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Catalog # 307301 - Model 7301 8-to-1 DB9 Switch, Contact Closure

    8-to-1 DB9 Switch, Contact Closure8-to-1 DB9 Switch, Contact Closure8-to-1 DB9 Switch, Contact Closure8-to-1 DB9 Switch, Contact Closure
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    • 8-to-1 DB9 Switch, Contact Closure
    • 8-to-1 DB9 Switch, Contact Closure
    • 8-to-1 DB9 Switch, Contact Closure
    • 8-to-1 DB9 Switch, Contact Closure
Base Price:
Catalog No: 307301
Model No: 7301
Product Type:Switches: Copper
Cable Type/Port Connector:DB9 Switch Ports
Channels per Switch Chassis:1
Electronic Switches/Power Required:PathWay® Copper
Remote Control:Contact Closure, RS232 Serial
Pins Switched:9
Remote Port:HD26, DB9
Local Control:Pushbutton
Feature:HD26 Remote Port
Protocol:ASCII and Contact Closure


Shipping Terms

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Products shall be shipped F.O.B. Electro Standards' facility. Title to and risk of loss or damage to the products shall pass to you upon Electro Standards delivery of the products to a carrier for shipment. Title to software will remain with the applicable licensor. Electro Standards' prices do not include shipping and handling charges. Electro Standards reserves the right to use its own discretion in the manner and routing of shipments. Electro Standards shall be permitted to deliver products in separate lots.

Shipping Return Policy

  • To return an item, contact Electro Standards at 401-943-1164 to obtain a Return Material Authorization (RMA) number. RMA numbers are valid for 30 days after the date of the shipment and cannot be extended or re-issued. We are unable to accept returns without an RMA number.
  • All returns except those of defective product are subject to a 15% restocking fee, and additional charges for handling or freight are refunded only in cases of defective products.
  • Return freight must be shipped prepaid. We recommend that you insure the package as you are responsible for risk of loss on all returned packages. We recommend that all cartons are properly packed as Electro Standards is not responsible for product damaged en route. We do not issue call tags for product returns.
  • Returned product must be clean, undamaged, and complete with all manuals, accessories, documents and packaging. The items must be in a resalable condition.
  • The product must have with it a copy of the original invoice or packing slip and the appropriate RMA paperwork.
  • If your item is not working properly, please contact Electro Standards at 401-943-1164 for help in trouble-shooting your application.
  • If the product is defective, Electro Standards will repair or replace that item (at our discretion) upon receipt and evaluation of the original product.
  • Electro Standards reserves the right to authorize product returns after 30 days from the invoice date in some cases. If the product is accepted after 30 days, credit will be issued toward future pruchases only and some additional restocking charges may be applied.
  • All credits from RMAs must be used within one calendar year of issue.

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Path Way® Remotely Controllable Network Switch, DB9
Model 7301 8-to-1 DB9 Switch with Contact Closure and RS232 Serial Remotes

  • Dual Remote Control ports provide flexible remote management capability.


  • PORT CONNECTORS: (9) DB9 female connectors labeled A, B, C, D, E, F, G, H, and Common.
  • FRONT PANEL CONTROL: (8) Manual pushbuttons allow local switching.
  • DISPLAY: (8) Front panel LED's display switch position and power status.
  • (1) DB9 female connector on rear panel accepts ASCII RS232 Serial Data for Remote Control operation.
  • (1) HD26 female connector accepts Contact Closure signals.
  • POWER: UL approved 100VAC/240VAC, 50Hz/60 Hz wall mount power module supplies 12 VDC, 500mA to the unit. Has 2-prong, US, non-polarized plug.
  • DIMENSIONS: Rackmount 19.0" W x 1.75" H x 10.16" D. (48.2 x 4.4 x 25.9 cm)
  • WEIGHT: Approximately 6.0 lbs. (2.72 kg)


The drawing illustrates a COMMON Device connected to the DB9 COMMON port with access to eight devices connected to the DB9 ports labeled A, B, C, D, E, F, G and H.

There are two remote ports.

  • DB9 port for RS232 Serial Control
  • HD26 port for Contact Closure Signaling.

PathWay® Model 7301 8-1 Switch with one DB9 RS232 port and one HD26 Contact Closure port application.


  • Allows access to eight networks from one computer or workstation.
  • Switches all 9 pins of the DB9 interface.
  • The switch ports are transparent to all data.
  • Local control via front-panel pushbutton.
  • Remote RS232 ASCII commands allow the user to control switch position, lockout front panel operations, obtain switch status, query firmware version number, query serial number, and enable/disable autosend of switch positions through the DB9 Remote.
  • Remote Contact Closure commands are accepted and allow the user to control the switch position through the HD26 (F) Remote port.
  • Mating HD26 (M) solder cup connector provided for the HD26 (F) Remote port.
  • The unit maintains last set position on power loss and continues to pass data.
  • Front panel LED's display the switch position and power status.
  • Attractive all metal, black box packaging provides EMI/RFI shielding.
  • Custom length DB9 data cables for this switch are available.

The PathWay® Model 7301 8-to-1 DB9 Switch with both Contact Closure and RS232 Serial Remotes allow the user the capability of sharing a single port interface device connected to the COM port among eight other devices connected to the A, B, C, D, E, F, G, and H ports.  The Model 7301 is enclosed in a 1U, full rack size, all metal black chassis designed to provide EMI/RFI shielding and fit in a standard 19" rack.

The switch may be controlled locally by the front panel pushbuttons or remotely from a DB9 (F) port located on the rear of the unit using Serial ASCII Commands.  It may also be controlled by contact closure through the HD26 (F) port.  Switch position states may be attained locally via the front panel LED display or remotely using Serial Commands.

Option: Wide Range Power Supply:

(Cat No. 517277) CE, RoHS, and UL listed table mount power module, 100VAC/240VAC, 50/60Hz for use in place of the standard power module that is included with the unit.  Has IEC 60320 C14 inlet.  Ideal for international applications.

Don't Forget to order Your Custom Cables, Custom Length!

For custom network switches call our friendly customer support staff at 401-943-1164, email eslab@electrostandards.com, or complete our online form: /Products-Custom/Copper-Switch/

PathWay® is a registered trademark of Electro Standards Laboratories

Electro Standards can supply all of your Network Cable requirements. Click here to reach our CABLES, COPPER NETWORK Webpage. 

All data switches, data communication products, and data acquisition products are subject to a one year warranty against manufacturing defects.  The limit of ESL liability is limited to the cost of the ESL product provided.

All ESL products are available for export.

Electro Standards welcomes International inquiries: commutateur d'ordinateur,  equipo interruptor, interruttore del calcolatore, interruptor do computador, dator switch.

Electro Standards’ products are integrated into systems worldwide, including but not limited to:

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