The power supply unit is the backbone of any PC build, delivering stable, clean power to every component in your system. A quality PSU protects your hardware from voltage fluctuations and ensures your build runs reliably under load. ShopIShop stocks power supplies across a range of wattages and efficiency ratings, from budget-friendly options for basic builds to fully modular, high-efficiency units for demanding gaming and workstation rigs. Authorised distributor stock: same-day dispatch from distributor branches in Johannesburg, Cape Town, Durban, Port Elizabeth, East London, Bloemfontein, Kimberley, Polokwane, Nelspruit and Mahikeng, with courier delivery nationwide.