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

Catalog # 303103 - Model 5503 Telco Switch

    Telco Switch
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Base Price:
$1,200.00
Catalog No: 303103
Model No: 5503
Switch Type (Fiber, Ethernet, etc.):Other
Switch Application/Uses:Telco Applications, Video Conferencing, Broadcast, and Presentation Systems
Positions:Data Pass/Off-Line
Security:Offline Position
Channels per Switch/Chassis:16
Chassis/Rack Configuration:Rackmount
Connector/Port:RJ11/12

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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

Video Conference Room Switch, RJ11/12, Telco
Model 5503 Telco Switch, RJ-11/12 Connectors (Center 4 pins). 16 Channels

Model 5503 16 Channel Keylock Phone Line Online Offline Switch.

This Videoconference Room Secure Switching System is an important Videoconferencing equipment requirement.

  • For use with Model 5150 Keylock Video Conference Room Secure Switching System, Catalog No. 303103.
  • RJ11/12 connectors (Center 4 pins).
  • 16 Channels.

MODEL 5503 DIAGRAM OF SWITCH FUNCTION:  The diagram shows a Keylock RJ11/12 Telco switch with the DATA PASS position as NON-SECURE (passes data) and the OFF-LINE position as SECURE (disconnects). The diagram shows 16 channels of RJ11/12 Telco Switching.

Model 5503 RJ11/12 Telco Switch diagram of data pass / Off-Line switch function.

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.
All ESL products are available for export.
*Prices online are subject to change and verification.

