Description
| Model | VK536 |
| Material | Brass |
| Orientation | Pendent |
| K-factor, gpm/psi ½ (lpm/bar ½ ) | 14.0 (202) |
| Maximum Working Pressure | 175 psi (12 bar) |
| Temperature Rating °F (°C)1 | 155°F (68°C)-200°F (93°C) |
| Thread Size | 3/4″ NPT (20 mm) |
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The Standard Response ELO Pendent Sprinkler VK536 is a thermal glass bulb spray sprinkler available in a variety of finishes and temperature ratings to meet design requirements. Special polyester and electroless nickel PTFE (ENT) coatings are available for decorative applications where color is desired. In addition, these coatings have been tested for installation in corrosive environments and are listed/approved as corrosion resistant coatings as noted in the certification chart.
| Model | VK536 |
| Material | Brass |
| Orientation | Pendent |
| K-factor, gpm/psi ½ (lpm/bar ½ ) | 14.0 (202) |
| Maximum Working Pressure | 175 psi (12 bar) |
| Temperature Rating °F (°C)1 | 155°F (68°C)-200°F (93°C) |
| Thread Size | 3/4″ NPT (20 mm) |
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.




