LineSelect® Model 8084 Single Channel RJ45 Cat5e A/B Rotary Switch, No Enclosure
Overview
Electro Standards Laboratories Model 8084 RJ45 Cat5e Switch is a single-channel, manual A/B rotary network switch with long (20 inch) cabled RJ45 connectors designed for installation into custom enclosures. It lets one device connected to the COMMON port be switched to either of two Cat5e network connections (A or B) via a break-before-make rotary selector that switches all 8 RJ45 pins without requiring power, offering reliable, transparent connectivity for Cat5e interfaces.
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For installation into any custom enclosure
FEATURES OF THE MODEL 8084 SINGLE CHANNEL A/B ROTARY SWITCH:
- The switch ports are transparent to all data.
- All (8) pins of the RJ45 interface are switched via break-before-make rotary switch.
- No power required for operation.
- Switch and cabled RJ45’s allow install into custom enclosures.
- Leg Lengths: 20” (50.8 cm).
- Certified for Cat 5e compliance.
- For a similar switch with 8" legs, See Model 8057, Cat No. 308057
MODEL 8084 CAT5E A/B SWITCH OPERATION:
- The LineSelect® Model 8084 Single Channel RJ45 Cat5e A/B Rotary Switch allows the user the capability of accessing two separate devices, ports A and B, via connection through a device connected to the Common port.
- The LineSelect® Model 8084 is provided as a rotary switch with cabled RJ45’s for installation into any custom enclosure. No power is required for operation.
COMPONENTS PROVIDED:
- Rotary Switch with A/B/COM RJ45’s – The switch has the RJ45’s soldered and labeled appropriately.
- The washer and nut for installing the switch is provided on the switch.
- Knob – To be installed on the rotary switch shaft to facilitate turning the switch. (P/N 502241).
- Icons – Blue/Black/Red icons (1 of each) provided that show a “Computer” image on one side and a “Telephone” image on the other. These are used to secure the RJ45’s once installed in an enclosure.
- Allen Wrench – The 1/16” Allen wrench provided for installing the knob. (P/N 507460).

TECHNICAL SPECIFICATIONS:
- PORT CONNECTORS: (3) RJ45 female connectors labeled A, B, and COMMON.
- TWO SWITCH POSITIONS: (1) Rotary switch selects COM to A, or COM to B.
- PINS SWITCHED: All 8 pins are switched via break-before-make rotary switch.
- POWER: No power required. Manually operated.
- WEIGHT: Approximately, 0.3 lb. (0.2 kg)
- LEG LENGTHS: 20” (50.8 cm)
LineSelect® Model 8084 Cat5e A/B Switch Function Diagram:
The LineSelect® Model 8084 Function Diagram shows three Female RJ45 port connectors, (RJ45 A, RJ45 B, RJ45 COMMON). A device connected to the COMMON port connector can access one of two devices connected to the RJ45 A and RJ45 B port connectors.

Ordering Information
- Catalog Number: 308084
- Model Number: 8084
- Base Price: See website or contact us for current pricing and availability.
Documentation & Support
- Specification Sheet (PDF) Download Available.
- Product Manual available upon request.
- For custom fiber optic network switch requirements contact our sales support team 401-943-1164 or email eslab@electrostandards.com
- We welcome international inquiries and ship worldwide.
Shipping and Returns 
- Shipped via UPS ground (unless otherwise requested).
- Freight Charges prepaid and added to invoice. We can estimate freight charges for you.
- Return policy: contact us within 30 days of shipment for an RMA number. Items returned without RMA not accepted. Please refer to our full return policy in our Terms and Conditions found on our website.
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.