Do not charge in a closed housing. Lead acid battery, RS Pro. Lead acid batteries from RS Pro are suitable for use in a range of industries as well as general purpose applications. They are encapsulated, have a wide range of uses and are ideal for uninterruptible power supply and emergency systems. These batteries have a long service life. Another name for this type of battery is secondary cell. Features and Benefits. 5 years standby. Trickle standby operation. Low gas emission, recombination 99% and higher. Excellent recovery from deep discharge. Leakproof - Encapsulated batteries. ABS resin case with fire resistance to UL94-HB (horizontal burn test). Road transport according to UN2800 (batteries, wet, leak proof). Air transport according to special regulations ;quot;A67 ;quot;, ;quot;IATA ;quot; and ;quot;ICAO ;quot;. (Batteries, wet, leak proof). Where can I use a lead-acid battery?. Automotive industry. aviation industry. golf carts. Emergency lighting. Medical equipment. Wheelchairs. Forklifts. Are lead-acid batteries harmful?. Lead acid batteries contain chemicals that are potentially harmful to both your health and the environment. They contain lead, a very toxic metal, and sulfuric acid, an aggressive electrolyte solution. Proper disposal must be ensured at all times. How to dispose of lead acid batteries?. These batteries contain hazardous chemicals, so recycling is the only way to dispose of them. Recycle responsibly. There are a number of programs available for this purpose. Gel Cell Batteries.