| 4501 | SMC Air Hoses Tubing | |
| 4502 | Submersible Pump Testing | |
| 4503 | Soil-less Cultivation Technique | |
| 4504 | Soil Bucket (Double Bottom) | |
| 4505 | S Series Water Pump 120150 / 120275 / 123210 / 124220 | |
| 4506 | SPC Series AUX Sea Water Pump 121642 / 121412 / 124363 | |
| 4507 | Scissor Lift Rental | |
| 4508 | Skid Steer Loader Rental | |
| 4509 | S3 Ultrasonic Flowmeter | |
| 4510 | Sewerage Treatment Plant Airspec ASS40 Roots Blower | |
| 4511 | Siemens AC Variable Frequency Drive (VFD) | |
| 4512 | Sihi Liquid Ring Vacuum Pump | |
| 4513 | Schneider Electric AC Variable Frequency Drive (VFD) | |
| 4514 | Siemens 3 Phase Induction Motor | |
| 4515 | Sumitomo Geared Motor | |
| 4516 | SEW Eurodrive Geared Motor | |
| 4517 | Switches ST-S1N-P | |
| 4518 | Switches ST-FIN-P | |
| 4519 | Suez Canal Search Lights PCH-2K | |
| 4520 | Signal Lights SL-C SL-S | |
| 4521 | SMV Stainless Steel Vertical Multi-stage Centrifugal Pump, Water Pump | |
| 4522 | SAR Surface Aerator | |
| 4523 | Smart Fitness Watch | |
| 4524 | Self Priming Dewatering Pump 8 Inches | |
| 4525 | Self Priming Dewatering Pump 6 Inches | |
| 4526 | Self Priming Dewatering Pump 12 Inches | |
| 4527 | Silent Diamond Blade For Granite | |
| 4528 | Special Die Set for Threading | |
| 4529 | S7-1200 PLC | |
| 4530 | Super Polishing & Buffing Machine | |