SilentMaster Specs: 120vt | 240vt     SilentMaster Models S2 120v S44 120v S5 120v   MD Part # 104SM 116SM 108SM   Complete Details    - Performance    - Features    - Installation PDF PDF PDF   Motor Dual by-pass 5.7", 2-stg. Single by-pass 5.7", 2-stg. Dual by-pass 5.7", 3-stg.   Max Airwatt 495 (1 1/8") 653 (3/4") 905 (1 1/8")   Max Amp 16 16 27.8   WaterLift 84" 148" 139"   CFM at 2"opening 183 130 191   Volt 120 120 120   Height 38"   Weight 43 lbs 42 lbs. 49 lbs   Trash Capacity 12 gal.   Filtration Type 3 Stage HyperFlow®   Max Ft2 6,000 8,000 20,000   Warranty Six Years + Lifetime   Protection Resettable Minibreaker   Construction 18 & 20 Gauge Steel   Finish Powder-coat Paint and Sealant   Quietness 62dBA 68dBA 62dBA     SilentMaster Models S2 240v S44 240v S44 240v Foreign Only S5 240v   MD Part # 104SX 116SX F116S 108SX   Complete Details    - Performance    - Features    - Installation PDF PDF PDF PDF   Motor Dual by-pass 5.7", 2-stg. Dual by-pass 5.7", 2-stg. Dual by-pass 5.7", 3-stg.   Max Airwatt 722 (1 1/8") 653 (1 1/8") 866 (1 1/8")   Max Amp 9.8 8.0 13.7   WaterLift 95" 148" 136.4"   CFM at 2"opening 208 130 190   Volt 240   Height 38"   Weight 43 lbs 42 lbs 49 lbs   Trash Capacity 12 gal.   Filtration Type 3 Stage HyperFlow®   Max Ft2 8,000 20,000   Warranty Six Years + Lifetime   Protection Resttable Minibreaker   Construction 18 & 20 Gauge Steel   Finish Powder-coat Paint and Sealant   Quietness 62dBA 68dBA 62dBA

Factors other than Air Watts should be taken into consideration including: altitude, amount of hours of daily usage, complexity of pipe installation, length of furthest vacuum inlet, noise level desired, type and size of filtration, country of origin, construction materials, and budget. The square footage recommendations on this page are solely based upon the suction capabilities of the unit.