Circle Seal Controls

[Hydros]

These appear to be some of the most expensive industrial valves around. List prices are somewheres around $2,000 for some valves.

Operating pressures up to 6,000 PSI
www.circle-seal.com

 Port Sizes & Connections
    1/4" to 1/2" NPT or AND
    AS4395 (SV10 only)
Operating Ranges
    up to 6,000 PSIG
Electical
    12, 24, 115 VDC & 115, 220 VAC
Connections
    Female Pipe
    NPT
    Female Tube
    AND, AS4395 (MS33656)
Body Materials
    Aluminum
    Brass
    303 Stainless Steel
Seat Materials
    Kel-F
    Nylatron
    Polyimide (Vespel)
Options
    SV10-30 = Manual Override, Position Indicator, 1/2" Conduit
    SV400 = Manual Override

Features
• High Pressure & Flow Capacity
• Less Susceptilbe to Contamination
• 3-way 2-position, 2-way Normally Closed or 2-way Normally Open

[misterouija]

I wish I had the money to try one out.....

[dogbone]

These sure look the part.
I suppose you checked for lesser psi rated ones?

[Hydros]

These sure look the part.
I suppose you checked for lesser psi rated ones?

They make all kinds of valves. On there website I was reading that NASA uses Circle Seal valves.