Step Lights SL100 SL200 SLC100 SL900 SL1000 SL2003 SL2003 SL400 SERIES - Round Recessed 3 1/2 inch diameter. SL400SS SL410SS SL420SS SL450SS SL500 SERIES - Round Recessed 7.0 inch diameter. SL500 SL532SS SL550SS SL562SS SL563SS SL600 SERIES - Recessed 10 inch x 4 inch x 4 inch. SL100H SL600 SL600H SL600SS SL630 SL630SS SL632 SL632SS SL632V SL640SS SL650 SL300 SERIES - Recessed 7.0 inch x 3.0 inch x 3 5/8 inch. SL300SS SL330SS SL332SS SLR100 SERIES - Recessed 5.0 inch x 5.0 inch x 3.0 inch SLR100 SLR123 SLS100 SERIES - Surface mounted 5 1/2 inch x 2.0 inch. SLS100 SLS130 SLS150 SLR300 SERIES SLR300RR SLR300RS SLR300SR SLR300SS SLS200 SERIES - Surface mounted 4.0 inch x 4.0 inch x 1 3/4 inch. SLS200 SLS232 SL800 SERIES - Recessed 12 3/4 inch x 5 1/2 inch x 5 1/2 inch. SL800 SL832 SL600L SERIES - Recessed 19 3/4 inch x 5.0 inch x 4.0 inch SL600L SL632L