SQUARE – D 9998 SL4 – 3 POLE CONTACT KIT

The Square D 9998 SL4 3-pole contact kit (manufactured under Schneider Electric Square D industrial automation standards) is a high-performance marine electrical motor starter replacement contact set engineered to restore power switching capability and electrical conductivity across NEMA size 0 and size 1 contactors, starter panels, and motor control centers on commercial ships, industrial plants, and offshore rigs. Built to world-class maritime and industrial electrical standards, this heavy-duty electrical contactor spare part kit features premium silver-cadmium oxide or silver-alloy contact tips designed to withstand severe electrical arcing, high surge currents, rapid cycling, thermal degradation, and continuous marine engine room vibration without pitting, welding, or voltage drops. Ideal for routine marine electrical control panel overhauls, contactor maintenance rebuilds, and emergency starter repairs, the Square D 9998 SL4 contact kit ensures reliable motor actuation, optimal conductivity, minimized operational downtime, and long-term switchgear safety across critical maritime automation applications.