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Developer Tools

Database Activity Shipping Rates Performance Tracking Cache Storage Session Storage
0.200641 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 - 0.0157311
2. 0 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =c794935f-d4b2-419e-b2a8-48277849de65
 0
3. 0.0155475 DBInterface.get_oSQL show StoredProcedure [dbo].[RecentlyViewedListLoadByEntityType] @UserID=c794935f-d4b2-419e-b2a8-48277849de65
@EntityType=product
@RowCount=5
@SiteID=1
 0
4. 0.0311711 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/303103-5503-telco-switch-50.html
@Type=PRODUCT
 0
5. 0.0311711 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=50
@SiteID=1
@UserID=c794935f-d4b2-419e-b2a8-48277849de65
 0
6. 0.0467972 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=50
@SiteID=1
@ShowHidden=False
 0
7. 0.0467972 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @Type=CATEGORY
 0
8. 0.0467972 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=50
 0
9. 0.0467972 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=50
 0
10. 0.0467972 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=50
@SiteID=1
 0
11. 0.0467972 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=50
@SiteID=1
 0
12. 0.0624247 DBInterface.GetDataT show StoredProcedure [dbo].[Pricing_OutputPricing] @ItemCode=315150
 0.0156275
13. 0.0624247 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=50
@SiteID=1
 0
14. 0.0624247 DBInterface.get_oSQL show StoredProcedure [dbo].[CL_procGetOtherProductsBought] @ProductID=50
@SiteID=1
 0
15. 0.0624247 DBInterface.get_oSQL show StoredProcedure [dbo].[AccessoryListLoadByProductKey] @ProductID=50
@ShowHidden=0
 0
16. 0.0624247 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=50
@SiteID=1
@UserID=c794935f-d4b2-419e-b2a8-48277849de65
@ShowHidden=0
 0
17. 0.078103 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=50
@UserID=c794935f-d4b2-419e-b2a8-48277849de65
@SiteID=1
 0.0156783
18. 0.078103 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =c794935f-d4b2-419e-b2a8-48277849de65
 0
19. 0.078103 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=50
 0
20. 0.078103 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=601
@SiteID=0
@ShowHidden=0
 0
21. 0.0846274 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=601
@UserID=
@SiteID=1
 0
22. 0.0846274 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=210
@SiteID=0
@ShowHidden=0
 0
23. 0.0846274 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=210
@UserID=
@SiteID=1
 0
24. 0.0846274 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=28
@SiteID=0
@ShowHidden=0
 0
25. 0.100266 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=28
@UserID=
@SiteID=1
 0
26. 0.100266 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=2301
@SiteID=0
@ShowHidden=0
 0
27. 0.1158934 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=2302
@UserID=
@SiteID=1
 0
28. 0.1158934 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=2306
@SiteID=0
@ShowHidden=0
 0
29. 0.1158934 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=2306
@UserID=
@SiteID=1
 0
30. 0.1158934 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=50
 0
31. 0.1158934 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=50
 0
32. 0.1158934 DBInterface.GetDataT show StoredProcedure [dbo].[procGetAllCountryList] - 0
33. 0.1158934 DBInterface.GetDataT show StoredProcedure [dbo].[procGetCountryStatesList] @CountryCode=USA
 0
34. 0.1315193 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @PageUrl=/303103-5503-telco-switch-50.html
@Type=PRODUCT
 0.0156259
35. 0.1315193 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductLoadByPrimaryKey] @ProductID=50
@SiteID=1
@UserID=c794935f-d4b2-419e-b2a8-48277849de65
 0
36. 0.1315193 DBInterface.GetDataT show StoredProcedure [dbo].[CategoryListByProductId] @ProductId=50
@SiteID=1
@ShowHidden=False
 0
37. 0.1471461 DBInterface.GetDataT show StoredProcedure [dbo].[PageUrlLoadByPrimaryKey] @Type=CATEGORY
 0.0156268
38. 0.1471461 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=50
@SiteID=1
@UserID=c794935f-d4b2-419e-b2a8-48277849de65
@ShowHidden=0
 0
39. 0.1471461 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=50
 0
40. 0.1471461 DBInterface.GetDataT show StoredProcedure [dbo].[DocumentLoadByProductKey] @ProductID=50
 0
41. 0.1471461 DBInterface.get_oSQL show StoredProcedure [dbo].[ImageLoadByProductKey] @ProductID=50
 0
42. 0.1471461 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=50
@SiteID=1
 0
43. 0.1471461 DBInterface.get_oSQL show StoredProcedure [dbo].[ProductRelationshipListByProductID] @ProductID=50
@SiteID=1
 0
44. 0.1627734 DBInterface.get_oSQL show StoredProcedure [dbo].[SKUListLoadByProductKey] @ProductID=50
@SiteID=1
@UserID=c794935f-d4b2-419e-b2a8-48277849de65
@ShowHidden=0
 0
45. 0.1627734 DBInterface.get_oSQL show StoredProcedure [dbo].[PriceListBySkuId] @SkuList=50
@UserID=c794935f-d4b2-419e-b2a8-48277849de65
@SiteID=1
 0
46. 0.1627734 DBInterface.GetDataT show StoredProcedure [dbo].[DefaultSearchAttributeGetByUserID] @g_UserID =c794935f-d4b2-419e-b2a8-48277849de65
 0
47. 0.1627734 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesBySkuId] @SkuId=50
 0
48. 0.1627734 DBInterface.GetDataT show StoredProcedure [dbo].[getProductAttributesByProductId] @ProductId=50
 0
49. 0.1783976 DBInterface.GetDataT show StoredProcedure [dbo].[AttributesDistinctByProductID] @ProductId=50
 0.0156242
50. 0.1783976 DBInterface.GetDataT show StoredProcedure [dbo].[Cart_LoadByUserID] @UserID=c794935f-d4b2-419e-b2a8-48277849de65
@SiteID=1
 0
Total DB Execution Time 0.0939138
Session Key Session Value
UserId c794935f-d4b2-419e-b2a8-48277849de65
IsDynamicallyGeneratedUserId True
AdminLastPage /GetProduct.aspx?PageKey=%2f303103-5503-telco-switch-50.html&unq=9/21/2026 7:17:23 PM
OrderNumber
AdminLastSitePage /303103-5503-telco-switch-50.html
Section Execution Time
DBInterface.vb 0
MasterPage.master 0.1941287
DeveloperTools.ascx 0.0065123
Load Time:0.200641s  |  Database Hits: 50