Duerfeldt Engineering Inc.
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Oregon SW Washington Boise
Eastern Washington Idaho Montana
Phil Duerfeldt
Terry Rockney
Steve Wells
Phil Duerfeldt
Links Principals & Products
Aceinna Logo


Aceinna Products are very accurate accelerometers, tilt sensors, magnetic sensors, flow and pressure sensors, current sensors and inertial systems. They may be used in static or dynamic scenarios to address the unique requirements of individual applications. Aceinna provides a portfolio of sensor network products.

Aker Technology

Aker Technology Limited

Quartz Crystals; Clock Oscillators; VCXO's; TCXO's; Automotive Products; Ceramic Resonators; SAW Devices and Filters. HQ's = Taichung, Taiwan established to manufacture and market high volume and competitive priced frequency controlled products; through-hole and surface mount.

Ampire Ampire

Ampire is a manufacturer providing a complete line up of displays, integrated control, and easy display solutions. They support customers in all markets, especially Industrial, with the highest quality and services at the most affordable price.

Central Semi

Central Semiconductor corp. canada flag

Central Semiconductor is a manufacture of discrete semiconductor products. They produce a wide range of standard devices and excel in custom, special and other niche' products. Signal and power transistors, signal mosfets, diodes, rectifiers, thyristors, and custom device combinations. Through-hole; SMT & Chips available.

CiDesign canada flag

CI Design is an innovative contributor of Design, Manufacturing and Logistics of high end storage and server enclosures. They provide their customers with simple, powerful and effective products supporting industrial, IT and Medical markets.



Xgen Series & LED Power Supplies. Xgen Series provides 90% efficient AC/DC Power Supply solutions, 30KW to 50KW for Medical, Lighting, Communications, Computing, Industrial and Military markets. LED Power supplies are Ultra-compact with High-efficient performance from 30 Watts to 300Watts.
IP67 with a 5 Year Warranty.



Your complete source for RF and Power Inductors. Gowanda excels in design and manufacturing of custom inductors; transformers; specialty products and related magnetic devices.



LED's, LCD's, LCD Modules, Surface Mount LED's Thousands of variations

Maida Development Co.

Maida Development Co. canada flag

Metal Oxide Varistors (MOVs), Thermally Protected MOVs, High Voltage Specialized Ceramic Capacitors, Thermistors, SPDs and Gas Discharge Tubes

Micro Crystal

Micro Crystal

Micro Crystal has 32.768 KHz Quartz Crystals, 32.768 KHz And 100 KHz Oscillators, Real Time Clocks Modules and MHz Crystals and oscillators. Packaged in SMD Ceramic and Metal Packages and Through hole Packages. Also TCXO and OCXO. Micro Crystal provides products with extreme low current consumption.


MRP Cable canada flag

MANUFACTURE RESOURCE PRODUCTS. A leader in the manufacturing of computer cables and accessories. CAT5 and 6 (550Mhz) and a full line of computer related cables for all connectivity needs.

PalPilot Logo


Pal Pilot is dedicated to providing printed Circuit Board Design and Manufacturing. Their Technical Services commitment and unique manufacturing capabilities, product mix, and Quality Systems give superior support to our customers.

Pelonis Technologies

Pelonis Technologies canada flag

Pelonis is a leading innovator of Fans and Air Moving Technologies, Cooling Products, Induction Motors and special heating products. Applications are both Commercial and Industrial.

Renata Batteries

Renata Batteries canada flag

Renata is recognized worldwide as the leading producer of high quality button and coin cells for electronic applications such as: Medical, RFID, Computers, Automotive, Meters as well as rechargeable power modules for a growing variety of handheld devices. Renata also manufactures and supplies surface mount and through-hole, horizontal and vertical mount battery holders.

Transformer Manufacturers, Inc.

Transformer Manufacturers, Inc.

TMI Transformers Manufacturing, Inc. manufactures custom power, audio, toroid and printed circuit transformers for all industries (1 Watt to 30+kva). TMI welcomes large or small orders with prototypes available quickly. Custom engineering to meet your needs and TMI is dedicated to customer service.