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

Catalog # 305280 - Model 9101 DB25 4-Position Switch

Click image to enlarge

Base Price:

$275.00

Catalog No:

305280

Model No:

9101

Switch Type (Fiber, Ethernet, etc.):

Serial

Positions:

Channels per Switch/Chassis:

Chassis/Rack Configuration:

Rackmount Module

Connector/Port:

DB25

Pins Switched:

2-25, Pin 1 Bussed Thru.

Local/Manual Control:

Rotary Knob

Qty

Add to Cart

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 Switch, EIA RS232 / V.24 Interface
Model 9101 DB25 A/B/C/D Switch Module, EIA RS-232 / V.24 Data Interface, Manual, Rackmount

Allows addition of more switches on a modular basis to meet system expansion requirements.
High Quality Manual Data Network Switches Increase the Reliability of Your Network!

SPECIFICATIONS:

PORT CONNECTORS: (5) DB25 female connectors labeled A, B, C, D and COMMON.
FRONT PANEL CONTROL: (1) Rotary switch on front panel selects A, B, C, or D.
POWER: No power required. Manually Operated.
DIMENSIONS: Module 2.8" W x 5.06" H x 7.52" D.
WEIGHT: Approximately, 1.1 lb, (0.5 kg)

DB25 SWITCH MODULE APPLICATION (EIA RS232 / V.24): The drawing illustrates the function of one Model 9101 switch module. A COMMON device is connected to the DB25 COMMON port with access to four devices, connected to the DB25 A, B, C and D ports. Expand your application by installing up to six Model 9101 units into the Model 9025 Rack.

FEATURES:

Allows quick connection to any one of four devices from one COMMON device.
Pins 2 - 25, of the DB25 interface are switched via break-before-make rotary switch. Pin 1, chassis ground, is bused thru.
High quality sealed switch with self-wiping low impedance contacts.
The ports are transparent to all data.
No external power required. Manual operation.
Eliminates the need to plug and unplug cables.
Switch case is rugged aluminum enclosure for EMI/RFI shielding.
Up to six Model 9101 Switch Modules can be housed in the Model 9025 Rack Chassis.
Lifetime warranty against manufacturing defects.
Custom length DB25 cables available for your switch installation.

The Model 9101 switch module allows the user to switch a device connected to ports A, B, C or D. The Model 9101 is an open frame module designed to installed in the Model 9025 Rack.

The Model 9025 Rack accommodates up to 6 Model 9101's. The Model 9025 is a 3U, full rack size chassis designed to fit in a standard 19" rack.

System Expands to meet your needs!

This modular approach to switch system requirements allows expansion to more channels on an as-needed basis. Filler panels are available to attractively cover unused modules slots.
Shown here with other switch modules installed and optional filler panels.

Model 9025, Cat No 305972 Rack Chassis supports Model 9141, Cat No 305705.

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.

Accessories

Catalog # 305976 - Model 9204 Filler Panel 8.4"

$39.00

Catalog # 305980 - Model 9010 Filler Panel 0.4"

$7.00

Catalog # 305981 - Model 9011 Filler Panel 0.8"

$9.00

Catalog # 305982 - Model 9012 Filler Panel 1.2"

$9.00

Catalog # 305983 - Model 9008 Filler Panel 2.0"

$11.75

Catalog # 305984 - Model 9107 Filler Panel 2.8"

$10.00

Catalog # 305985 - Model 9205 Filler Panel 3.2"

$12.00

Catalog # 305986 - Model 9108 Filler Panel 4.0"

$16.00

Catalog # 305987 - Model 9206 Filler Panel 5.6"

$23.00

Catalog # 305988 - Model 9207 Filler Panel 6.4"

$26.00

Catalog # 305989 - Model 9208 Filler Panel 10.8"

$54.00

Add to Cart

Related Products

Catalog # 305972 - Model 9025 Rackmount Chassis $325.00

Catalog # 305981 - Model 9011 Filler Panel 0.8" $9.00

Catalog # 305983 - Model 9008 Filler Panel 2.0" $11.75

Developer Tools

Database Activity Shipping Rates Performance Tracking Cache Storage Session Storage

