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

Catalog # 309250 - Model 9250 2-Channel DB25 AB / DB25 ABC Switch

    2-Channel DB25 AB / DB25 ABC Switch
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Base Price:
$598.00
Catalog No: 309250
Model No: 9250
Switch Type (Fiber, Ethernet, etc.):Serial
Positions:(3)chan-1, (2)chan-2
Channels per Switch/Chassis:2
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

Manual Network Switch, DB25, RS530
Model 9250 Dual-Channel Switch, RS530 DB25 A/B/C and DB25 A/B Switch, Manual, Rackmount 
  • Applicable to Switching ANY DB25 interface devices.
Model 9250 2-Channel RS530 DB25 A/B/C and DB25 A/B Manual Rackmount
SPECIFICATIONS:
  • CHANNEL-1 PORT CONNECTORS: (4) DB25 female connectors
    labeled A, B, C, and Common.
  • CHANNEL-2 PORT CONNECTORS:  (3) DB25 female connectors
    labeled A, B, and Common.
  • FRONT PANEL CONTROLS: (2) Manual rotary switches allow
    local switching.
  • DIMENSIONS: Rackmount 19.0" W x 3.5" H x 8.0" D.
    (48.3 x 8.9 x 20.3 cm) 
  • WEIGHT:  Approximately 6.0 lbs. (2.72 kg)

INDEPENDENT DUAL-CHANNEL RS530 SWITCHING APPLICATION:
Channel 1: DB25 A/B/C SWITCH
Channel 2: DB25 A/B SWITCH.
The drawing llustrates two independent switches.
Channel 1 has a computer connected to the DB25 COMMON port with access to any one of three other computers lableled, A-1, B-1, and C-1.
Channel 2 has a computer connected to the DB25 COMMON port with access to two other computers labeled A-2, and B-2.

Model9250 network application for 2-Channel DB25 ABC and DB25 AB Switch

Model 9250 Switch system is comprised of two independent sharing switches efficiently packaged in a 19-inch wide 2U high (3.5") rackmount unit.  The network switch functions are described and illustrated below.

FEATURES:
  • Independently switch each of the two channels manually via two
    knobs located on the front panel, one knob per channel.
    • Channel 1:  DB25 A/B/C with (4) DB25 female connectors for ports A, B, C, and Common.
    • Channel 2:  DB25 A/B Switch with (3) DB25 female connectors
      for ports A, B, and Common.
  • All 25 pins of the RS530 interface are switched via break-before-make rotary switch.
  • High reliability, precious metal, sealed switches.
  • Transparent to data speed and format.
  • Eliminates the need to plug and unplug cables. 
  • All ports located on rear panel.
  • Manual operation.  No power required.
  • Rackmount style chassis, 19" Wide x 3.5" High x 8" Deep.
  • Attractive all metal black box packaging provides EMI/RFI shielding.
  • Custom length DB25 cables are available for your switch installation.
  • Lifetime warranty against manufacturing defects.
  • For a similar Dual-Channel Switch with DB25 A/B/C/D and DB25 A/B positions, See Model 9251

Ask about our popular Model 900 EIA/TIA RS-530 Interface Analyzer.
Tri-State LED's display Red, Green & Off  to Indicate Signal Status.
Easy to use, for fault isolation.

Model 900 EIA/TIA RS-530 Interface Analyzer.

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 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
0.2812492 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 - 0.0156764
2. 0 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
 0
3. 0.0311746 DBInterface.get_oSQL show StoredProcedure [dbo].[RecentlyViewedListLoadByEntityType] @UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
@EntityType=product
@RowCount=5
@SiteID=1
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4. 0.0311746 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/309250-9250-2-channel-db25-ab-db25-abc-switch-621.html
@Type=PRODUCT
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5. 0.0311746 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=621
@SiteID=1
@UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
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6. 0.0311746 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=621
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@ShowHidden=False
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7. 0.0468015 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @Type=CATEGORY
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8. 0.0468015 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=621
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9. 0.0468015 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=621
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10. 0.1249332 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=621
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11. 0.1249332 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=621
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12. 0.1718099 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=309251
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13. 0.1718099 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=621
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14. 0.1874409 DBInterface.get_oSQL show StoredProcedure [dbo].[CL_procGetOtherProductsBought] @ProductID=621
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15. 0.1874409 DBInterface.get_oSQL show StoredProcedure [dbo].[AccessoryListLoadByProductKey] @ProductID=621
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16. 0.1874409 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=621
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@UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
@ShowHidden=0
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17. 0.1874409 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=621
@UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
@SiteID=1
 0
18. 0.1874409 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
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19. 0.1874409 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=621
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20. 0.1874409 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=37
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21. 0.2030732 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=37
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@SiteID=1
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22. 0.2030732 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=621
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23. 0.2030732 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=621
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24. 0.2030732 DBInterface.GetDataT show StoredProcedure [dbo].[procGetAllCountryList] - 0
25. 0.2030732 DBInterface.GetDataT show StoredProcedure [dbo].[procGetCountryStatesList] @CountryCode=USA
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26. 0.2030732 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/309250-9250-2-channel-db25-ab-db25-abc-switch-621.html
@Type=PRODUCT
 0
27. 0.2187101 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=621
@SiteID=1
@UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
 0.0156369
28. 0.2187101 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=621
@SiteID=1
@ShowHidden=False
 0
29. 0.2187101 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @Type=CATEGORY
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30. 0.2187101 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=621
@SiteID=1
@UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
@ShowHidden=0
 0
31. 0.2187101 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=621
 0
32. 0.2187101 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=621
 0
33. 0.2187101 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=621
 0
34. 0.2343159 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=621
@SiteID=1
 0
35. 0.2343159 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=621
@SiteID=1
 0
36. 0.2499425 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=621
@SiteID=1
@UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
@ShowHidden=0
 0
37. 0.2499425 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=621
@UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
@SiteID=1
 0
38. 0.2499425 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
 0
39. 0.2499425 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=621
 0
40. 0.2499425 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=621
 0
41. 0.2499425 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=621
 0
42. 0.2655728 DBInterface.GetDataT show StoredProcedure [dbo].[Cart_LoadByUserID] @UserID=a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
@SiteID=1
 0.0156303
Total DB Execution Time 0.0782015
Session Key Session Value
UserId a5fcbe88-1f98-49e0-a4cc-dfc1756d706e
IsDynamicallyGeneratedUserId True
AdminLastSitePage /309250-9250-2-channel-db25-ab-db25-abc-switch-621.html
AdminLastPage /GetProduct.aspx?PageKey=%2f309250-9250-2-channel-db25-ab-db25-abc-switch-621.html&unq=4/3/2025 10:28:02 PM
OrderNumber
Section Execution Time
DBInterface.vb 0
MasterPage.master 0.2656189
DeveloperTools.ascx 0
Load Time:0.2812492s  |  Database Hits: 42