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

Catalog # 304429 - Model 4429 2-Channel DB9 A/B Switch

    2-Channel DB9 A/B Switch
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Base Price:
$765.00
Catalog No: 304429
Model No: 4429
Feature:Remotely Controllable
Trigger Char.:ASCII
Switch Type (Fiber, Ethernet, etc.):Serial
Positions:2 (e.g. A/B and Common)
Channels per Switch/Chassis:2
Chassis/Rack Configuration:Desktop
Connector/Port:DB9
Pins Switched:9
Remote Control Type:RS232 Serial
Remote Control Port:DB9
Local/Manual Control:Pushbutton

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We can ship freight collect on your account, just provide your UPS Account Number.

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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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Overview


Path Way® Remotely Controllable Network Switch, DB9
Model 4429 Dual Channel DB9 A/B Data Switch with Serial Remote Control

  • Switch ANY DB9 interface device to share or backup.

PathWay Model 4429 2-Channel DB9 A/B Switch with Serial Remote Control

 SPECIFICATIONS:

  • PORT CONNECTORS: (3) DB9 (F) connectors labeled A, B, and COMMON for each of two channels.
  • FRONT PANEL CONTROL: (1) Manual pushbutton allows local switching.
  • DISPLAY: (2) Front panel LED's display switch position and power status.
  • REMOTE CONTROL: (1) DB9 Female connector on rear panel accepts ASCII RS232 Serial Data at standard baud rates from 300 to 19200 for Remote Control operation.
  • POWER: UL approved 100VAC/240VAC, 50Hz/60Hz wall mount power module supplies 12 VDC, 500mA to the unit.  Has 2-prong, US, non-polarized plug.
  • DIMENSIONS: Desktop 8.12" W x 2.40" H x 7.25" D (20.7 x 6.1 x 18.5 cm). 
  • WEIGHT:  Approximately 1.8 lbs (0.8 kg)

DUAL CHANNEL DB9 A/B SWITCH APPLICATION w/SERIAL REMOTE PORT: The drawing illustrates two channels of DB9 A/B simultaneous switching. Each channel has a COMMON device connected to the COMMON port with access to two devices connected to the A nd B ports, respectively. The DB9 REMOTE port can be used to control the unit remotely via ASCII RS232 Serial data commands. The Remote port features an Autobaud Detection Mode that can be used to select standard baud rates from 300 to 19200.

Model 4429 2-Channel DB9 A/B Network Switch Application with Serial Remote Control

  FEATURES:

  • Allows access to two DB9 devices from one COMMON DB9 device for each of two channels.
  •  Eliminates the need to plug and unplug cables.
  • The switch ports are transparent to all data.
  • All (9) pins of the DB9 interface are switched via break-before-make electromechanical relays.
  • The unit maintains last set position on power loss and continues to pass data.
  • Front panel pushbutton control.
  • Simultaneous control of both channels.
  • Remote RS232 ASCII commands that allow the user to control the switch position, lockout front panel operations and obtain switch status.
  • The remote port features Autobaud Detection Mode that supports standard baud rates from 300 to 19200.
  • Front-panel LED's display switch position and power status.
  • Attractive anodized black box packaging provides EMI/RFI shielding.
  • Custom length DB9 cables available for your switch installation. 
  • For a single channel version of this switch, see Model 4428. 

The PathWay® Model 4429 Dual Channel DB9 A/B Switch with RS232 Remote allows the user the capability of sharing a single port interface device connected to the COMMON port among two other devices connected to the A and B ports for each channel, with remote access functionality. The Model 4429 is packaged in a slim desktop style enclosure.

The switch may be controlled locally by manually operating the front panel pushbutton or remotely from the DB9 female serial interface Remote port located on the rear of the unit.  The Remote port features an Autobaud Detection Mode that can be used to select standard baud rates form 300 to 19200. The front panel LED display indicates the switch position and the unit power status.

Option: Wide Range Power Supply: (Cat No. 517277) CE, RoHS, and UL listed table mount power module, 100VAC/240VAC, 50/60Hz for use in place of the standard power module that is included with the unit.  Has IEC 60320 C14 inlet.  Ideal for international applications.

 PathWay® is a registered trademark of Electro Standards Laboratories. 

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 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 availabe for export.

