LineSelect® Model 9438 DB9 A/B/C/D/E/F Rotary Switch, Manual Rackmount
Overview
The LineSelect® Model 9438 DB9 A/B/C/D/E/F Switch allows the user to reroute data between any one of six devices to one COMMON device with the simple rotation of a selector switch. All nine pins of the DB9 interface are supported. No need to plug and unplug interconnection cables thereby eliminating connector wear and/or errors when reconfiguring networks. The LineSelect® Model 9438 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.
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Ideal for device-sharing applications; Applicable to ANY DB9 interface device
FEATURES OF THE MODEL 9483 DB9 ROTARY SWITCH:
- Allows quick connection to any one of six devices from one COMMON port.
- Manual operation via front-panel rotary switch.
- High quality sealed switch with self-wiping precious metal contacts.
- Eliminates the need to plug and unplug cables.
- Transparent to data speed and format.
- All 9 pins of the DB9 interface are switched via break-before-make rotary switch.
- No external power required.
- Attractive all metal black box packaging provides EMI/RFI shielding.
- Custom length DB9 cables available for your switch installation.
- Lifetime warranty against manufacturing defects.
- For a 4- port switch with DB9 Male ports, See Model 9435, Cat. No. 309435.
TECHNICAL SPECIFICATIONS:
- PORT CONNECTORS: (7) DB9 female connectors on rear panel labeled A, B, C, D, E, F and Common.
- FRONT PANEL CONTROL: (1) Rotary switch on front panel selects A, B, C, D, E, or F.
- POWER: No power required. Manually operated.
- DIMENSIONS: 18.84" W x 1.72" H x 8.81" D. (48.3 X 4.5 X 22.4 cm)
- WEIGHT: Approximately 4.2 lbs. (1.9 kg)
DB9 Female 4-Position Application:
The drawing illustrates a COMMON device connected to the DB9 Female COMMON port with access to any one of six DB9 interface devices connected to the DB9 Female ports A, B, C, D, E, and F. The COMMON Device has access to one Device at a time.

Ordering Information
- Catalog Number: 309438
- Model Number: 9438
- 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/
Don't forget to order your DB9 Cables!
Custom Length DB9 cables available for your switch installation.
State cable length in Feet when ordering. |
| Part Number |
Description |
| 990127 |
DB9 F/F, 9-Conductor Unshielded PVC Cable |
| 990125 |
DB9 M/F, 9-Conductor Unshielded PVC Cable |
| 990126 |
DB9 M/M, 9-Conductor Unshielded PVC Cable
|
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.