Skip to main content

VK300 - Microfast® Quick Response Upright Sprinkler (K5.6)

VK300

Viking is a proud world leader in the design and manufacturing of life-saving fire sprinklers. The VK300 Microfast® Quick Response Upright Sprinkler is just one of thousands of industry-leading sprinklers available to customers! 

The VK300 is a small, thermosensitive, glass bulb spray sprinkler available in several different finishes and temperature ratings to meet design requirements. The special Polyester and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications where colors are desired. In addition, these coatings have been investigated for installation in corrosive atmospheres and are listed/approved as corrosion resistant as indicated in the Approval Charts. (Note: FM global approves the ENT coating as corrosion resistant. FM Global has no approval classification Polyester coatings as corrosion resistant.)

Sift through virtually every sprinkler in a flash with the revolutionary Sprinkler Selector(opens in a new window)! Select various criteria, such as K-factor, occupancy type, orientation, temperature and more, to get the part number you need. Test it out today and streamline your projects! 

Read All

Technical Details

Manufacturer:
Viking
Page:
F_052114
VK Number:
VK300
K Factor:
5.6 (81)
Part Number(s):
12978, 06661B
Additional Information:

NOTICE: The product details indicated below are for general reference only and may vary based on the specific product approval and/or application. Always verify product details with the technical data sheet and consult with the Authority Having Jurisdiction (AHJ).

Max Pressure:
175 psi (12 bar)
Response Type:
Quick
Occupancy Type:
Light Hazard
Ordinary Hazard
Thread Size:
1/2" NPT (15 mm BSP)
Min Spacing:
Per Standards / Listings
Max Spacing:
Per Standards / Listings
Orientation:
Upright & Conventional
Element Type:
Glass Bulb
California Proposition 65 Warning Symbol

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov.