DORMAN SMITH
DORMAN SMITH 25 AMP CURVE C 10kA TRIPLE POLE MCB CIRCUIT BREAKER K3PC25
£29.99
- Item Condition:Used
- SKU:10873
DORMAN SMITH 25 AMP M3 TRIPLE POLE MCB CIRCUIT BREAKER 500V LOADMASTER
£42.79
- Item Condition:Used
- SKU:1336
DORMAN SMITH 25 AMP TYPE 3 M4.5 MCB CIRCUIT BREAKER LOADMASTER SERIES 15
£16.81
- Item Condition:Used
- SKU:10808
DORMAN SMITH 25 AMP TYPE 3 M9 MCB CIRCUIT BREAKER LOADLIMITER LLR 25T3
£6.95
- Item Condition:Used
- SKU:10761
DORMAN SMITH 250 AMP TRIPLE POLE SWITCH DISCONNECTOR YA3B3P250D LOADLINE
£84.95
- Item Condition:Used
- SKU:10100
DORMAN SMITH 30 AMP M3 TRIPLE POLE MCB CIRCUIT BREAKER 500V LOADMASTER
£28.26
- Item Condition:Used
- SKU:589
DORMAN SMITH 30 AMP M3 TRIPLE POLE MCB CIRCUIT BREAKER LOADMASTER
£20.64
- Item Condition:Used
- SKU:13096
DORMAN SMITH 30 AMP TYPE 4 3kA MCB CIRCUIT BREAKER 288/500V LOADMASTER
£8.95
- Item Condition:Used
- SKU:8249
DORMAN SMITH 30 AMP TYPE 4 3kA MCB CIRCUIT BREAKER LOADMASTER LM30
£13.95
- Item Condition:New
- SKU:10859
Displaying 321 to 340 (of 488 products)
Dorman Smith
Keep your specialized distribution boards, commercial installations, and heavy-duty industrial power networks running safely with our immediately available stock of genuine Dorman Smith circuit protection components. As dedicated UK electrical supply experts, we specialize 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 Dorman Smith catalog is updated regularly and designed to accommodate a diverse range of configurations, including:
- Dorman Smith MCBs: High-quality miniature circuit breakers tracking single-pole, double-pole, and triple-pole variants across extensive historic and modern lines—including Loadmaster, Loadlimiter (LLR), Series 15, and classic AS, K, and X product series spanning 1A to 70A.
- Dorman Smith MCCBs: High-capacity moulded case circuit breakers engineered for high-integrity commercial power distribution, featuring the premium Loadline collection (Type AA, YA2, YA3, and YA3J lines) scaling up to heavy-duty 800 Amp benchmarks.
- Dorman Smith RCBOs & RCDs: Comprehensive earth-leakage protection modules available right now, including multi-pole RCCBs and double-pole RCBOs from the GR, KR1, KR2, and XR series lines across Type A and Type AC safety configurations.
- Main Switches & Control Gear: Robust double-pole, triple-pole, and four-pole switch disconnectors up to 250 Amp alongside heavy-duty modular contactors with standard 230V and 240V coil specifications.
- Advanced Circuit Safety: Reliable fault tracking across varied breaking capacity metrics (ranging from 3kA, 10kA, 25kA, up to industrial 65kA parameters) and distinct tripping characteristics (Curves B, C, D, and legacy Type 2, 3, and 4 curves).
Why Choose Circuit Breaker Specialists?
- Free UK Delivery: Enjoy cost-free shipping automatically applied on every single order.
- 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 minimize system downtime during critical faults.