Dual 4-Channel Cat5e Switch Simultaneous Control

Featured Product from Electro Standards Laboratories

LineSelect® is a registered trademark of Electro Standards Laboratories.
Cat5e Manual Network Switch, RJ45 Keylock Switches
Model 9478 Dual 4-Channel RJ45 Cat5e A/B Keylock Switch, Simultaneous Control
  •  Applicable to switching ANY RJ45 interface, quickly and reliably.


  • PORT CONNECTORS: (24) RJ45 female connectors labeled A, B, and COMMON, for each of the 4 channels.
  • FRONT PANEL CONTROL: (2) Keylock switches on front panel. Each keylock actuator selects A or B (key captive position) switching all 4 channels simultaneously by inserting a style C key. 
  • POWER: No power required.  Manually operated.
  • DIMENTIONS: Rackmount: 19.0" W x 3.5" H x 8.22" D. (48.3 x 8.9 x 20.9 cm)
  • WEIGHT: Approximately 5.9 lbs. (2.7 kg)

LineSelect® Model 9478 Dual 4-Channel RJ45 Cat5e A/B Keylock Switch application.


  • Both 4-Channel switches of RJ45 Cat5e A/B are switched via the two front panel Keylock actuators located on the front panel using a style "C" key.
  • Tested for Cat5e compliance.
  • Both keys are removable in the "A" position and captive in the "B" position.
  • All 8 pins of the RJ45 interface are switched via break-before-make keylock switch.
  • High quality sealed switch with self-wiping low impedance contacts.
  • Manually operated keylock switch.  No power required.
  • Attractive all metal black box packaging provides EMI/RFI shielding.
  • Rackmount configuration is standard.
  • Lifetime warranty against manufacturing defects.  

The LineSelect® Model 9478 enables each of four RJ45 Cat5e Common ports to select either of two network LANs or devices via A or B port RJ45 connectors with each of its Dual 4-Channel Groups.  All four channels in each group are switched simultaneously via a keylock actuator located n the front panel.  The key for each 4-Channel Group is uniquely keyed as a style C key.

The unit supports all 8 pins of the RJ45 Cat5e interface.  No need to plug and unplug cables thereby eliminating connector wear.  The LineSelect® Model 9478 is enclosed in a 2U full rack size, all metal black chassis designed to provide EMI/RFI shielding and fit in a standard 19" rack.

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 ESL Secure Offline Switches are available for export.