Load Time6.5264793 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	DBInterface.GetDataT show	StoredProcedure	[dbo].[DefaultSearchAttributeGetByUserID]	@g_UserID =b2bd6478-1096-470f-a9a4-47367f5387ee	0
3.	0.0537342	DBInterface.get_oSQL show	StoredProcedure	[dbo].[RecentlyViewedListLoadByEntityType]	@UserID=b2bd6478-1096-470f-a9a4-47367f5387ee @EntityType=product @RowCount=5 @SiteID=1	0
4.	0.0537342	DBInterface.GetDataT show	StoredProcedure	[dbo].[PageUrlLoadByPrimaryKey]	@PageUrl=/305280-9101-db25-4-position-switch-215.html @Type=PRODUCT	0
5.	0.0693632	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1 @UserID=b2bd6478-1096-470f-a9a4-47367f5387ee	0.015629
6.	0.0849907	DBInterface.GetDataT show	StoredProcedure	[dbo].[CategoryListByProductId]	@ProductId=215 @SiteID=1 @ShowHidden=False	0.0156275
7.	0.0849907	DBInterface.GetDataT show	StoredProcedure	[dbo].[PageUrlLoadByPrimaryKey]	@Type=CATEGORY	0
8.	0.0849907	DBInterface.GetDataT show	StoredProcedure	[dbo].[DocumentLoadByProductKey]	@ProductID=215	0
9.	0.0849907	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ImageLoadByProductKey]	@ProductID=215	0
10.	0.1006318	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductRelationshipListByProductID]	@ProductID=215 @SiteID=1	0.0156411
11.	0.1163439	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductRelationshipListByProductID]	@ProductID=215 @SiteID=1	0
12.	0.1228621	DBInterface.GetDataT show	StoredProcedure	[dbo].[Pricing_OutputPricing]	@ItemCode=305972	0
13.	0.1228621	DBInterface.GetDataT show	StoredProcedure	[dbo].[Pricing_OutputPricing]	@ItemCode=305981	0
14.	0.1385093	DBInterface.GetDataT show	StoredProcedure	[dbo].[Pricing_OutputPricing]	@ItemCode=305983	0.0156472
15.	0.1385093	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductRelationshipListByProductID]	@ProductID=215 @SiteID=1	0
16.	0.1541519	DBInterface.get_oSQL show	StoredProcedure	[dbo].[CL_procGetOtherProductsBought]	@ProductID=215 @SiteID=1	0
17.	0.1541519	DBInterface.get_oSQL show	StoredProcedure	[dbo].[AccessoryListLoadByProductKey]	@ProductID=215 @ShowHidden=0	0
18.	0.1853933	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
19.	0.1853933	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
20.	0.1853933	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
21.	0.1853933	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
22.	0.201022	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0.0156287
23.	0.201022	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
24.	0.201022	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
25.	0.201022	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
26.	0.201022	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
27.	0.201022	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
28.	0.2166475	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1	0
29.	0.2166475	DBInterface.get_oSQL show	StoredProcedure	[dbo].[SKUListLoadByProductKey]	@ProductID=215 @SiteID=1 @UserID=b2bd6478-1096-470f-a9a4-47367f5387ee @ShowHidden=0	0
30.	0.2233283	DBInterface.get_oSQL show	StoredProcedure	[dbo].[PriceListBySkuId]	@SkuList=215 @UserID=b2bd6478-1096-470f-a9a4-47367f5387ee @SiteID=1	0
31.	0.2233283	DBInterface.GetDataT show	StoredProcedure	[dbo].[DefaultSearchAttributeGetByUserID]	@g_UserID =b2bd6478-1096-470f-a9a4-47367f5387ee	0
32.	0.2233283	DBInterface.GetDataT show	StoredProcedure	[dbo].[getProductAttributesBySkuId]	@SkuId=215	0
33.	0.2233283	DBInterface.get_oSQL show	StoredProcedure	[dbo].[SKUListLoadByProductKey]	@ProductID=108 @SiteID=0 @ShowHidden=0	0
34.	0.2389732	DBInterface.get_oSQL show	StoredProcedure	[dbo].[PriceListBySkuId]	@SkuList=108 @UserID= @SiteID=1	0.0156449
35.	0.2389732	DBInterface.get_oSQL show	StoredProcedure	[dbo].[SKUListLoadByProductKey]	@ProductID=38 @SiteID=0 @ShowHidden=0	0
36.	0.2389732	DBInterface.get_oSQL show	StoredProcedure	[dbo].[PriceListBySkuId]	@SkuList=38 @UserID= @SiteID=1	0
37.	0.2389732	DBInterface.get_oSQL show	StoredProcedure	[dbo].[SKUListLoadByProductKey]	@ProductID=616 @SiteID=0 @ShowHidden=0	0
38.	0.2389732	DBInterface.get_oSQL show	StoredProcedure	[dbo].[PriceListBySkuId]	@SkuList=616 @UserID= @SiteID=1	0
39.	0.2546016	DBInterface.get_oSQL show	StoredProcedure	[dbo].[SKUListLoadByProductKey]	@ProductID=241 @SiteID=0 @ShowHidden=0	0.0156284
40.	0.2546016	DBInterface.get_oSQL show	StoredProcedure	[dbo].[PriceListBySkuId]	@SkuList=241 @UserID= @SiteID=1	0
41.	0.2546016	DBInterface.get_oSQL show	StoredProcedure	[dbo].[SKUListLoadByProductKey]	@ProductID=629 @SiteID=0 @ShowHidden=0	0
42.	0.2546016	DBInterface.get_oSQL show	StoredProcedure	[dbo].[PriceListBySkuId]	@SkuList=631 @UserID= @SiteID=1	0
43.	0.2546016	DBInterface.GetDataT show	StoredProcedure	[dbo].[getProductAttributesByProductId]	@ProductId=215	0
44.	0.2702596	DBInterface.GetDataT show	StoredProcedure	[dbo].[AttributesDistinctByProductID]	@ProductId=215	0
45.	0.2702596	DBInterface.GetDataT show	StoredProcedure	[dbo].[procGetAllCountryList]	-	0
46.	0.2702596	DBInterface.GetDataT show	StoredProcedure	[dbo].[procGetCountryStatesList]	@CountryCode=USA	0
47.	0.2702596	DBInterface.GetDataT show	StoredProcedure	[dbo].[PageUrlLoadByPrimaryKey]	@PageUrl=/305280-9101-db25-4-position-switch-215.html @Type=PRODUCT	0
48.	0.2702596	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductLoadByPrimaryKey]	@ProductID=215 @SiteID=1 @UserID=b2bd6478-1096-470f-a9a4-47367f5387ee	0
49.	0.2858793	DBInterface.GetDataT show	StoredProcedure	[dbo].[CategoryListByProductId]	@ProductId=215 @SiteID=1 @ShowHidden=False	0
50.	0.2858793	DBInterface.GetDataT show	StoredProcedure	[dbo].[PageUrlLoadByPrimaryKey]	@Type=CATEGORY	0
51.	0.2858793	DBInterface.get_oSQL show	StoredProcedure	[dbo].[SKUListLoadByProductKey]	@ProductID=215 @SiteID=1 @UserID=b2bd6478-1096-470f-a9a4-47367f5387ee @ShowHidden=0	0
52.	0.2858793	DBInterface.GetDataT show	StoredProcedure	[dbo].[getProductAttributesBySkuId]	@SkuId=215	0
53.	0.3014933	DBInterface.GetDataT show	StoredProcedure	[dbo].[DocumentLoadByProductKey]	@ProductID=215	0
54.	0.3014933	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ImageLoadByProductKey]	@ProductID=215	0
55.	0.3014933	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductRelationshipListByProductID]	@ProductID=215 @SiteID=1	0
56.	0.3014933	DBInterface.get_oSQL show	StoredProcedure	[dbo].[ProductRelationshipListByProductID]	@ProductID=215 @SiteID=1	0
57.	0.323631	DBInterface.get_oSQL show	StoredProcedure	[dbo].[SKUListLoadByProductKey]	@ProductID=215 @SiteID=1 @UserID=b2bd6478-1096-470f-a9a4-47367f5387ee @ShowHidden=0	0
58.	0.323631	DBInterface.get_oSQL show	StoredProcedure	[dbo].[PriceListBySkuId]	@SkuList=215 @UserID=b2bd6478-1096-470f-a9a4-47367f5387ee @SiteID=1	0
59.	0.323631	DBInterface.GetDataT show	StoredProcedure	[dbo].[DefaultSearchAttributeGetByUserID]	@g_UserID =b2bd6478-1096-470f-a9a4-47367f5387ee	0
60.	0.323631	DBInterface.GetDataT show	StoredProcedure	[dbo].[getProductAttributesBySkuId]	@SkuId=215	0
61.	0.323631	DBInterface.GetDataT show	StoredProcedure	[dbo].[getProductAttributesByProductId]	@ProductId=215	0
62.	0.323631	DBInterface.GetDataT show	StoredProcedure	[dbo].[AttributesDistinctByProductID]	@ProductId=215	0
63.	0.339343	DBInterface.GetDataT show	StoredProcedure	[dbo].[Cart_LoadByUserID]	@UserID=b2bd6478-1096-470f-a9a4-47367f5387ee @SiteID=1	0
					Total DB Execution Time	0.1094468

