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

Catalog # 309074 - Model 9074 RJ45 A/B/OFFLINE Switch, DIN Rail Mount

    RJ45 A/B/OFFLINE SwitchRJ45 A/B/OFFLINE Switch
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    • RJ45 A/B/OFFLINE Switch
    • RJ45 A/B/OFFLINE Switch
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Catalog No: 309074
Model No: 9074
Product Type:Switches: Copper
Interface:Any RJ45
Positions:3, Offline
Cable Type/Port Connector:RJ45
Channels per Switch Chassis:1
Manual Control/No Power Required:LineSelect® Manual Operation
Security:Keylock, Offline Position
Configuration:DIN Rail Mount
Pins Switched:8
Local Control:Keylock


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.

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Cat5e Manual Network Switch, RJ45 Keylock Switches
Model 9074 RJ45 A/B/OFFLINE Switch, Manual, DIN Rail Mounted, Cat5e Compliant
Convenient DIN rail mounting, ideal for use in process control systems.

Model 9074 RJ45 A/B/OFFLINE Network Switch, DIN Rail Mounting, Cat5e Compliant

 Model 9074 DIN Rail Mounted RJ45 A/B/OFFLINE Switch, Cat5e Compliant, Connector View


  • PORT CONNECTORS: (3) RJ45 female connectors labeled A, B, and COMMON.
  • FRONT PANEL CONTROL: (1) Keylock switch allows local switching.
  • POWER: No power required.  Manually operated.
  • ENCLOSURE: Shielded Aluminum Enclosure.
  • DIMENSIONS: DIN Rail Mount Package: 1.75" W x 4.25" H x 6.0" D. (4.4 x 10.8 x 15.2 cm)
  • WEIGHT: Approximately 1.5 lbs (0.7 Kg)

CAT5e A/B/OFFLINE APPLICATION: The diagram illustrates a COMMON device connected to the RJ45 COMMON port accessing the A, B or OFFLINE position via a keylock switch.  Model 9074 switches ANY RJ45 interface.

CAT5e RJ45 A/B/OFFLINE Switch Application

  • The Model 9074 RJ45 switch is easily integrated as a system component
    by utilizing its rear panel DIN rail mounting bracket.
  • Ideal for use in process control systems.
  • Isolate all ports by switching to the OFFLINE position via the keylock switch.
  • Keylock can be removed in OFFLINE position only. 


  • Allows (1) COMMON RJ45 port to be shared among either of (2) RJ45 ports A and B, or isolate all ports by switching to secure OFFLINE position. 
  • Key can be removed ONLY in the OFFLINE position.
  • Manual operation via front panel mounted keylock switch.
  • Switches all 8 leads of the RJ45 interface via break-before-make keylock switch.
  • Certified for category 5e compliance.
  • Manually operated keylock switch. No power required.
  • DIN-rail bracket on rear panel.
  • Grounding screw is mounted on the front panel.
  • Custom length Cat5e RJ45 cables available.
  • For a similar switch with different key operation, see Model 9080 Cat. No. 309080. 

The Model 9074 RJ45 A/B/OFFLINE switch allows the user to access two RJ45 devices connected to its A and B ports with one RJ45 device connected to its COMMON port, or to isolate all ports by switching to OFFLINE position.  This secure disconnect switch is a manually operated keylock switch, requiring no power.  Port selection is quick and easy via a front panel keylock switch.  The Model 9074 RJ45 switch is easily integrated as a system component by utilizing its rear panel DIN rail mounting bracket.

Custom Network Switches are available. Contact us by phone, email, or complete the Online Custom Products Form. /Products-Custom/Copper-Switch/

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

All data switch boxes, 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.

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