Reliable 3-Phase Protection with 100mA Sensitivity
The EPS 40A 100mA 4 Pole RCCB delivers a balanced, high-tier safety profile for properties operating on medium-load 3-phase power infrastructures. Featuring a precise 100mA (0.1A) earth leakage trip threshold, this unit acts as a macro-level guard at the main incoming distribution board. Consequently, it easily detects sustained ground faults and isolates potential hazards before they escalate into major systemic failures. Furthermore, it avoids the nuisance tripping common in low-sensitivity systems under normal appliance startups. Therefore, it remains an ideal selection for standard 3-phase residential homes, multi-storey shop lots, and distributed sub-boards across Subang Jaya.
Certified Quality and International Safety Benchmarks
Engineered to withstand changing power grids without compromising safety thresholds, this 4-pole circuit breaker handles a 40A continuous current load over a 415V~ three-phase architecture. It completely complies with international IEC 61008-1 structural safety benchmarks to guarantee long-term operational integrity. Additionally, the unit features a high-visibility yellow ‘T’ (Test) button directly on its front face for manual functionality audits. As a result, homeowners and wiremen can perform effortless monthly safety checks to keep the property fully protected against ongoing insulation failures.
Clean Installation for Residential & Commercial Sub-Boards
Equipped with a standard snap-on DIN rail tracking frame, the compact EPS 4P 40A device mounts seamlessly inside most standard metal or PVC distribution boxes. Its premium quad-pole configuration ensures all three phase lines and the neutral path are completely isolated at the moment a trip occurs, maximizing maintenance safety. Moreover, its rugged flame-retardant casing is structurally optimized to combat the high humidity levels characteristic of Selangor. Thus, it is highly favored by professional electrical contractors for new wiring projects, system refurbishments, and office renovations in USJ 14.
Professional Electrical Expertise at Sumon Electrical
At Sumon Electrical & Hardware Trading, we prioritize your safety above all else. Our team of certified electricians offers specialized services to keep your electrical systems running smoothly 24/7. Our core expertise includes:
Circuit Breaker Installation: Accurate setup of high-capacity 4-pole ELCBs for 3-phase systems.
Full DB Box Refurbishment: Comprehensive inspection and replacement of old or faulty safety switches.
Emergency Wiring Support: Fast and reliable assistance for power trips and electrical failures in Subang Jaya.
Trusted Home Solutions by Shabab Al Sharif
As part of the Shabab Al Sharif Technology and Services family, we provide a holistic approach to home maintenance. From Plumbing and Pipe Leak Repairs to Aircond Servicing, we handle everything to ensure your comfort. Therefore, when you choose us, you are choosing professionalism and peace of mind across Selangor.
Visit Us or Order Online
WhatsApp / Call: +601116109510
Official Website: www.shababalsharif.com
Store Address: Lot K10004, Ground Floor, Subang Perdana, Goodyear Court 7, USJ 14, 47630 Subang Jaya, Selangor.






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