401-943-1164 / US & Canada Toll Free: 877-943-1164

Catalog # 307175 - Model 7175 DB25 RS530 A/B Switch, 24VDC Power

    DB25 RS530 A/B Switch, 24VDC PowerDB25 RS530 A/B Switch, 24VDC PowerDB25 RS530 A/B Switch, 24VDC PowerDB25 RS530 A/B Switch, 24VDC Power
Click image to enlarge
    • DB25 RS530 A/B Switch, 24VDC Power
    • DB25 RS530 A/B Switch, 24VDC Power
    • DB25 RS530 A/B Switch, 24VDC Power
    • DB25 RS530 A/B Switch, 24VDC Power
Base Price:
Catalog No: 307175
Model No: 7175
Power:Customer Supplied 24 VDC, 500mA
Product Type:Switches: Copper
Cable Type/Port Connector:DB25 Switch Ports
Channels per Switch Chassis:1
Electronic Switches/Power Required:PathWay® Copper
Remote Control:Contact Closure
Security:Exclusive Remote Control
Pins Switched:25
Remote Port:DB9
Local Control:None
Protocol:Dry contact logic


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.

We can ship freight collect on your account, just provide your UPS Account Number.

We can also ship via the carrier of your choice. Provide the details and your account number.

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.

Ask a Question

Protected Document Request


Path Way® Remotely Controllable Network Switch, DB25 RS530
Model 7175 Single Channel RS530 DB25 A/B Switch, with Exclusive Contact Closure Remote, 24VDC Power

  • Ideal for device-sharing applications; Applicable to any DB25 interface devices.


    • (3) DB25(F) port connectors labeled A, B and COMMON on rear panel.
  • REMOTE CONTROL: (1) DB9 (F) REMOTE connector on rear panel allows remote switch control via contact closure.
  • DISPLAY: (2) LED's indicate switch state and power presence.
  • POWER: Requires customer supplied 24 VDC, 500 mA Power Input.  A mating power connector is included with the Model 7175.
  • DIMENSIONS: Rackmount 19.0" W x 1.75" H x 8.14" D (1U rack height) (48.3 x 4.5 x 20.7 cm)
  • WEIGHT: Approximately 4.3 lbs. (1.9 kg)

PathWay® Model 7175 DB25 A/B Switch Application w/Exclusive Remote Control:

The drawing illustrates a single Channel DB25 A/B Switch. A COMMON device is connected to the DB25 female COMMON port with access to Device A or Device B, connected to the DB25 female ports A and B respectively. An exclusive DB9 REMOTE port is used to control the unit via contact closure signaling.

PathWay® Model 7175 DB25 A/B Application, Exclusive Remote Control


  • Allows quick connection to any one of two DB25 devices from one COMMON device.
  • All (25) pins of the DB25 RS530 interface are switched via break-before-make electromechanical relays.
  • A, B, and COMMON are DB25 female port connectors.
  • Eliminates the need to plug and unplug cables.
  • The switch ports are transparent to all data.
  • Ideal for "remote control only" applications.
  • There is no local control on the Model 7175.
  • Remote Contact Closure control provides dry contact logic to allow the control of the switch position.
  • Front panel LED's display switch position and power status.
  • The unit maintains last set position on power loss and continues to pass data.
  • Upon power up, unit switches based on the state of contact closure.
  • Requires customer supplied 24 VDC, 500mA power input.
  • Attractive all metal black box packaging provides EMI/RFI shielding.
  • Custom length DB25 cables available for your switch installation.

The PathWay® Model 7175 Single Channel DB25 RS530 A/B Switch with Contact Control Remote allows a device connected to the "COM" port access to the "A" or "B" port. The Model 7175 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.

There is no "local" or front panel switch controls on the unit. The Model 7175 can ONLY be switched remotely via the DB9 Remote port located on the rear panel. The front panel LED display indicates the switch position and unit power status.

OPTION: WIDE RANGE POWER MODULE (Cat. No. 517277) CE, RoHS, and UL listed table mount power module, 100VAC-240VAC, 50Hz-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.

SPECIFICATIONS: USB to DB9 Serial Converter Cable Available! If only USB ports are available on the computer or if a USB port is chosen to be used for any reason, a USB to DB9 serial converter cable will be needed.  This cable can be provided by ESL under part number 528693.

Ask about our popular Model 900 EIA/TIA RS-530 Interface Analyzer

  • Red and Green light emitting diodes indicate status of key signals at the EIA/TIA data interface.
  • Easy to use, for fault isolation.
  • Electro Standards can supply all your Network Cable requirements.

Model 900 EIA/TIA RS520 Interface Analyzer

Electro Standards can supply all of your Network Cable requirements. Click here to reach our Copper Cable Assemblies webpage

For custom network switches call our friendly customer support staff at 401-943-1164, email eslab@electrostandards.com, or complete our online Custom Product Request form.

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 de réseau, conmutador de red, switch di rete, przelacznik sieciowy, switch de rede, nätverksswitch,

Available Combo Deals