Tyco UL DN20 Standard Fire Sprinkler

The Tyco UL DN20 Standard Fire Sprinkler is a standard response sprinkler specially designed for automatic sprinkler systems, boasting reliable thermal response performance and extensive environmental adaptability. It serves as a cornerstone component ensuring routine fire protection within automatic sprinkler systems.

•Product Name：Standard Fire Sprinkler
•Material :Brass
•Size :3/4" BSP/NPT
•Nominal Pressure :0.14–1.0 MPa（20–145 psi）
•Operating Temp:68°C（red）
•OEM Service：Accepted
•Delivery Terms：FOB, CFR, CIF, EXW
•Payment Mode：T/T, L/C, PayPal, Western Union

Product category:

UL/FM Fire Sprinkler

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Product Details

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PRODUCT DESCRIPTION

The glass ball sprinkler is a key component in the automatic sprinkler system, which can be used to detect fires and extinguishfires through automatic sprinklers. This glass ball sprinkler is assembled by glass ball (temperature sensing element, copper alloy frame and seal, The nozzlelrame is precision forged with copper alloy, with high strength, strong, corrosion resistance, and the surface is polished and chromeplated, Various specilfications and models are avallable for users to choose, the &lass ball (temperature sensing element and thesealing gasket are made of high.quality imported materials that are resistant to aging and corrosion, The glass ball has high strengthreliable action and fast reaction speed.

KEY WORDS： Glass bulb sprinkler，fire sprinkler，1/2inch sprinkler，3/4inch sprinkler，standard sprinkler head，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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PRODUCT FEATURES

Tyco UL DN20 Standard Fire Sprinkler centers on standardized performance, reliable fire suppression, and broad compatibility, making it a classic choice for light-to-medium hazard occupancies and a go-to solution for fire safety in commercial buildings and industrial facilities. Its key features are as follows:

Cost-effective for basic fire protection: It delivers reliable fire suppression for light-to-medium hazard spaces (activating within 30–60 seconds of fire initiation) at a lower cost, ideal for budget-sensitive projects that still require foundational fire safety.
Standard response for versatile coverage: As a standard response sprinkler, it adapts to multiple scenarios, providing cost-efficient and uniform fire protection across diverse applications.
Easy replacement with mainstream compatibility: Matching the size (thread dimensions) of major brands, it requires minimal pipe modification during replacement—reducing post-installation maintenance costs.
Intuitive thermal element for simple inspection: The heat-sensitive element is visually inspectable; routine checks only need a glance at its exterior, eliminating the need for specialized tools.

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Product Parameter

Response Type	Standard Response
Thermal Sensitive Element:	Glass Bulb： Standard temperature rating: 68℃ (red)
Main Body Material:	Brass
Nominal Diameter (DN):	DN20 (1/2″)
Connection Method:	Threaded Connection
Working Pressure:	✅ Minimum start - up pressure: usually ≥0.05MPa (0.5bar); ✅ Maximum working pressure: ≤1.2MPa (175psi, subject to the product manual).
Installation Method:	✅ Pendant Type (Pendent) ✅ Upright Type (Upright) ✅ Sidewall Type (Sidewall)
Size：	3/4" BSP/NPT
Nominal Pressure :	0.14–1.0 MPa（20–145 psi）
Channel Design :	Full Port Straight Through Type
Working Media :	water
Operating Temp :	68°C（red）

Installation form	Operating temperature	Nominal diameter	Interface threads	Flow coefficient (K)
Pendent	68℃	DN15	R 1/2	80±4
Upright	68℃	DN15	R 1/2	80±4
Sidewall	68℃	DN15	R 1/2	80±4
Pendent	68℃	DN20	R 3/4	115±6
Upright	68℃	DN20	R 3/4	115±6
Sidewall	68℃	DN20	R 3/4	115±6

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FAQ

Q: Can you accept sample order?

A: Yes, we accept samples with little and reasonable charge.But need customer pay sample fees and transport fees first.

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,Oversea Shipment or other forwarder, all with tracking number.

Q: Why choose us?
A; With over 15 years of experience in the fire protection industry, our company has professional technical personnel and many well-known partners in the domestic market. We offer favorable prices and guarantee quality, having passed multiple 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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