Reliance Controls TF151W Transfer Switch

Reliance Controls is a prominent name in the American electrical manufacturing industry, founded in 1909. The brand is best known for its innovation in the power backup sector, specifically manual transfer switches for portable generators. This TF151W model is a single-circuit transfer switch designed to safely switch a single load, like a furnace or refrigerator, from utility power to generator power during a power outage.

Technically, the product is engineered to meet building codes while providing a safe interface between a generator and a residential wiring system. Reliance Controls Corporation remains a family-owned and operated business, maintaining its primary manufacturing and headquarters in Wisconsin, USA. The company emphasizes its 'Made in USA' heritage, which is a significant part of its brand identity and customer reliability standards in the electrical utility market.