| Purepower 1050 
| PS Audio Premier  |
Continuous Resistive Load: | 1600 W | 1500 W |
| | |
Surge Suppression Test / Certification | IEEE/ANSI C62.41 Class B (formerly 587) | Unknown |
| | |
Short term capacity: | 37 amp | Unknown |
| | |
Overload: | Automatic Bypass to Utility Power | Shutdown |
| | |
Temporary Blackout or Power Sag: | Battery Generated 120V Pure Sinewave AC | Shutdown |
| | |
UL / CSA Certification: | Certified | None |
| | |
Specifications: | Published | Unpublished |
| | |
Weight: | 65 lbs | 35 lbs |
| | |
Efficiency: | > 90% | 85% |
| | |
