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* N-Type, RX/TX Duplex * Catalog # 309225 - Model 9225 Coaxial A/B Manual Switch

    N-Type Coaxial A/B SwitchN-Type Coaxial A/B SwitchN-Type Coaxial A/B SwitchN-Type Coaxial A/B Switch
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    • N-Type Coaxial A/B Switch
    • N-Type Coaxial A/B Switch
    • N-Type Coaxial A/B Switch
    • N-Type Coaxial A/B Switch
Base Price:
Catalog No: 309225
Model No: 9225
Product Type:Switches: Copper
Cable Type/Port Connector:Coax Switch Ports
Channels per Switch Chassis:1
Manual Control/No Power Required:LineSelect® Manual Operation
Pins Switched:Center Pin and Shell of each Coaxial Connector
Local Control:Rotary Knob
Feature:N-Type Bulkhead Coaxial Connectors, RX/TX Duplex

  • N-Type Bulkhead Coaxial Cable Mounted in a Duplex Configuration (RX, TX).

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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Coaxial N-Type Network Switch, Rotary
Model 9225 Manual, Duplex, N-Type Coaxial, A/B Switch, Rackmount


  • PORT CONNECTORS: (6) N-Type Coaxial Female connectors labeled A-TX, A-RX, B-TX, B-RX, and COMMON-TX, COMMON-RX.
  • FRONT PANEL CONTROL: (1) Rotary Switch allows local switching to position A or B.
  • DIMENSIONS: Rackmount, 19.0" W x 1.75" H x 9.34"D. [48.3 x 4.5 x 23.8 cm]
  • WEIGHT: Approximately 4.6 lbs. [2.1 kg]

LineSelect® Model 9225 Single Channel, Manual, Duplex, N-Type Coaxial A/B Switch Application:

The drawing illustrates a Duplex N-Type Coaxial "A", "B" and "COMMON" ports for the Model 9925 A/B Switch. A COMMON device connected to the COMMON port has access to two other N-Type Coaxial Interface devices connected to the A and B ports, respectively. 

LineSelect® Model 9225, Single Channel, Duplex, N-Type Coaxial A/B Switch


  • A manual rotary switch mounted on front panel allows for the A or B port to be switched to the Common port.
  • The center pin and shell of each coaxial connector are switched via break-before-make rotary swtich.
  • The network switch ports are transparent to all data.
  • Six N-Type Bulkhead Coaxial connectors mounted in a Duplex configuration (RX, TX) for the A, B, and Common ports.
  • LMR-400 Coaxial cable is used for the internal wiring.
  • Rugged aluminum package provides EMI/RFI shielding.
  • No power is required.
  • 19" rackmount enclosure that is a slim 1U (1.75") in height.
  • Custom length N-Type coaxial cables available.

The LineSelect® Model 9225 N-Type Coaxial A/B Switch allows the user the capability of sharing a single N-Type coaxial interface device connected to the Common port between two N-Type coaxial interface devices connected to ports A and B.  The switch position is manually controllable via a highly reliable rotary selector switch located on the front panel.

The LineSelect® Model 9225 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.


LMR-400 N-Type Coaxial Cables Suggested for the Model 9225 Duplex N-Type Coaxial Switch

Part Number          Description

988186-006           6  FT, N-Male to N-Male LMR-400 Coaxal Cable, Single Cable

988186-010          10  FT, N-Male to N-Male LMR-400 Coaxal Cable, Single Cable

988186-015          15  FT, N-Male to N-Male LMR-400 Coaxal Cable, Single Cable

988186-025          25  FT, N-Male to N-Male LMR-400 Coaxal Cable, Single Cable

988186                 Custom Length in FT, N-Male to N-Male LMR-400 Coaxal Cable, Single Cable 

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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