Tdk lambda 19 inch rack housing rack mount kit for z series tdk lambda z nl100 p the tdk lambda z nl100 is a 19 inch rack housing rack mount kit for use with tdk lambda z series of programmable power supplies the z nl100 accepts four 105mm width units or six 70mm width units p br a href https www rapidonline com electrical power tdk lambda variable programmable power supplies z series 543574 for details on a range of tdk lambda variable programmable power supplies z serie