MCB 6kA CIRCUIT BREAKER M2B10 BC

£4.99

  • Item Condition:Used
  • SKU:12294
M2 B 10 MCB 6kA CIRCUIT BREAKER M2B10G

M2 B 10 MCB 6kA CIRCUIT BREAKER M2B10G

£6.95

  • Item Condition:Used
  • SKU:12282
M2 B 10 MCB 6kA CIRCUIT BREAKER M2B10G WC

M2 B 10 MCB 6kA CIRCUIT BREAKER M2B10G WC

£6.95

  • Item Condition:Used
  • SKU:12288
M2 B 20 MCB 6kA CIRCUIT BREAKER M2B20

M2 B 20 MCB 6kA CIRCUIT BREAKER M2B20

£6.00

  • Item Condition:Used
  • SKU:12300
M2 B 20 MCB 6kA CIRCUIT BREAKER M2B20G

M2 B 20 MCB 6kA CIRCUIT BREAKER M2B20G

£7.67

  • Item Condition:Used
  • SKU:12284
M2 B 32 MCB 6kA CIRCUIT BREAKER M2B32

M2 B 32 MCB 6kA CIRCUIT BREAKER M2B32

£9.95

  • Item Condition:Used
  • SKU:12301
M2 B 32 MCB 6kA CIRCUIT BREAKER M2B32G

M2 B 32 MCB 6kA CIRCUIT BREAKER M2B32G

£9.95

  • Item Condition:Used
  • SKU:5471
M2 B 40 MCB 6kA CIRCUIT BREAKER M2B40

M2 B 40 MCB 6kA CIRCUIT BREAKER M2B40

£12.95

  • Item Condition:Used
  • SKU:12295
M2 B 40 MCB 6kA CIRCUIT BREAKER M2B40

M2 B 40 MCB 6kA CIRCUIT BREAKER M2B40

£12.95

  • Item Condition:Used
  • SKU:12302
M2 B 40 MCB 6kA CIRCUIT BREAKER M2B40G

M2 B 40 MCB 6kA CIRCUIT BREAKER M2B40G

£8.95

  • Item Condition:Used
  • SKU:12285
M2 B 50 MCB 6kA CIRCUIT BREAKER M2B50G WC

M2 B 50 MCB 6kA CIRCUIT BREAKER M2B50G WC

£9.99

  • Item Condition:Used
  • SKU:12293
M2 B 6 MCB 6kA CIRCUIT BREAKER M2B6G WC

M2 B 6 MCB 6kA CIRCUIT BREAKER M2B6G WC

£7.50

  • Item Condition:Used
  • SKU:12287
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M2
Keep your specialised distribution boards, commercial installations, and domestic consumer units running safely with our immediately available stock of genuine M2 circuit protection components. As dedicated UK electrical supply experts, we specialise in sourcing both current and rare or obsolete modules, allowing you to find the exact replacements you need without facing costly panel retrofits.
Our online M2 catalog is updated regularly and designed to accommodate a diverse range of configurations, including:
  • M2 MCBs: High-quality miniature circuit breakers available across single-pole configurations, featuring standard M2B and premium M2BG hardware series lines tracking 6A up to 63A.
  • M2 RCBOs: Comprehensive residual current breakers with overcurrent protection tracking popular single-module compact layouts—including the M2MCRSP, M2MBRSP, M2MBRSPK, and M2MBRSPW ranges built for advanced earth-leakage defense under modern Type A and legacy Type AC guidelines.
  • M2 RCDs & Main Switches: Robust double-pole residual current devices up to 80 Amp alongside heavy-duty 63A and 100A double-pole main switch disconnectors to ensure secure incoming system isolation.
  • Advanced Circuit Safety: Reliable fault isolation, versatile breaking capacity parameters (4.5kA and standard 6kA ratings), standard 30mA residual current protection sensitivities, and popular domestic tripping profiles (Curves B and C) engineered for robust electrical safety.
Why Choose Circuit Breaker Specialists?
  • Free UK Delivery: Enjoy cost-free shipping automatically applied on every single order across our entire catalog.
  • Same Working Day Dispatch: Complete your online checkout before 3PM, and we dispatch your package today.
  • Next Working Day Shipping: Urgent delivery options available at checkout to minimise system downtime during critical faults.