| Product Program Category |
| Pool Pumps |
Pool Pumps |
| Type |
| In-Ground (Self-Priming) Pool Filter Pump |
In-Ground (Self-Priming) Pool Filter Pump |
| Brand Name |
| Pentair |
Pentair |
| Model Name |
| Shasta IntelliFlo VSF |
WhisperFlo VST |
| Model Number |
| S-011056 |
EC-011533 |
| UPC |
| 788,379,879,686 |
788379888817 |
| CB Model Identifier |
| ES_1122277_S-011056_010720211016231_7787195 |
ES_1122277_EC-011533_02162022080639_5651274 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
| ENERGY STAR Partner |
| Pentair Management Company |
Pentair Management Company |
| Product Category |
| Pool Pumps |
Pool Pumps |
| Date Available On Market |
| May 22, 2017 |
March 20, 2022 |
| Date Certified |
| October 29, 2020 |
February 22, 2022 |
| Markets |
| United States, Canada |
United States, Canada |
| Motor Design |
| Variable-speed |
Variable-speed |
| Weighted Energy Factor (WEF) (kgal/kWh) |
| 7 |
8.4 |
| Minimum WEF for Federal Standard |
| 5 |
5.45 |
| Flow (GPM) at low speed measurement point |
| 31 |
31.19 |
| Head (ftH20) at low speed measurement point |
| 8 |
8 |
| RPM at low speed measurement point |
| 1,110 |
1141.00 |
| Power (W) at low speed measurement point |
| 115 |
90.08 |
| Flow (GPM) at high speed measurement point |
| 77 |
74.18 |
| RPM at high speed measurement point |
| 2,760 |
2761 |
| Head (ft.H20) at high speed point |
| 49 |
45.1 |
| Power (W) at high speed measurement point |
| 1,295 |
1053.99 |
| Curve-A Flow (GPM) |
| 71 |
68.87 |
| Curve-A Power (W) |
| 2,158 |
1816.11 |
| Curve-C Flow (GPM) |
| 97 |
92.52 |
| Curve-C Power (W) |
| 2,502 |
2047.72 |
| Curve-B Flow (GPM) |
| 42 |
41.3 |
| Curve-B Power (W) |
| 1,711 |
1479.11 |
| Standby Average Power (W) |
| 4 |
2 |
| Motor Construction |
| Electronically-commutated Motor |
Electronically-commutated Motor |
| Hydraulic Horsepower (HHP) |
| 2 |
1.64 |
| Rated Horsepower (HP) |
| 4 |
2.6 |
| Freeze Protection |
| No |
No |
| Connected Functionality |
| No |
No |
| Date Qualified |
| October 29, 2020 |
February 22, 2022 |