Cache Key	Cache Value
PageManager_Cache_PageLinks
TopMenu	R&D Contract Engineering and Life Sciences Consulting Biotechnology Power and Energy Smart Sensors Wave Energy About Us Company History Products Values R&D Engineering Services Why ESL? GSA SeaPort-e Contracts Support Request for Quote Technical Product Support Documentation Spec Sheets Manuals Custom Product Request News Industries Audio/Video Communications & IT Manufacturing/Automation Medical/Laboratories Transportation Customer Survey Press
LeftMenu	R&D Contract Engineering and Life Sciences Consulting Biotechnology Power and Energy Smart Sensors Wave Energy About Us Company History Products Values R&D Engineering Services Why ESL? GSA SeaPort-e Contracts Support Request for Quote Technical Product Support Documentation Spec Sheets Manuals Custom Product Request News Industries Audio/Video Communications & IT Manufacturing/Automation Medical/Laboratories Transportation Customer Survey Press
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Session Key	Session Value
UserId	b2bd6478-1096-470f-a9a4-47367f5387ee
IsDynamicallyGeneratedUserId	True
AdminLastSitePage	/305280-9101-db25-4-position-switch-215.html
AdminLastPage	/GetProduct.aspx?PageKey=%2f305280-9101-db25-4-position-switch-215.html&unq=8/7/2026 1:58:28 AM
OrderNumber

Section	Execution Time
DBInterface.vb	1.0168405
MasterPage.master	0.339343
DeveloperTools.ascx	0

Load Time:6.5264793s | Database Hits: 63