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Developer Tools

Database Activity Shipping Rates Performance Tracking Cache Storage Session Storage
1.2053837 seconds
# Seconds Since First Hit Trace Command Type Command Text Parameters Execution Time
1. 0 DBInterface.GetDataT show Text SELECT TOP(1) '0' AS ArticleID, 0 As ID, Product.MetaTitle As PageTitle, Product.MetaDescription As show - 0
2. 0.0156238 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0.0156238
3. 0.0377586 DBInterface.get_oSQL show StoredProcedure [dbo].[RecentlyViewedListLoadByEntityType] @UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@EntityType=product
@RowCount=5
@SiteID=1
 0
4. 0.0377586 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/304429-4429-2-channel-db9-a-b-switch-179.html
@Type=PRODUCT
 0
5. 0.0533986 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=179
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0.01564
6. 0.0533986 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=179
@SiteID=1
@ShowHidden=False
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7. 0.0533986 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @Type=CATEGORY
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8. 0.0533986 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=179
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9. 0.0533986 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=179
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10. 0.0533986 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=179
@SiteID=1
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11. 0.0690292 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=179
@SiteID=1
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12. 0.0690292 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=305428
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13. 0.0690292 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=179
@SiteID=1
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14. 0.0846568 DBInterface.get_oSQL show StoredProcedure [dbo].[CL_procGetOtherProductsBought] @ProductID=179
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15. 0.0846568 DBInterface.get_oSQL show StoredProcedure [dbo].[AccessoryListLoadByProductKey] @ProductID=179
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16. 0.0846568 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=179
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@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@ShowHidden=0
 0
17. 0.0846568 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=179
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@SiteID=1
 0
18. 0.0846568 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0
19. 0.0846568 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=179
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20. 0.0846568 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=521
@SiteID=0
@ShowHidden=0
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21. 0.100282 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=521
@UserID=
@SiteID=1
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22. 0.100282 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=211
@SiteID=0
@ShowHidden=0
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23. 0.100282 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=211
@UserID=
@SiteID=1
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24. 0.100282 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=466
@SiteID=0
@ShowHidden=0
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25. 0.1159045 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=466
@UserID=
@SiteID=1
 0
26. 0.1159045 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=170
@SiteID=0
@ShowHidden=0
 0
27. 0.1159045 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=170
@UserID=
@SiteID=1
 0
28. 0.1159045 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=343
@SiteID=0
@ShowHidden=0
 0
29. 0.1159045 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=343
@UserID=
@SiteID=1
 0
30. 0.1159045 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=179
 0
31. 0.1159045 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=179
 0
32. 0.1159045 DBInterface.GetDataT show StoredProcedure [dbo].[procGetAllCountryList] - 0
33. 0.1159045 DBInterface.GetDataT show StoredProcedure [dbo].[procGetCountryStatesList] @CountryCode=USA
 0
34. 0.1315303 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/304429-4429-2-channel-db9-a-b-switch-179.html
@Type=PRODUCT
 0
35. 0.139595 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=179
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0.0080647
36. 0.139595 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=179
@SiteID=1
@ShowHidden=False
 0
37. 0.139595 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @Type=CATEGORY
 0
38. 0.139595 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=179
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@ShowHidden=0
 0
39. 0.139595 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=179
 0
40. 0.139595 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=179
 0
41. 0.139595 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=179
 0
42. 0.139595 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=179
@SiteID=1
 0
43. 0.1552461 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=179
@SiteID=1
 0
44. 0.1552461 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=179
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@ShowHidden=0
 0
45. 0.1552461 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=179
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@SiteID=1
 0
46. 0.1552461 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0
47. 0.1552461 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=179
 0
48. 0.1552461 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=179
 0
49. 0.1708779 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=179
 0.0156318
50. 0.1708779 DBInterface.GetDataT show StoredProcedure [dbo].[Cart_LoadByUserID] @UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@SiteID=1
 0
Total DB Execution Time 0.0549603
Session Key Session Value
UserId f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
IsDynamicallyGeneratedUserId True
AdminLastPage /GetProduct.aspx?PageKey=%2f304429-4429-2-channel-db9-a-b-switch-179.html&unq=9/21/2026 7:18:35 PM
OrderNumber
AdminLastSitePage /304429-4429-2-channel-db9-a-b-switch-179.html
Section Execution Time
DBInterface.vb 0
MasterPage.master 0.1708779
DeveloperTools.ascx 0
Load Time:1.2053837s  |  Database Hits: 50