ST / FS Series3 Phase 415V ST Series ST Series drainage pumps are compact in design and durability suitable for various drainage and wastewater applications. Specification Sheet: ST3-25 ST10-14 ST10-20 ST10-24 ST10-34 ST25-18 ST25-6 ST30-6 ST40-6 ST50-6 FS Series FS Series are durable in design and are widely used on general construction and civil engineering. Specification Sheet: FS 750T FS 1500 FS 315 FS 337 FS 437 FS 355 FS 455 FS 475 FS 4110