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Business Details
50+ Years
experience
Trusted Electrical and Security Solutions in Singapore
Cns Electronic & Electrical Repair has been a trusted name in electrical and security system solutions since its founding in the 1950s. Originally established as Chua Nak Sing Electrical Contractor by the late Mr. Chua Peng Yam, the company evolved through three generations of leadership, incorporating as Chua Nak Sing Electrical Engineering Pte Ltd in 1982 and adopting its current name in 1998 following ISO 9001 certification. Our team combines decades of technical expertise with systematic management to deliver electrical installations, security systems, and comprehensive maintenance services for residential, commercial, and industrial projects.

Recognized with the 2004 ASEAN Federation of Electrical Engineering Contractors Award, we maintain BCA registration and prioritize value engineering designs, timely project completion, and accident-free operations. Our commitment to client satisfaction is demonstrated through tailored solutions, safety excellence, and a legacy of completing landmark developments across Singapore.
Services
Electrical Installation Security Systems Testing & Commissioning Training & Maintenance Design-and-Build Solutions
Details
  • Year established: 1950
Highlights and features
  • 70+ years combined experience in electrical contracting since 1950s
  • BCA-registered with ISO 9001 quality management certification
  • Award-winning safety standards and systematic project management
  • Comprehensive services from design to post-handover maintenance
  • Proven track record with 200+ completed residential/commercial projects
Associations and certifications
  • ISO 9001
Services
Electrical Installation
We provide comprehensive electrical installation services for new developments and renovations. Our BCA-registered team handles power distribution, lighting, and emergency systems for residential, commercial, and industrial buildings. With ISO 9001-certified processes, we ensure code compliance and long-term reliability through precision engineering and quality materials selection.
Security Systems
Our security system integration covers CCTV, access control, and intrusion detection for buildings of all scales. We design and install digital surveillance networks with remote monitoring capabilities. The systems integrate with existing infrastructure while meeting current safety regulations and providing scalable upgrade paths for future security needs.
Testing & Commissioning
We conduct thorough electrical testing and system commissioning to ensure optimal performance. Our engineers verify installations against design specifications using calibrated equipment. This includes insulation resistance tests, earth continuity checks, and functional testing of safety devices to guarantee operational readiness before project handover.
Training & Maintenance
We offer customized training programs for facility management teams and comprehensive maintenance packages. Our services include preventive maintenance schedules, emergency repairs, and system upgrades. Clients receive detailed documentation and 24/7 technical support to ensure sustained system performance and regulatory compliance.
Design-and-Build Solutions
Our integrated design-and-build approach covers complete electrical systems planning and execution. From concept drawings to final commissioning, we manage all aspects including value engineering, material procurement, and coordination with other trades. This streamlined process ensures cost efficiency and timely delivery for condominiums, factories, and commercial developments.
Questions
What electrical services do you offer for residential projects?
We provide complete electrical installations for condominiums, landed housing, and executive apartments including power distribution, lighting systems, and safety compliance.
Are you certified for commercial electrical work?
Yes, we're BCA-registered and ISO 9001-certified with extensive experience in commercial developments including office buildings and mixed-use complexes.
Do you handle security system installations?
We specialize in integrated security solutions including CCTV, access control, and intrusion detection systems for residential and commercial properties.
What maintenance services do you provide?
We offer preventive maintenance contracts with scheduled inspections, emergency repair services, and system upgrade options for electrical and security systems.