Expo Technologies, Inc. - Twinsburg, OH
Manufacturer
ISO 9001 certified worldwide manufacturer of friction free pneumatic valves including intrinsically safe solenoid valves, & AC solenoids. Applications of friction free pneumatic valves include use in hazardous area low use & frequent cycling. Features of intrinsically safe range of pneumatic solenoid valves include fast & positive control of equipment, low power output controls, no sticking, & minimized piping. Certified to ATEX EN 50021 & FM for USA.
www.expoworldwide.com/accessories/purge-acc...

MSC Industrial Supply Co. - Melville, NY
Distributor, Custom Manufacturer
Supplier of 450,000 products from 2,500 mfrs.: cutting/machine/hand/power tools, MRO supplies, abrasives, fasteners, precision instruments, machinery, electrical supplies, safety equipment, HVAC, welding, hose, tubing, fittings, material handling, pumps, power transmission, janitorial; same day shipping
www.mscdirect.com

Clippard Instrument Laboratory, Inc. - Cincinnati, OH
Manufacturer, Custom Manufacturer
Manufacturer of multi-port valves including instrument, intrinsically safe, manifold, metric, miniature, pilot operated & plug valves for machinery, packaging, textiles, medical equipment, animation, material handling, assembly, recreation, electronics, food processing, coatings, security & testing.
www.clippard.com/products/electronic-valve-...

ARI Valve Corp. - Marietta, GA
Distributor, Manufacturer
ISO 9001 certified manufacturer of in-line, intrinsically safe, packless & positioning valves. Valves include bellows seal, control, steam traps, safety, pressure regulating & reducing, strainers & check, butterfly & flow regulating valves. Control valves are available with pneumatic & electric actuators. Direct loaded safety valves are used for blowing off excess pressure of steam, vapor, gases & liquid from pressure vessels, steam boiler, hot water boiler & piping systems. Pressure reducing valves are self-operated. Strainers & check valves are Y-pattern with flanges & butt weld ends. Butterfly valves are available with elongated & threaded eyelet connections. Also available are actuators, manifolds, valve plugs & locks.
www.arivalve.com/index.htm

Doering Company - Clear Lake, MN
Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of intrinsically safe valves. Types of valves also include check, flow, needle, poppet, spool, water miser, back pressure, cartridge, high pressure, hydraulic, shut-off, solenoid, ultra high vacuum, blending, bonnet, compressor, gage, inlet, piston, sanitary, suction & air, pilot & cam operated valves.
www.doering.com/valves.php

Proportion-Air, Inc. - McCordsville, IN
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom valves including intrinsically safe valves. Available as intrinsically safe pressure control valves. Intrinsically safe pressure control valves feature IP65 housing, pressure control from vacuum to 150 psig & analog command signals from 4 mA to 20 mA. Intrinsically safe pressure control valves can be mounted directly in hazardous area with approved barriers. Made in the USA.
Brand Names: Proportion-Air
www.proportionair.com/products/electronic-p...

Onyx Valve Co. - Cinnaminson, NJ
Manufacturer, Custom Manufacturer
Manufacturer of pre-engineered pump protection packages. Features over pressure protection, run dry protection, local control station, simple 2 button operation, fast diagnosis of pump problems with front panel lights, micro processed based, re-programmed ready to use, corrosion resistant fiberglass NEMA-4X enclosure suitable for outdoor installation, easy interface with fixed & variable speed pumps, 24 VDC signal wiring. Applications: protects pumps (especially progressing cavity pumps) from damage caused by run-dry or over pressure conditions. It can be combined with isolator ring for dependable operation on viscous, abrasive, corrosive or volatile fluids, suspensions & slurries. Options: audible horn, explosion proof enclosure, seal flush kit, fused disconnect, circuit breaker, key lock on STOP button, motor starter or VFD.
www.onyxvalve.com

Industrial Products Corporation - Louisville, KY
Distributor, Manufacturer, Manufacturers' Rep, Service Company
Distributor of intrinsically safe friction free solenoid valves. Suitable for continuous cycling applications & hazardous areas. Features include fast & positive control of equipment, use of low power output controls, actuator mounting options & elimination of sticking.
Brand Names: Expo
www.ipcprotects.com/intrinsic-safety-soluti...

Stockton Valve Products, Inc. - Houston, TX
Distributor, Custom Manufacturer, Service Company
Distributor of intrinsically safe, mud, multi-port & multiport plug valves. Materials include Monel®, Hastelloy®, stainless steel, steel, zirconium, brass, bronze & plastic. On-site machine shop valve automation services.
Brand Names: A-T Controls, ASCO, AquaMatic, Aquamatic, C&C, CAMERON, CLA-VAL, CVS, Chem Oil, Deltech, Demco,...
stocktonvalve.com/products/valves

R. Stahl, Inc. - Houston, TX
Manufacturer, Custom Manufacturer
Worldwide ISO 9001:2000 & ISO 9000:20000 certified custom manufacturer of intrinsically safe products such as proximity switches, tranducers & valves. Other products include safety barriers, isolators, fieldbus technology & operating & monitoring systems. Intrinsically safe products can be used in hazardous & non-hazardous environments.
www.rstahl.com/home/usacanada-products-and-...

