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Mains Distribution

SJH Mechanical provides a comprehensive design and installation package to meet all your electrical power needs, suitable for any environment, regardless of size or type.

SJH Mechanical designs and installs low voltage and sub-mains electrical distribution systems for buildings of any type and size, including offices, warehouses, manufacturing facilities, hospitals, and educational institutions.

To facilitate monitoring of energy consumption in specific areas, we can install location-specific metering equipment, which is particularly valuable in multi-tenancy office buildings for billing purposes and can differentiate between lighting and power usage for precise energy records.


Our skilled electrical engineers at SJH Mechanical design mains distribution systems that enhance flexibility and deliver a more robust power supply by minimizing single points of failure. Our highly qualified and proficient engineers take pride in offering a complete installation service, encompassing all containment and cable management systems, as well as electrical panels and distribution boards.


We bring extensive experience in installing low voltage distribution systems in large open-space buildings, including those requiring high-level work, such as warehouses, storage facilities, and manufacturing environments.


SJH Mechanical also provides 3-phase installations tailored for heavy-duty and industrial applications, including lifts, machinery, air handling, and mechanical equipment.


Contact us now for reliable and professional electrical services — your safety and satisfaction are our priority!

SJH Mechanical Electrical Services

Lighting Systems

Small Power

Mains Distribution

Test & Inspection