Power pulse designs and suppliesmanufactures and offers power supplies. These power supplies that are required for optical fibre communication [sdh/opti-mux] and for olt mux. The operational temperature range can be provided from -10ºc to +70ºc. Also offered is a range of high-current float-cum-boost charger along with the other range of products, such as smps, ac-dc converters, dc-dc converters, etc. Some of the technical features of these power supplies which include:1]these power supplies are available with current ranging from 6.3 a to 25 a or more [at -48 v dc]. 2]though the current requirement of the optical fibre system is not very high, but systems with battery backup up to 12 hours [more back up time optional] are also available. There are some constructional features of these power supplies which include:these power supplies can be fitted in standard racks [19"] or can be wall-mounted, . Ccarry handle is provided, t. The supply is equipped with overvoltage protection, overcurrent protection, over temperature protection [optional], remote on/off [optional], redundancy [dual/triple], hot swappable and non-hot swappable. Power cards have approvals, like ul, c-ul, tuv, csa and comply with conducted noise regulations. Cards are manufactured in japan and conform to high class quality standards with proven ruggedness. The operational temperature range can be provided from -10ºc to +70ºc. Also offered is a range of high-current float-cum-boost charger along with the other range of products, such as smps, ac-dc converters, dc-dc converters, etc.