Restore proper solution control with the Tennant 24V Water Solenoid Valve – Part #1211424. This replacement valve regulates water flow to ensure consistent solution delivery and optimal cleaning performance. Designed as a direct replacement, this valve fits Tennant A500, T300, T300e, T500, and T500e walk‑behind scrubbers, as well as T350 and Speed Scrub 350 stand‑on riders, and Nobles Speed Scrub 500 and SS500 models. Reliable 24V operation helps maintain consistent dispensing, reduce waste, and protect internal system components.