Leyon FM UL Model ESFR 17 16.8 K factor Upright Sprinkler Early Suppression Fast Response

The Model ESFR-17 Upright Sprinklers are Early Suppression, Fast Response (ESFR) sprinklers with a nominal K-factor of 16.8. These suppression mode  upright sprinklers are designed to quickly suppress high-challenge fires and are particularly effective for eliminating the need for in-rack sprinklers when protecting high-piled storage.

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Description

Model TY7126
Material Brass
Type Upright
K-factor, gpm/psi% (Lpm/bar%) 16.8 gpm/psi1/2 (241,9 Lpm/bar1/2)
Temperature Rating °F (°C)1 165°F (74°C) and 212°F (100°C)
Thread Coefficient 3/4 Inch NPT or ISO 7-R 3/4
Maximum Working Pressure, psi (bar) 175 psi (12,1 bar)

Application Areas

From soaring commercial towers and industrial plants to vital municipal projects and residential complexes, our firefighting valves provide unmatched reliability where safety matters most. Designed to perform under pressure, they safeguard lives and assets across diverse environments—ensuring your fire protection system is always ready when it counts.

Why Choose Our Leyon

Engineered for Critical Environments

We deliver reliable firefighting valves with advanced manufacturing, strict testing, and global standards—backed by fast delivery and expert support.

Why Choose Our firdip

A1: Our products meet ISO, UL, FM, CE and other international certifications to satisfy different market and project requirements.

A2: Yes, we offer customization in size, pressure rating, connection type, and surface treatment to meet specific application needs.

A3: Standard models can usually be shipped within 7–15 days. Bulk or customized orders will require confirmation of the exact lead time.

A4: We implement strict raw material inspection, process control, and final product testing, backed by warranty and after-sales support.