| 4147 | Sprinkler System - ESFR Sprinkler (NFPA 13) | |
| 4148 | Sprinkler System - Conventional Upright Sprinkler Head | |
| 4149 | Smoke Detector | |
| 4151 | SigmaNEST Software | |
| 4158 | STIHL SR420 Power Mistblower Chemical Sprayer | |
| 4159 | Steam Cleaners | |
| 4160 | Spray Extraction Machines | |
| 4161 | Stainless Steel Heavy Duty Recessed Manhole Cover & Frame | |
| 4162 | Single-Disc Machines | |
| 4163 | Stainless Steel Medium Duty Recessed Manhole Cover & Frame | |
| 4165 | Scrubber dryers | |
| 4167 | Stainless Steel Light Duty Recessed Manhole Cover & Frame | |
| 4169 | Solid Rubber Bumper | |