JAMESBURY

Ball & High Performance Butterfly Valves, Pneumatic Actuators

FORUM ABZ

Resilient Seated Butterfly Valves, Electric & Pneumatic Actuators

FORUM PBV

API 6D Trunnion Mounted & Forged Ball Valves

ROTORK

Electric, Fluid Power, Process Control, Pneumatic Actuators, Gearboxes & Accessories

ASCO - Numatics

2, 3 & 4 Way Solenoid Valves, FRL’s, Cylinders, Numatics

WIKA

Pressure & Temperature Gauges, Transducers, Diaphragm Seals, Mag Level Gauges, Primary Flow, Temp Devices

BS&B Safety Systems

Rupture Disks, Safety Heads, Explosion Vents

CASHCO

Control Valves & Regulators, Industrial Process & Sanitary High Flow Regulators, Pressure Regulators

VCI - Valve Components

Tank Pressure & Vacuum Vents, Arrestors, Emergency Vents, Tank Blanketing Valves

YOKOGAWA

Pressure, Temperature, Multivariable and Wireless Transmitters; Magnetic, Vortex, Coriolis and Variable Area Flowmeters

HONEYWELL

Toxic & Combustible Gas Detection Instrumentation, Flame Sensors, Bluetooth Wireless Solutions

APOLLO VALVES

Ball, Safety Relief, Check Valves & Plumbing Specialties

LESER

Process, Steam, Sanitary & Specialty Relief Valves

FLO-TITE

Ball Valves:  2-Way, Flanged, Multiport, Sanitary, Segmented Control Valves

TRIMTECK®

Linear & Rotary Control Valves, Severe Service, Custom Specialty Valves

KELAIR DAMPERS

Industrial Dampers:  Butterfly & Louver

ANDERSON GREENWOOD

Intrumentation Hand Valves & Manifolds, Instrument Enclosures, Primary Isolation Valves, Direct Mount Systems

Serving the Midwest’s Industrial Markets Since 1909

Your trusted partner for Valves, Instrumentation, Automation and Piping Specialties 

For more information contact us at www.duncanco.com

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DUNCAN COMPANY FOR MORE INFORMATION CONTACT US AT WWW.DUNCANCO.COM
ARJAY AUTOMATION FOR MORE INFORMATION CONTACT US AT WWW.DUNCANCO.COM
ARJAY ELECTRICAL DIVISION FOR MORE INFORMATION CONTACT US AT WWW.DUNCANCO.COM

APOLLO VALVES CAN PROVIDE AIS APPROVED PRODUCTS

Apollo Valves offers Made in the USA valves that meet the AIS (American Iron & Steel) requirements for your projects, we can provide documentation with your orders. In order for us to quote, we will need specifications/takeoff, sizes, types, quantity of each, name...

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Honeywell OELD Smart Junction Box

The Optima Excel Local Display (OELD) is a smart junction box for the Searchpoint Optima Plus and Searchline Excel infrared detectors for flammable hydrocarbons. In addition to providing a 4-to-20 mA communications bridge between the detector and controller, gas...

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Wika TG53 Bimetal Thermometer, ASME B40.200

The new Wika TG53 Bimetal Thermometer has been developed and manufactured in accordance with the ASME B40.200 standard. This thermometer provides high quality and performance and is an ideal choice in the process industries. For more information contact us at...

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Duncan Company is one of the Upper Midwest largest stocking Industrial Distributors

We have two stocking locations, our Corporate headquarters in Minnesota and our division in Appleton, Wisconsin.  Together we carry IN STOCK  ball valves and butterfly valves, actuators, instruments and controls, safety products and piping specialties. We can supply you with the following key product manufacturers:  Jamesbury, Apollo, Cashco, Fairchild Regulators, Anderson Greenwood Instrumentation, Flo-Tite, Asco Solenoid Valves, ABZ, Accuseal Critical Service Valve, Champion Valve, Kelair Damper Valves, Trimteck Control Valves, Rotork Actuators, Zwick Valves,  Edward Valves, Powell, P.B.V., DSI, SVF Flow Control, Saunders, StreamFlo Industries, Sharpe, Leser, Taylor, FluoroSeal,  Xomox, EVR Products, AQ Matic, Hayward, Habonim, Kinetrol, Remote Control, US Valve, Pratt Valves, Wika Instrumentation, Watson McDaniel, Spirax Sarco, YTC, Soldo, TopWorx, Go Switch, Midland-ACS, Titan Strainers, Rosedale, Fil-trek, BS&B Safety Systems, VCI, Parker, BLX, Hy-Lok USA, JMS, Westlock, DFT, Donaldson, Precision Digital, Rotronic, Thermal Instrument, Trerice, Tru-Flo, Keckley, Dynamix Agitators, Sentry Equipment, Grinnell, Shurjoint, Federal Screen, TopLine Products and more.

Our Arjay Automation division with sales offices in Minnesota & Wisconsin can help you with Yokogawa, Honeywell, BLH Nobel, SICK Sensors, Swan Analytical Instruments, Moore Industries,  Elpro Technologies, Hoffer Flow Controls, Cemteck, Chino, BTG, Air Monitor.  We have an Electrical Division that can help you with Ametek Power Instruments, Beckwith Electric, Franklin Electric, Omicron, Radian Research/Weco, Solid State Instruments, and Tavrida Electric.

Please browse our full product listing, or by manufacturer or by markets served.

 

CONTACT US

Corporate Headquarters:

425 Hoover St NE

Minneapolis, MN  55413

PH:  612-331-1776

Duncan Co – Appleton, WI

PH:  920-739-6066

 

 

LOCATIONS

Duncan Co – Duluth, MN

PH:  800-677-1776

Duncan Co – Bismarck, ND

PH:  701-527-2759

Duncan Co – Nebraska/Kansas

PH:  785-451-0183

 

 

 

 

 

Arjay Automation

425 Hoover St N.E.

Minneapolis, MN  55413

PH:  612-861-1749

Arjay Automation – Kaukauna, WI

PH:  920-462-4700

Arjay Automation – Duluth, MN

PH:  800-677-1776