BBC LSS4 611250-T04 by BBC Contact for Quote: 800-909-3660 | sales@naswgr.com Get A Quote 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity BBC LSS4 soild state device, model number 611250-T04. This trip unit will be inspected and tested by NAS, Inc. prior to shipping.