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304481 Model 4481 DB25 RS232 8-Way Switch, Exclusive Remote Control

    DB25 RS232 8-Way Switch, Exclusive RemoteDB25 RS232 8-Way Switch, Exclusive RemoteDB25 RS232 8-Way Switch, Exclusive RemoteDB25 RS232 8-Way Switch, Exclusive Remote
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    • DB25 RS232 8-Way Switch, Exclusive Remote
    • DB25 RS232 8-Way Switch, Exclusive Remote
    • DB25 RS232 8-Way Switch, Exclusive Remote
    • DB25 RS232 8-Way Switch, Exclusive Remote
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Catalog No: 304481
Model No: 4481
Product Type:Switches: Copper
Cable Type/Port Connector:DB25 Switch Ports
Channels per Switch Chassis:8
Electronic Switches/Power Required:PathWay® Copper
Remote Control:RS232 Serial
Security:Exclusive Remote Control
Pins Switched:1-8, 20
Remote Port:DB25
Local Control:None
Protocol:ASCII RS232


Shipping Terms

Shipments are made via UPS Ground, unless otherwise specified. Freight charges are prepaid and added to your invoice. We can estimate the freight costs for you.

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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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Model 4481 Remotely Controllable DB25 RS232 8-Way Switch

  • Outstanding DB25 Interface Switching Capability in Only 1U Height!

  • Remote Control via signaling detected at the DB25 COMMON Port


  • PORT CONNECTORS: (9) DB25 female connectors labeled A, B, C, D, E, F, G, H and COMMON.
  • FRONT PANEL CONTROL: No local control.
  • DISPLAY: (8) Front panel LED’s display switch position and power status.
  • REMOTE CONTROL: Remote control from a device directly connected to the COMMON port or distant device via modem.
  • POWER:  UL approved 100VAC-240VAC, 50Hz-60Hz 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” D. (48.2 x 4.4 x 25.4 cm)
  • WEIGHT: Approximately 6.3 lbs. (2.9 kg).

PathWay® Model 4481 Remotely Controllable DB25 RS232 8-Way Switch Application with Exclusive Remote Control:

The drawing illustrates a DB25 COMMON port & a COMMON Device connected to the DB25 COMMON port. Exclusively control the unit from the device connected to the COMMON port via Remote ASCII Code Commands.

PathWay Model 4481 Remotely Controllable DB25 RS232 8-Way Switch Application


  • The switch ports are transparent to all data.
  • Pins 1- 8, and 20 are supported of the DB25 interface are switched via break-before-make electromechanical relays.
  • Switch maintains last set position on power loss and continues to pass data.
  • Exclusive Remote Control. No front panel control.
  • Selectable Trigger Character allows the operation to choose a unique trigger character to establish communications.
  • Remote Control from a device directly connected to the COMMON port.
  • Remote ASCII CODE Commands that allow the user to control switch position and obtain switch status.
  • Front panel LED’s display present position and power status.
  • Attractive all metal, black box packaging provides EMI/RFI shielding.
  • Custom length DB25 data cables for this switch are available.

The PathWay® Model 4481 Remotely Controllable DB25 RS232 8-Way Switch allows the user the capability of sharing a single port interface device connected to the “COMMON” port among eight other devices connected to the “A”, “B”, “C”, “D”, “E”, “F”, “G” and “H” ports.  The Model 4481 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 remotely from a device connected to the DB25 Female COMMON port located on the rear of the unit via Selectable Trigger Characters or a distant device via modem connection.  Switch position states may be attained locally via the front panel LED display or remotely using ASCII Code Protocol.


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

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

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/

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.

*Prices online are subject to change and verification.

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.

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