Advanced Filtration: Removes Lead, Microplastics, Class 1 Particulates, Cysts, and Chlorine Taste and Odor. Wide Compatibility: Designed to Work Seamlessly with Models Including: EWF3000, ERF750, 55898C, LZS8WSLK, LZS8WSSP, LZS9WSSP, LZSTL8WSLP, and LZSTL8WSSP. High Capacity: Filters up to 3,000 gallons or lasts for 12 months, offering long-lasting performance with fewer replacements. Quick-Disconnect Design: Features a rapid-turn mechanism with an automatic shut-off for fast, hassle-free filter changes. Durable Construction: Built with premium, clog-resistant materials to ensure reliable water flow and reduce maintenance. Eco-Friendly Solution: Replaces over 15,000 single-use plastic bottles, helping reduce waste and protect the environment. Multi-Pack Options: Available in both single and multi-pack sizes to suit individual or bulk needs. This high-performance 51300C replacement filter is engineered for demanding environments where reliability, water quality, and service efficiency are non-negotiable. Built with precision filtration media, it targets lead, microplastics, chlorine taste and odor, cysts, and Class 1 particulates—supporting health, safety, and compliance in public-use facilities. Designed for seamless integration into Elkay ezH2O bottle filling stations, it supports filter system models including EWF3000, ERF750, and 55898C, as well as units like LZS8WSLK, LZSTL8WSSP, and LZS9WSSP. This compatibility ensures consistent field performance without the downtime or unpredictability of ill-fitting alternatives. The filter’s twist-and-lock quick-disconnect design enables fast, tool-free replacement with an integrated automatic shut-off—ideal for maintenance teams working across multi-unit installations. Service interruptions are minimized, and full filter swaps can be completed in under a minute. Each unit provides up to 3,000 gallons or 12 months of effective filtration, reducing replacement frequency while maintaining flow consistency. Internal components are clog-resistant and optimized for use in high-traffic commercial spaces. Engineered to replace Elkay 51300C filters used in EWF3000 systems, with performance built for high-volume usage. This is a precision-manufactured product for operators who expect reliability, not compromise.