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

Catalog # 309258 - Model 9258 DB25 6-Channel A/B Switch

    DB25 6-Channel A/B Switch
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Base Price:
$925.00
Catalog No: 309258
Model No: 9258
Switch Type (Fiber, Ethernet, etc.):Serial
Positions:A/B, Common - Multi-Channel
Chassis/Rack Configuration:Rackmount
Connector/Port:DB25
Pins Switched:25
Local/Manual Control:Rotary Knob

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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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Overview

DB25 Manual Network Switches, 6-Channel, Independent Switching
Model 9258 Six-Channel RS530 DB25 A/B Switch
  • Applicable to switching ANY DB25 interface devices.
  • Ideal for Commercial-Off-The-Shelf (COTS) purchase applications.
Model 9258 6-Channel RS530 DB25 A/B Network Switch Box
SPECIFICATIONS:
  • PORT CONNECTORS:  (18) DB25 female connectors labeled A, B, and COMMON.
    (Three for each of six channels)
  • FRONT PANEL CONTROLS:  (6) Rotary Switches on front panel,
    one knob per channel, to switch each channel independently.
  • PINS SWITCHED:  All 25 pins switched.
  • POWER:  No power is required.
  • DIMENSIONS:  Rackmount configuration 19.0"W x 3.5"H x 8.75"D.
    (48.3 x 8.9 x 22.2 cm)
  • WEIGHT: Approximately 6.1 lbs. (2.8 kg.)

APPLICATION / SIX INDEPENDENT A/B SWITCH FUNCTIONS: The drawing illustrates six channels of DB25 RS530 A/B independent channel switching.  Each channel has a COMMON device connected to the COMMON port sharing between two devices connected to the A and B port. 

Model 9258 Six Independent A/B Switch functions, manually operated.

 FEATURES:

  • Each channel allows quick connection to any one of two devices from one COMMON device.
  • The ports are transparent to all data. 
  • All (25) pins of the DB25 interface are switched via break-before-make rotary switch.
  • Manual operation via front-panel rotary switches.
  • Independently switch each of six channels via knobs on the front panel.
  • High quality sealed self-wiping low impedance contacts.
  • Eliminates the need to plug and unplug cables.
  • No external power required.
  • Improves computer network efficiency by allowing sharing of peripherals.
  • Attractive all metal black box packaging provides EMI/RFI shielding.
  • Lifetime warranty against manufacturing defects.
  • Custom length DB25 cables available for your switch installation.
  • Municipalities, schools, government: This product is on GSA Schedule! 
The Model 9258 6-Channel RS530 DB25 A/B Switch, allows the user six independent channels of A/B switch function.  The A/B function permits access by either of two devices connected to ports A and B, to a single COMMON port.  The Model 9258 is a manual switch and requires no power. The Model 9258 is enclosed in a 2U, full rack size, all metal chassis designed to provide EMI/RFI shielding and fit in a standard 19" rack.

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

This product is offered at a discount to city, state, and municipal government purchasers via GSA Schedule GS-35F-0286V.

Electro Standards can supply all of 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.

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Developer Tools

Database Activity Shipping Rates Performance Tracking Cache Storage Session Storage
3.7673376 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 - 0.0847511
2. 0 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0
3. 0.0534057 DBInterface.get_oSQL show StoredProcedure [dbo].[RecentlyViewedListLoadByEntityType] @UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@EntityType=product
@RowCount=5
@SiteID=1
 0.0156897
4. 0.0534057 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/309258-9258-db25-6-channel-a-b-switch-625.html
@Type=PRODUCT
 0
5. 0.0534057 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=625
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0
6. 0.0534057 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=625
@SiteID=1
@ShowHidden=False
 0
7. 0.0689691 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @Type=CATEGORY
 0
8. 0.0689691 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=625
 0
9. 0.0689691 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=625
 0
10. 0.0689691 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=625
@SiteID=1
 0
11. 0.0689691 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=625
@SiteID=1
 0
12. 0.0845951 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=309258R
 0.015626
13. 0.0845951 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=625
@SiteID=1
 0
14. 0.0845951 DBInterface.get_oSQL show StoredProcedure [dbo].[CL_procGetOtherProductsBought] @ProductID=625
@SiteID=1
 0
15. 0.0845951 DBInterface.get_oSQL show StoredProcedure [dbo].[AccessoryListLoadByProductKey] @ProductID=625
@ShowHidden=0
 0
16. 0.0845951 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=625
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@ShowHidden=0
 0
17. 0.1002243 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=625
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@SiteID=1
 0.0156292
18. 0.1002243 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0
19. 0.1002243 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=625
 0
20. 0.1002243 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=55
@SiteID=0
@ShowHidden=0
 0
21. 0.1002243 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=55
@UserID=
@SiteID=1
 0
22. 0.1002243 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=384
@SiteID=0
@ShowHidden=0
 0
23. 0.1002243 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=384
@UserID=
@SiteID=1
 0
24. 0.1159113 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=609
@SiteID=0
@ShowHidden=0
 0.015687
25. 0.1159113 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=609
@UserID=
@SiteID=1
 0
26. 0.1159113 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=484
@SiteID=0
@ShowHidden=0
 0
27. 0.1224271 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=484
@UserID=
@SiteID=1
 0
28. 0.1224271 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=608
@SiteID=0
@ShowHidden=0
 0
29. 0.1224271 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=608
@UserID=
@SiteID=1
 0
30. 0.1224271 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=625
 0
31. 0.1224271 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=625
 0
32. 0.1224271 DBInterface.GetDataT show StoredProcedure [dbo].[procGetAllCountryList] - 0
33. 0.138067 DBInterface.GetDataT show StoredProcedure [dbo].[procGetCountryStatesList] @CountryCode=USA
 0.0156399
34. 0.138067 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/309258-9258-db25-6-channel-a-b-switch-625.html
@Type=PRODUCT
 0
35. 0.138067 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=625
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0
36. 0.138067 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=625
@SiteID=1
@ShowHidden=False
 0
37. 0.138067 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @Type=CATEGORY
 0
38. 0.138067 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=625
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@ShowHidden=0
 0
39. 0.1537011 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=625
 0
40. 0.1537011 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=625
 0
41. 0.1537011 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=625
 0
42. 0.1537011 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=625
@SiteID=1
 0
43. 0.1537011 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=625
@SiteID=1
 0
44. 0.1537011 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=625
@SiteID=1
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@ShowHidden=0
 0
45. 0.1693242 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=625
@UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@SiteID=1
 0
46. 0.1693242 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
 0
47. 0.1693242 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=625
 0
48. 0.1693242 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=625
 0
49. 0.1693242 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=625
 0
50. 0.1693242 DBInterface.GetDataT show StoredProcedure [dbo].[Cart_LoadByUserID] @UserID=f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
@SiteID=1
 0
Total DB Execution Time 0.1630229
Session Key Session Value
UserId f4d711ff-0dfd-4b6a-8425-d0ce04b902d8
IsDynamicallyGeneratedUserId True
AdminLastPage /GetProduct.aspx?PageKey=%2f309258-9258-db25-6-channel-a-b-switch-625.html&unq=9/21/2026 7:18:37 PM
OrderNumber
AdminLastSitePage /309258-9258-db25-6-channel-a-b-switch-625.html
Section Execution Time
DBInterface.vb 0
MasterPage.master 0.2540753
DeveloperTools.ascx 0
Load Time:3.7673376s  |  Database Hits: 50