Waterway Executive 4.5 SPL [12.0/3.5A] [2S] Pump (3421821-1A) o-rings When a control valve starts

When a control valve starts to lose precision

This pump has practical value because model-specific replacement helps preserve the intended fit and operating profile of the original installation

4 amp specification

A spa control system helps coordinate several major spa functions from a single control platform

is no longer providing stable output

Waterway Executive 4.5 SPL [12.0/3.5A] [2S] Pump (3421821-1A) o-rings When a control valve startsThe Waterway 3421821 1A Executive pump is designed for compatible applications and features a 4. 5 SPL motor rated at 12 3. 5 amps in a 2 speed configuration. A pump like this is useful because it provides a complete replacement option for systems that rely on an Executive two speed pump with a stronger SPL rating. Two speed pump replacements are especially practical where the original setup benefits from both higher and lower operating levels. This