The WAGO 821-153 L-BOXX® has combind two our most respected product lines into a rugged mobile kit. With multiple variations of the 221 Series wire splicing connectors and 221 mounting brackets to secure connections on DIN Rail or surface mount with screws. It also features WAGO's TOPJOB® S terminal blocks, continuous jumpers, end caps, as well as an operating tool for all of on-site wiring needs.