Macrotron Systems, Inc. - Fremont, CA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of Ethernet switches. Types of switches include open flow, core and distribution.
www.iwnetworks.com/products.php

Gourmet Electronics, Ltd. - San Jose, CA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Distributor of Ethernet switches. Various features include wireless access points & VLAN, IGMP snooping, port trunking, mirroring, remote monitoring & COM ports. Switches are suitable for various applications including data acquisition, railway & industrial control.
Brand Names: N-tron
www.gourmetelectronics.com/site-map/

Energy Transformation Systems, Inc. - Fremont, CA
Manufacturer
Manufacturer of ethernet switches & local area network (LAN) testers. Other products include audio & video connectivity devices, data communications wiring products & physical layer LAN products.
www.etslan.com/Ethernet.htm

Quanta QCT - Fremont, CA
Manufacturer
Manufacturer of off-the-shelf datacenter products including Ethernet switches for midsize and large enterprise datacenter customers, service providers and governments. 1 Gb and 10 Gb switches available.

Extreme Networks Inc. - Santa Clara, CA
Manufacturer
Manufacturer of fixed-configuration ethernet switches.

Kendin Communications - Sunnyvale, CA
Manufacturer

Steven Engineering - South San Francisco, CA
Distributor, Custom Manufacturer
Distributor of industrial automation products & components including Ethernet switches. Types include 5 port Ethernet switches, modular managed Ethernet switches & fast Ethernet switches. Switches are available in different sizes, styles & configurations. Same day shipment & JIT delivery available.
Brand Names: APC, Autotech Controls, Banner Engineering, Carling Technologies, Clarostat, Crouzet, Custom...

Interface Masters, Inc. - San Jose, CA
Distributor
Distributor of gigabit & 10 gigabit Ethernet networking products including specialized NICs, embedded switches, & external bypass & TAP systems for the bypass & TAP networking market.

Anda Networks - Sunnyvale, CA
Manufacturer
Manufacturer of ethernet switches for delivering communication services across both fiber & copper-based access networks worldwide.

I-Cube Inc. - Campbell, CA
Manufacturer
Quad-Port

Marvell Taiwan Ltd - Santa Clara, CA
Manufacturer
Manufacturer of fast & gigabit ethernet switches.

Cisco Systems, Inc. - San Jose, CA
Manufacturer, Service Company
Inter Networking Equipment

Lantech Communications, Inc. - San Jose, CA
Manufacturer
Manufacturer of IP ethernet products including industrial ethernet switches & media converters.

Woven Systems Inc. - Santa Clara, CA
Manufacturer
Manufacturer of ethernet fabric switches.

Micrel Semiconductor, Inc. - San Jose, CA
Manufacturer
Manufacturer Of Semiconductors

Ethercom Corp. - Fremont, CA
Manufacturer
Multiport/Multimedia

Blade Network Technologies Inc. - Santa Clara, CA
Manufacturer
Manufacturer Of Ethernet, Ip & Application Switches.

Jameco Electronic Components & Computer Products - Belmont, CA
Distributor, Manufacturer, Custom Manufacturer
Distributor of electromechanical switches including circuit breaker switches, Ethernet switches & tachometer switches. Products also include assortments switches, basic switches, BCD switches, DIP switches, hexadecimal switches, keylock switches, keypad switches, knife switches, lever switches, limit switches, magnetic reed switches, photoelectric switches, proximity switches, pull chain switches, pushbutton switches, reed switches, rocker switches, roller switches, rotary switches, slide switches, snap switches, snap acting/limit switches, tactile switches, temperature switches & toggle switches.

Netgear Inc. - San Jose, CA
Manufacturer
For Homes & Small Businesses; Desktop, Rack-Mountable

ICSDataCom - Pleasanton, CA
Distributor
Distributor of RS-232, USB & ethernet convertersPCI serial, DAQ & relay boards, USB oscilloscopes.

Brocade Communications Systems, Inc. - San Jose, CA
Manufacturer
Developer of data center networking software & manufacturer of a complete line of high-performance enterprise & service provider switching, routing, application traffic management & network-wide security products.

Alloptic, Ltd - Livermore, CA
Manufacturer, Service Company
Fiberoptic

Valin Corp. - Sunnyvale, CA
Custom Manufacturer, Service Company
Distributor of Ethernet switches including serial to Ethernet & wireless Ethernet connectors. Ethernet connectors are suitable for industrial applications.