Dow-Key Switch Solution
Dow-Key Microwave’s Quality Management System is certified to AS9100 for the following: The Design, Manufacture, Inspection, and Test of RF and Microwave Electro-Mechanical Switches, Relays, and Switch Matrices with applications in the Military, Space/Hi-Rel, and Commercial markets.

Dow-Key’s quality system is registered by DEKRA Certification, Inc. for:

  • AS9100

See our certification here.

Dow-Key is an FAA 14 CRF part 21 Part Manufacturing Approval holder. See our letter of approval here.

Dow-Key’s Quality Policy

Dow-Key continuously improves to meet quality and delivery requirements for total customer satisfaction.

Dow-Key is dedicated to the achievement of customer satisfaction by empowering our employees to continuously improve the quality, cost, and delivery of our products and services.

Soldering and Workmanship Standards

Dow-Key is compliant with the following soldering and workmanship standards:

  • IPC J-STD-001
  • IPC J-STD-001S (For Space Products)
  • IPC-A-610 Class 3
  • NASA-STD 8739.3 (When Required)
On-site Environmental Test Lab

Dow-Key’s full in-house environmental testing facility includes:

  • Vibration and Shock
  • Temperature Chambers
  • Thermal Vacuum Chambers
  • Thermal Shock Chambers
  • High Power Radio Frequency
  • Network Analyzers up to 65 GHz
  • Passive Inter-Modulation (PIM)
  • Multipaction

Dow-Key’s inspection capabilities include:

  • Optical Coordinate-Measuring Machine
  • Coordinate-Measuring Machine
  • X-Ray Florescence Analyzer
Clean Room Capacity

Dow-Key has a clean room facility for Space and Hi-Rel products that includes:

  • Two Class 7 Clean Rooms to ISO 14644-1
  • Class 5 Flow Bench Assemblies

Dow-Key maintains calibration of test and measurement equipment through qualified outside sources and Original Equipment Manufacturers. Calibration standards are traceable to the National Institute of Standards and Technology (NIST).


1. Quality PO Requirements

2. Process Specifications List PS-1

3. REACH Compliance Statement

4. Hydrochlorofluorocarbon-225 (AK-225) Solvent Notice

5. RoHS Compliance Statement

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Dow-Key Microwave Corporation, the world's largest manufacturer of electromechanical RF Switches and Switching Systems, is part of the Microwave Products Group (MPG), which is a subsidiary of Dover Corporation. We specialize in Coaxial Switches, Waveguide Switches, Space Qualified Switches, Electromechanical Switch Matrices, Solid State Switch Matrices, Fiber Optic Switch Matrices, Programmable Delay Lines and much more. Specializing in RF Matrix, Switch Matrix, and RF Switches.

As a leader in RF technology, Dow-Key offers high performance waveguide switches operating up to 70 GHz, coaxial switches operating up to 40 GHz, Hi-Rel switches such as SPDT, transfer switch, T-Switch, various waveguide switches and switching blocks, and switching systems such as SATCOM modules, RF matrices with individual switches, non-blocking crossbar, fan-in and fan-out modules, hybrid switching solution and much more (electromechanical, solid state and fiber optics), in addition to, custom switching designs and reliable solutions, as it is required in today's fast paced communication industry. Our products are used in a wide range of different markets, from commercial, military and to space, with applications in ATE, avionics, ground based, satellite communications, broadcasting, Hi-Rel, and many more. We are specialized in RF technology and custom switching needs. Dow-Key Microwave is AS9100 / ISO-9001:2008 certified and is committed to provide unparalleled customer service, competitive pricing and on-time delivery. Founded in 1945, Dow-Key is the oldest continuously operational RF Relay manufacturer in the United States.

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