PROTEUS
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Proteus
Keep your specialised distribution boards, commercial installations, and domestic consumer units running safely with our immediately available stock of genuine Proteus 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 Proteus catalog is updated regularly and designed to accommodate a diverse range of configurations, including:
- Proteus MCBs: High-quality miniature circuit breakers tracking single-pole and triple-pole layouts across premium historic and modern families—including classic 610/620/632 series, PX300, 1016, 606BW, and partner-integrated Geyer black-clip or red-clip hardware collections scaling from 5A to 63A.
- Proteus RCBOs & RCDs: Comprehensive earth-leakage devices featuring single-module compact and double-pole RCBO architectures (MBRSPK, MBRSPW, and XL ranges) alongside robust double-pole residual current switchboards up to 100 Amp capacity tracking Type A and Type AC safety guidelines.
- Proteus MCCBs & Heavy Switchgear: High-capacity moulded case circuit breakers built for complex commercial engineering, featuring the robust MC, S100, and heavy-duty multi-pole F21, F31, and F71 series collections scaling from 16A up to massive 800 Amp benchmarks.
- Main Switch Disconnectors & Links: Heavy-duty double-pole, triple-pole, and four-pole isolating switch gear (such as the 100S2, 100S3, 100S4, and MC250TNA collections) rated from 45A up to 250A alongside traditional physical clip-fit fuse holders.
- Advanced Circuit Safety: Reliable fault tracking across varied breaking capacity profiles (from standard 3kA, 4.5kA, 6kA, 10kA, up to industrial 25kA and 36kA short-circuit parameters) and precise tripping characteristics (Curves B, C, D, and legacy Type 1 or Type 2 settings).
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.