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The Ultra K17 Sprinkler, featuring a 16.8 K-factor and Standard Response classification, is an automatic fire protection device utilizing a frangible bulb activation mechanism in its upright control mode configuration.
This specific application sprinkler offers enhanced protection capabilities compared to conventional standard spray sprinklers. Notably, its design can potentially create cost efficiencies in certain installations by obviating the requirement for supplemental in-rack sprinkler systems while maintaining adequate fire suppression coverage.
Sprinkler Identification Number (SIN) TY7153
TY7153 is a redesignation for C7153, G1887, and S8042.
K-factor, gpm/psi½ (lpm/bar½) 16.8 gpm/psi½ (241,9 lpm/bar½)
Temperature Rating ºF (ºC) 155ºF (68ºC) Red 3, 4
200ºF (93ºC) Green 1, 2, 3, 4
Thread Size 3/4 in. NPT
Sprinkler Orientation Upright
Maximum Working Pressure, psi (bar) 175 psi (12 bar)
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.
We deliver reliable firefighting valves with advanced manufacturing, strict testing, and global standards—backed by fast delivery and expert support.
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.
