巴拉德動力公司 （Ballard Power Systems）或稱巴拉德動力系統，是一家總部位於的零排放生產商，是該領域的全球領先企業之一。截至当前，巴拉德公司已经设计和交付了超过250MW的燃料电池产品。 .
Besides road vehicles, Ballard delivers fuel cells also for trains, mining trucks, marine applications, and backup power systems for critical infrastructures such as radio towers. Furthermore, a fuel cell system for application in is under development.
[pdf] In New Zealand:most residential homes would use a system between 1.5kW – 4kW. A panel-only no battery 4kWh system is around $10,000.a 3kW grid-connected solar power system is popular because it helps reduce electricity costs, while remaining relatively affordable (around $8,000).battery systems for a standard house cost around $10,000. .
[pdf] During the in the United States, oil prices decreased and the US removed most of its policies that supported its solar industry. Government subsidies were higher in Germany (as well as ), which prompted the solar industry supply chain to begin moving from the US to those countries. Germany was one of the first countries to deploy grid-scale PV power. In 2004, Germany was th.
[pdf] 
