k8.0 Quick Response Concealed Fire Sprinkler

The K8.0 Quick Response Concealed Fire Sprinkler is a highly efficient fire protection device specifically designed for automatic fire sprinkler systems. Through precise calibration of technical parameters and scenario-oriented design, it serves as a one-stop fire protection solution that balances fire performance, space utilization, and long-term reliability—playing a critical role in the fire safety ecosystem of modern buildings.

•Product Name：Concealed Fire Sprinkler
•Material :brass/ stainless steel
•Size :In conventional environments, the body length of the K8.0 Quick Response Concealed Fire Sprinkler ranges from 0.5–1 inch (12.7–25.4 mm), with the decorative cover diameter measuring 1.5–2.5 inches (38.1–63.5 mm). For high-temperature or large-space applications, the body is slightly longer (1–1.5 inches / 25.4–38.1 mm), and the cover is slightly larger (2–3 inches / 50.8–76.2 mm).
•Nominal Pressure :5–20 bar（72.5–290 psi）
•Operating Temp:-20°Cto +60°C
•OEM Service：Accepted
•Delivery Terms：FOB, CFR, CIF, EXW
•Payment Mode：T/T, L/C, PayPal, Western Union

Product category:

UL/FM Fire Sprinkler

Enterprise Atlas:

Email:

linhaifeng117@gmail.com

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Product Details

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Description

K8.0 Quick response concealed pendent fire sprinkler incorporates a cover plate to conceal operational parts for aesthetic consideration. The hidden design of the quick response concealed spray system provides a good balance between aesthetics and functionality When exposed to specific temperature of fire, cover plate falls away and deflector is released to work similar as recessed sprinkler.

KEY WORDS： Concealed fire sprinkler，Pendent fire sprinkler ，Concealed sprinkler head，Fire sprinkler ul，China, manufacturers, suppliers, wholesale, factory

Other Classifed Products：

Fire Hose Categories, Fire Sprinkler System, Fire Protection Valve , Fire Hose Reel&Cabinet , Fire Foam Equipment，Fire Nozzle and Fire Monitor , Fire Hydrant , UL/FM Fire Fighting Equipment , Brass Valve Categories , Fire Extinguisher Series

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Available Specification

Type	Temperature rating	Cover plate	Working pressure (psi)	certificate
Concealed pendent	155°F (68°C)	135°F (57°C)	175	UL
Concealed pendent	175°F (79°C)	165°F (74°C)	175	UL
Concealed pendent	200°F (93°C)	165°F (74°C)	175	UL

Note
• The concealed fire sprinkler is used in light hazard and ordinary hazard occupancies.
• The cover assembly provides adjustment up to 1/2″.

Type	Temperature rating	Cover plate	Working pressure (psi)	certificate
Concealed pendent	165°F(74°C)	135°F (57°C)	175	UL
Concealed pendent	165°F(74°C)	165°F (74°C)	175	UL
Concealed pendent	212°F (100°C)	135°F (57°C)	175	UL
Concealed pendent	212°F (100°C)	165°F (74°C)	175	UL

Note
• The concealed sprinkler head is used in light hazard and ordinary hazard occupancies.
• The cover assembly provides adjustment up to 3/4″.

Feature

The K8.0 Quick Response Concealed Fire Sprinkler is a high-performance fire protection device tailored for densely populated institutional buildings, with core features focusing on rapid fire response, concealed aesthetics, and efficient fire suppression. Below are its key characteristics:

1.Fast Response Performance: Low RTI (Response Time Index) value enables more sensitive fire detection.

2.Concealed Design: Flush-mount installation ensures it aligns seamlessly with the ceiling, delivering ultimate visual integration.

3.Spray Performance: Precise coverage facilitates effective fire suppression.

4.Material & Durability: Corrosion-resistant materials guarantee long-term operational stability.

5.Installation & Maintenance: Convenient and reliable for both setup and upkeep.

Product Parameter

Response Time	Quick Response
Material :	brass/ stainless steel
Size :	In conventional environments, the body length of the K8.0 Quick Response Concealed Fire Sprinkler ranges from 0.5–1 inch (12.7–25.4 mm), with the decorative cover diameter measuring 1.5–2.5 inches (38.1–63.5 mm). For high-temperature or large-space applications, the body is slightly longer (1–1.5 inches / 25.4–38.1 mm), and the cover is slightly larger (2–3 inches / 50.8–76.2 mm).
Nominal Pressure :	5–20 bar（72.5–290 psi）
Channel Design :	Full Port Straight Through Type
Working Media :	water
Operating Temp :	-20°Cto +60°C
Flow Coefficient	K=8.0L/min·bar⁰·⁵
Response Time Index	≤50 (m·s)⁰·⁵
Nominal Actuation Temperature	Normal: 68℃(red glass bulb)，93 ℃(orange glass bulb) Special scenarios: 57℃ (yellow, for low - temperature environments), 141℃(blue, for high - temperature industrial scenes)
Connection Method	Threaded connection
Operating Temperature Range	−40℃to +79℃(for the model with a 68℃glass bulb); +57℃to +149℃(for the model with a 141℃glass bulb, in high - temperature industrial scenes).
Burst pressure:	≥3.0MPa

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FAQ

Q: Can you accept sample order?

A: Yes, we accept samples with little and reasonablecharge.But need customer pay sample fees and transportfees firest.

Q: What is your payment terms?
A: Payment supports T/T, L/C, etc.

Q: How can l get my order?
A: We will send you the goods by UPS,DHL,Fedex,OverseaShipment or other forwarder, all with tracking number.

Q: Why choose us?
A; With over 15 years of experience in the fire protectionindustry, our company has professional technical personne!and many well-known partners in the domestic market. Weoffer favorable prices and guarantee quality, having passedmultiple certifications!

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We serve customers for over 15 years — so we’ve got the knowledge and industry experience to help you get it right.Professional technical support, intimate service experience We have a professional technical support team, at any time to provide you with product consultation, installation guidance and after-sales service.

Let the professionals at Sheng Feng Fire help you select the products that meet your exact needs.

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