Economical Premium quality American made replacement contact kit. A direct replacement for OEM 9998SL2. This is a 3 Pole kit for current model Square D Nema Size 0 Type SB contactors and starters 8502, 8536, 8538, 8539. Square D is a registered trademark of Schneider Electric. All parts meet or exceed the OEM specifications and come with an unconditional satisfaction guarantee. BUY WITH CONFIDENCE!