LineSelect® Model 9085 RJ45 Cat5e Compliant A/B Switch, DIN Rail Mount with 24 VDC Remote Control via Barrier Strip
Overview
The LineSelect® Model 9085 RJ45 A/B 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. The unit is controlled by the presence or absence of a 24VDC signal applied to its Control Port Barrier Strip. The LineSelect® Model 9085 switch is easily integrated as a system component by utilizing its rear panel DIN rail mounting bracket.
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Convenient DIN rail mounting
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Ideal for use in process control systems requiring switching between multiple Programmable Logic Controllers (PLC's)
FEATURES OF THE MODEL 9085 A/B REMOTE CONTROL SWITCH:
- Allows (1) COMMON RJ45 port to be shared among either of (2) RJ45 ports A and B.
- Controlled by 24VDC signal applied to Control Port.
- Switches all 8 leads of the RJ45 interface via break-before-make electromechanical relays.
- Certified for category 5e compliance.
- DIN rail bracket on rear panel.
OPERATION:
When 24VDC is not applied to the Control Port, the unit will be in the "A" position, and the POSITION LED will be OFF. When 24VDC is applied to the Control Port, the unit will be in its "B" position, and the POSITION LED will be ON.
TECHNICAL SPECIFICATIONS:
- PORT CONNECTORS: (3) RJ45 female connectors labeled A, B, and COMMON.
- CONTROL PORT: (1) Barrier strip accepts 24 VDC, 50mA control signal to switch unit between its "A" and "B" position.
- DISPLAY: (1) Front panel LED displays switch position.
- 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 1.1 lbs. (0.5 kg)
CAT5E RJ45 A/B SWITCH APPLICATION:
Ideal for use in process control systems requiring switching between multiple Programmable Logic Controllers.
The drawing illustrates a COMMON device connected to the RJ45 COMMON port accessing the Primary PLC Device connected to the A port. There is a Secondary PLC device connected to the B port which can be accessed by applying 24 VDC to the CONTROL Port Barrier Strip.

Ordering Information
- Catalog Number: 309085
- Model Number: 9085
- 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.
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