Zoeller 540 FLEX Water-Powered Backup System — Model 540-0005 ARB Teak 2A maximum

2A maximum

Extending usable hot-water capacity from a compatible tank

Q: What’s the maximum head it can push against

Bowl configuration: Curved single trough bowl

Zoeller 540 FLEX Water-Powered Backup System — Model 540-0005 ARB Teak 2A maximumZoeller 540 FLEX Water Powered Backup Sump System Model 540 0005 The Zoeller 540 FLEX is a dependable water powered backup sump system designed to protect basements during power outages or primary pump failure. Using municipal water pressure instead of batteries, the 540 FLEX provides peace of mind with minimal maintenance and no need to replace chargers or battery cells. Ideal for homeowners who want a long term backup solution that automatically