3RT20251BB44 is out of stock and can be placed on backorder.
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Parametric Equivalent


Siemens
In Stock: 0
Unit Price: $194.50000
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Parametric Equivalent


Siemens
In Stock: 0
Unit Price: $312.64000
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Parametric Equivalent


Siemens
In Stock: 0
Unit Price: $318.38000
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Parametric Equivalent


Siemens
In Stock: 0
Unit Price: $336.64000
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Parametric Equivalent


Siemens
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Unit Price: $345.74000
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Parametric Equivalent


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Unit Price: $369.02000
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Parametric Equivalent


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Unit Price: $376.39000
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Parametric Equivalent


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Unit Price: $361.66000
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Parametric Equivalent


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Unit Price: $374.69000
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Parametric Equivalent


Siemens
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Unit Price: $312.64000
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Parametric Equivalent


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Unit Price: $332.09000
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Parametric Equivalent


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Unit Price: $342.28375
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Parametric Equivalent


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Unit Price: $279.60200
Datasheet
Contactor 3PST-NO (3 Form A) 17 A 24VDC Coil Chassis Mount, DIN Rail
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

3RT20251BB44

DigiKey Part Number
3473-3RT20251BB44-ND
Manufacturer
Manufacturer Product Number
3RT20251BB44
Description
CONTACTOR S0 16A 24VDC 2NO/2NC S
Manufacturer Standard Lead Time
7 Weeks
Customer Reference
Detailed Description
Contactor 3PST-NO (3 Form A) 17 A 24VDC Coil Chassis Mount, DIN Rail
Datasheet
 Datasheet
Product Attributes
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Category
Switching Voltage
690VAC - Max
Manufacturer
Siemens
Features
Auxiliary Contacts
Series
Termination Style
Screw Terminal
Packaging
Box
Operating Temperature
-25°C ~ 60°C
Part Status
Active
Must Operate Voltage
19.2 VDC
Mounting Type
Chassis Mount, DIN Rail
Operate Time
170 ms
Coil Voltage
24VDC
Release Time
17.5 ms
Contact Form
3PST-NO (3 Form A)
Coil Power
5.9W
Contact Rating (Current)
17 A
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (13)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
3RT20251BB40Siemens03473-3RT20251BB40-ND$194.50000Parametric Equivalent
3RT20251BB400CC0Siemens03473-3RT20251BB400CC0-ND$312.64000Parametric Equivalent
3RT20251BB401AA0Siemens03473-3RT20251BB401AA0-ND$318.38000Parametric Equivalent
3RT20251BB443MA0Siemens03473-3RT20251BB443MA0-ND$336.64000Parametric Equivalent
3RT20251DB40Siemens03473-3RT20251DB40-ND$345.74000Parametric Equivalent
In-Stock: 0
1 estimated in stock on 13-Nov-2026
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All prices are in USD
Box
QuantityUnit PriceExt Price
1$216.91000$216.91
10$202.44700$2,024.47
25$195.21640$4,880.41
50$192.32440$9,616.22
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