Budget around SGD 2,000 to SGD 7,000 for complete electrical works, depending on flat size and how much you customise beyond the HDB-provided baseline. Power socket installation (per point): ~ $60–$130+ (surface). DB box / distribution. To replace an electrical distribution board (DB) box, it costs S$350 to S$480 to replace for HDBs. 30pm *Closed on Sundays and Public HolidaysOverground (OG) Power Distribution Boards – E-Technik Synergie Pte Ltd 50 Kallang Pudding Road #01-06, AMA Building Singapore 349326 +65 65470348 sales@etechnik-synergie. com Home Our Company Cables By Industry Building Infrastructure Control & Automation Marine & Offshore Ports/Cranes Mining &. Next Day Delivery · Over 600 Suppliers · Compare Products · Get an instant Quotation. Stop wasting time and energy looking for suppliers. A 3-room BTO typically costs SGD 2,000–4,000, a 4-room BTO SGD 3,000–5,500, and a 5-room or executive flat SGD 4,000–7,000 in 2026.
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