Eltako Timers & Controllers TDR 622261 - Eltako 23001004, The Eltako 23001004 MFZ12DDX-UC is a multifunction relay featuring a time delay range from 0.1 seconds to 99 hours with one change-over contact. This DIN rail mount relay is ideal for applications like surge protection, staircase light switching, and other time-dependent operations. Eltako's reliable design makes it suitable for both residential and commercial electrical installations. Eltako 23001004 MFZ12DDX-UC Multifunction Timer 0.1s-99h 1 piece