Belimo Americas (USA) - Danbury, CT
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom fail-safe fusible link & intrinsically safe valves. Available as control valves. Types of control valves include ball valves, butterfly valves, globe valves, characterized control valves, high temperature characterized control valves, pressure independent valves & zone valves. Control valves are available in different flow patterns, media temperature ranges & power supply types. Standard control valves ranges in sizes from 0.5 in. to 30 in. Capabilities include design engineering, machining & retrofitting. Same day shipping available.
Brand Names: Belimo Air Controls
www.belimo.us/ishop/theme/node/10076.xml

Neway Valve - Stafford, TX
Manufacturer
Manufacturer of intrinsically safe valves. Types of valves include metal to metal ball valves, ball valves, gate/globe/check valves, triple offset butterfly valves & special forged steel valves for power plant.
Brand Names: Neway
www.neway.com.cn/en/product/product.jsp

Prism Flow Products - Edmonton, AB
Distributor, Manufacturer, Service Company
Distributor of industrial ball valves, check valves, butterfly valves, mud gates valves & cryogenic valves.

ValveStore.com - Cornelius, NC
Distributor, Custom Manufacturer
Distributor of intrinsically safe solenoid valves and automated ball valves. Includes manual, air actuated and electric actuated valves for air, water, oil, hot water, steam, intrinsically safe, combustion, and other media.
Brand Names: ASCO, Apollo, Deltrol, DynaQuip

Grainger Industrial Supply - Locations
Distributor
Distributor of a variety of valves. Featuring ball, relief, check, foot, gate, globe, solenoid, pressure, butterfly, flow control, pneumatic, electronic actuated, air & drain cock, by pass, boiler drain, boiler feed, diaphragm, evaporative cooler, oil shutoff & piston valves among many others. Services include 24-hour emergency order response services, inventory management services, safety services, repair and replacement programs, hazardous recycling services and storage/material handling equipment services. 1 year warranty.

Valve Check, Inc. - Vadnais Heights, MN
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of isolation, leakproof & intrinsically safe valves. Available with operating pressure up to 10000 psi. Cracking pressure ranges from 0 psi to 250 psi. Materials include aluminum, brass, steel, & stainless steel. Male & female NPT ranges from 1/8 in. to 2 in. Seal options include Viton®, neoprene, buna, PTFE, & silicone.

Trimteck - Coral Springs, FL
Manufacturer
ISO 9001 registered manufacturer of intrinsically safe valves. Types include globe & butterfly control, V-notch, eccentric plug, triple eccentric butterfly & trunnion ball valves. Features include interchangeability, thick walled retainers, piston cylinder actuators, flangeless designs & splined shafts.
Brand Names: Optimux

ASCO Valve, Inc. - Fort Mill, SC
Manufacturer, Custom Manufacturer
Manufacturers Of Pneumatic Control Valves, Proportional Control Valves, Pneumatic Actuators, Air Preparation Equipment & Accessories

Stewart & Sons Ltd. - Winnipeg, MB
Manufacturer, Service Company

Parker Fluid Control Division - New Britain, CT
Distributor, Manufacturer
Manufacturer of 2-way, 3-way & 4-way intrinsically safe valves. Specifications of intrinsically safe valves include 1/4 in. to 2 in. pipe/port size, 150 psi maximum operating pressure difference, 28 VDC voltage rating & 167 degrees F maximum fluid temperature.

Numatics, Inc. - Highland, MI
Manufacturer, Custom Manufacturer
ISO 9001 certified manufacturer of pneumatic valves. Direct solenoid, air pilot, individual base, manifold mount, line mount, ISO 5599/2, 15407-2, spool & sleeve technology. CAD models available online in 85 native CAD formats.

Frontier Valve International - Edmonton, AB
Manufacturer, Service Company
Valves: Instrument; Intrsically Safe; Jacketed; Miniature; Pilot

Flow Solutions - Clark, NJ
Distributor, Manufacturer
Manufacturer of automated valves & controls. Distributor of valve filtration systems.

Don Wolf & Associates, Inc. - Chatsworth, CA
Distributor, Custom Manufacturer, Service Company
Distributor of intrinsically safe valves. Types include general purpose solenoid valves, isolation solenoid valves, cryogenic solenoid valves & proportional solenoid valves. General purpose solenoid valves include 2 & 3 way valves, 2 way valves, 3 way valves & 4 way valves. Isolation solenoid valves include pinch valves, normally open & closed valves & three way valves. 2 & 3 way valves include low power sub-miniature valves with applications in medical & therapeutic healthcare, clinical chemistry & analysis equipment, drop-on-demand printing & environmental instrumentation. JIT delivery available.
Brand Names: Kelly, Predyne, Valcor

Allenair Corp. - Mineola, NY
Manufacturer, Custom Manufacturer
Intrinsically Safe Valves, Body Materials, Stainless Steel, Brass, Hardcoated Aluminum. 2, 3, & 4 Way Solenoid 1/8" & 1/4" Ports Standard. 4-Way Solenoid/Slider. 4-Way Direct-Acting. 7-Watt Coils. Special Low Watt DC Coils. Overrides. Metering