Welcome to One Alpha Electrical...

Premium Electrical Services across Malaysia for nearly 4 decades.

Your Leading Electrical Inspection Experts

Your safety is our primary concern. Rely on us to ensure your buildings electrical systems are continually checked and up to date

Next Generation Electrical Expertise

Your Business Merits The Best. We Deliver!

1. Electrical Inspection Explained...

The scope of work involved when a One Alpha Electrical Engineer tests and inspects your medium voltage industrial or commercial installation could best be summarised in the following way…learn more…

2. Maximum Demand Charge TNB Simplified...

Many business owners are confused by or don’t really understand what the maximum demand charge that TNB include in their monthly billed sum is. This page expands on what the mysterious maximum demand charge is…

3. Power Factor Surcharge demystified...

Understanding power factor surcharge is critical when calculating your business energy costs. Technically, your power factor is the ratio of working power to apparent power, or KW/KVA. But what does it mean? Find out…

From our BLOG

Follow our blog articles written by our expert engineers

Maximum Demand

Maximum Demand

Maximum Demand Introduction What is Maximum Demand? Maximum Demand is calculated and billed by a kW demand meter, which records the highest kW value consumed in one 15 minute period, over a monthly...


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One Alpha Electrical S/B, 18 Jalan Kupang 2, Skudai Kiri, 80200, Skudai, Johor Bahru, Johor D.T.

+60.7 234 5152

C-2-16 Centum@Oasis Corp. Park, No. 2, Jalan PJU 1A/2, Ara Damansara, 47301, Petaling Jaya.

+60.3 7610 4543/44