Auro Controls, India
Distributor of reed switches, float switches, proximity sensors, mechanical switches, and control valves.
http://aurocontrols.com

Reed Relays and Electronics India Limited
Reed Relays and Electronics India Limited: Manufacturer of reed switches from 5.0mm to 50.0mm, NO, NC, and latching SMD reed sensors, magnetic proximity sensors, level sensors, thermal reed switches and other reed-based sensors.
http://www.reed-sensor.com/

OKI Sensor Device Corp.
Manufacturer of reed switches of 1W to 100W, reed based proximity switches and shock sensors. Specification sheets in PDF format available. Based in Japan.
http://www.osdc.co.jp

Reed Electronics AG
REED Electronics AG - Grenzschalter, Schwimmerschalter, Füllstandsüberwachung, Niveauschalter, Magnetic switches, Messsysteme
http://www.reedag.ch/

Hamilton Electronics Private Limited
Magnetic
http://www.hamiltonindia.com

Ge-Ding Information Inc.
Manufacturer of reed sensor, reed relay, float sensor, float switch, liquid level switch, proximity switch, and reed switch based sensors. Based in Taiwan.
http://www.reedsensor.com.tw/

Reed Switch Developments Co.
Manufacturer of reed switches of 3W to 100W, and standard and custom magnetic proximity sensors and actuators. All product specifications online. Based in the USA.
http://www.reedswitchdevelopments.com

Lamb Industries Inc.
A leading switch manufacturer since 1979. We specialize in DIP Rotary Switches, DIP Switches, Electromagnetic Switches, Float Switches, Pressure Switches, Pushbutton Switches, Rocker Switches, Rotary Switches, Safety Switches, Signal Lights, Slide Switches, Tactile Switches, Toggle Switches, and Trigger Switches.
http://www.lambind.com

Ryazan Metal Ceramic Instrumentation Plant
Manufacturer of normally open reed switches 1W to 250W, and change over reed switches of 30W switching capability. Contains competitor cross reference sheet.
http://www.rmcip.ru

Hermetic Switch, Inc.
Reed switch & proximity sensor products for medical, industrial, aerospace & more. Custom, surface mount, and miniature switches and sensors available. 3100 Norge Rd, Chickasha, OK 73018
http://www.hermeticswitch.com/