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

Catalog # 309500 - Model 9500 5-Channel DB25 A/B & RJ11/12 A/B/C/D Switch

    5-Channel DB25 A/B & RJ11/12 A/B/C/D Switch5-Channel DB25 A/B & RJ11/12 A/B/C/D Switch5-Channel DB25 A/B & RJ11/12 A/B/C/D Switch
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    • 5-Channel DB25 A/B & RJ11/12 A/B/C/D Switch
    • 5-Channel DB25 A/B & RJ11/12 A/B/C/D Switch
    • 5-Channel DB25 A/B & RJ11/12 A/B/C/D Switch
Base Price:
Catalog No: 309500
Model No: 9500
Product Type:Switches: Copper
Positions:2, 4
Cable Type/Port Connector:RJ11/12, DB25 Switch Ports
Channels per Switch Chassis:5
Manual Control/No Power Required:LineSelect® Manual Operation
Channel Control:Independent Channel Control
Pins Switched:All 25 of the DB25 and All 6 of the RJ11/12
Remote Port:RJ11/12
Local Control:Rotary Knob


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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RJ11/12 Telco Modular Switch, RJ11/12, Rotary Switch
Model 9500 5-Channel Manual Switch (4 channels DB25 A/B and 1 channel RJ11/12 A/B/C/D), Rackmount Configuration

  • Five channels of switching packed in a 2U, 19-inch standard rackmount enclosure.


    • (12) DB25 female connectors, (Three connectors labeled A, B, and COMMON for each of four channels).
    • (5) RJ11/12 female connectors labeled A, B, C, D and COMMON.
    • (4) Rotary switches on front panel, one knob per channel, to switch each channel independently.
    • (1) Rotary switch on front panel selects A, B, C, or D.
  • POWER: No power is required.
  • DIMENSIONS: Rackmount configuration, 19.0" W x 3.5" H x 8.9" D (48.3 x 8.9 x 22.4 cm)
  • WEIGHT: Approximately 5.7 lbs. (2.6 kg)

LineSelect® Model 9500 Four Independent A/B Switches  One  RJ11/12 A/B/C/D Switch Application

LineSelect® 5-Channel Switch,


  • Each of four DB25 A/B channels allow quick connection to any one of two DB25 interface devices from one COMMON port.
  • One RJ11/12 A/B/C/D channel allows quick connection to any one of four RJ11/12 interface devices from one COMMON device.
  • All 25 pins of the DB25 interface are switched via break-before-make rotary switch.
  • All 6 pins of the RJ11/12 interface are switched via break-before-make rotary switch.
  • High quality sealed switch with self-wiping low impedance contacts.
  • Transparent to data speed and format.
  • Independently switch each of five channels via knobs on front panel.
  • Eliminates the need to plug and unplug cables.
  • No external power required.
  • Attractive all metal black box packaging provides EMI/RFI shielding.
  • Lifetime guarantee against manufacturing defects.
  • Custom length cables available for your switch installation.

The Model 9500 5-Channel Manual Switch provides the user with four channels of DB25 A/B switching, and one channel of RJ11/12 A/B/C/D switching. Each channel is individually operated via its front panel rotary switch.  No power is required.

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

Electro Standards can supply all 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.

*Prices online are subject to change and verification.

All ESL Manual Data Network Switches are available for export.

Electro Standards welcomes International inquiries: Electro Standards welcomes International inquiries: commutateur de réseau, conmutador de red, switch di rete, przelacznik sieciowy, switch de rede, nätverksswitch.

Electro Standards’ products are integrated into systems worldwide, including but not limited to: Australia, Canada, Chile, Denmark, France, Germany, Greece, Israel, New Zealand, Philippines, Puerto Rico, Romania, Singapore, South Korea, South Africa, Spain, Switzerland, Thailand, The Netherlands, UAE, UK.

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