Recom rpp30 w series 30w single output dc dc converter recom rpp30 2405sw p this recom 30w rpp30 2405sw dc dc converter has an wide input voltage range of 4 1 the single output dc dc converter is ideal for high end industrial applications and cots military applications where a very wide operating temperature range of 45 deg c to 89 deg c is required p p although the case size is compact the converter contains a built in filter en55022 class b fcc level b without the need for any ex