Bus jumper, Harmony solid state relays, Electromechanical Relays, connection accessory, 20 poles, for RSLZ, SSLZ push-in sockets

"This Harmony RSL bus jumper with 20-poles is compatible with socket RSLZ and socket SSLZ." "Its simple modular design facilitates post installation servicing, modification and adaption of machines by non-specialists." "It can be matched with any relay socket from RSLZ and SSLZ ranges." "It is a well designed product to help reducing your installation time."