SUMP, SEWAGE & PEDESTAL PUMP ACCESSORIES A. Float Switches Model RSMA, Part No. 21813B506 Replacement switch for R2SA, R3S, R5S-1 or R5W-1 Model RWMA-7, Part No. 21813B507 Replacement switch for R7W Listed by Underwriters Laboratories B. Drain Hose Kit Model RSK, Part No. 24435A000, 1-1/4" Model RSK-5, Part No. 25550A500, 1-1/2" Easiest way to hook-up sump pumps to drain outlets; includes 24' of flexible poly 1-1/4" hose, 1-1/4" stainless steel clamp and 1-1/4" adapter