Skip to content
Call us at (844) 263-7582 or email us at info@mcsmeters.com
Call us at (844) 263-7582 or email us at info@mcsmeters.com

Earthquake Valves

Pacific Seismic Products (PSP) is the world's leading supplier of earthquake-activated automatic gas shut-off valves and other seismic devices. 

PSP was incorporated in 1989 when it acquired the rights to Koso's seismic valves. PSP has continued to develop its gas shut- off valves by adding vertical and specialized types to its already successful horizontal line, giving PSP the most complete line of seismically-activated gas shut-off valves in sizes ranging from 3/4" to 8".

Having a complete hi-tech on-site manufacturing facility in Lancaster, California, PSP is able to engineer, die cast, sand cast, CNC machine, and assemble their own parts for its products.

A state-of-the-art quality control process leads the industry with high-tech, multi-stage testing of every valve manufactured, assuring you absolute reliability from a "Made-in-America" product.

Installation Instructions:
Horizontal Valves
Top Inlet Vertical Valves
Bottom Inlet Vertical Valves

Reset Instructions:
3/4 to 4 Inch
6 and 8 Inch

Filters

$
$
$0.00
$0.00
from $194.95
$194.95 - $209.95
$194.95

3/4" Earthquake Shut-off Valve

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$0.00
$0.00
from $194.95
$194.95 - $209.95
$194.95
$197.95
from $197.95
$197.95 - $214.95
$197.95

1" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$197.95
from $197.95
$197.95 - $214.95
$197.95
$206.95
from $206.95
$206.95 - $231.95
$206.95

1-1/4" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$206.95
from $206.95
$206.95 - $231.95
$206.95
$212.95
from $212.95
$212.95 - $236.95
$212.95

1-1/2" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$212.95
from $212.95
$212.95 - $236.95
$212.95
$454.95
from $454.95
$454.95 - $939.95
$454.95

2" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$454.95
from $454.95
$454.95 - $939.95
$454.95
$729.95
from $729.95
$729.95 - $1,074.95
$729.95

2 1/2" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$729.95
from $729.95
$729.95 - $1,074.95
$729.95
$1,074.95
from $1,074.95
$1,074.95 - $1,254.95
$1,074.95

3" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$1,074.95
from $1,074.95
$1,074.95 - $1,254.95
$1,074.95
$1,289.95
from $1,289.95
$1,289.95 - $1,499.95
$1,289.95

4" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$1,289.95
from $1,289.95
$1,289.95 - $1,499.95
$1,289.95
$2,709.95
$2,709.95
$2,709.95 - $2,709.95
$2,709.95

6" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$2,709.95
$2,709.95
$2,709.95 - $2,709.95
$2,709.95
$7,899.95
$7,899.95
$7,899.95 - $7,899.95
$7,899.95

8" Earthquake Shut-off Valves

Pacific Seismic Products

Pacific Seismic Products is the world's leading supplier of earthquake-activated automatic gas shut-off valves. Available in sizes 3/4" to 8" with ...

View full details
$7,899.95
$7,899.95
$7,899.95 - $7,899.95
$7,899.95