Yuasa Yucel SLA batteries - Yuasa Y12-12, The Yuasa Yucel range of batteries are suitable for all standby applications including telecommunications, UPS and emergency lighting. Endurance range Batteries from Yuasa are the engineer\'s choice for even the most critical standby applications. So if you are looking for a power source for security and alarm systems; CCTVs; UPS systems; emergency energy lighting systems; electronic applications or any area where there is a need for a reliable long-life power source, Choose Yuasa batteries. Yuasa Yucel Y12-12 Valve Regulated Lead Acid SLA Battery 12V 12.0Ah