2-31811-3 is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


TE Connectivity AMP Connectors
In Stock: 36
Unit Price: $4.51000
Datasheet

Parametric Equivalent


TE Connectivity AMP Connectors
In Stock: 0
Unit Price: $1.47000
Datasheet

Parametric Equivalent


TE Connectivity AMP Connectors
In Stock: 0
Unit Price: $4.32000
Datasheet

Parametric Equivalent


Molex
In Stock: 17
Unit Price: $1.81000
Datasheet

Parametric Equivalent


Molex
In Stock: 0
Unit Price: $0.99000
Datasheet

Parametric Equivalent


Molex
In Stock: 0
Unit Price: $0.86650
Datasheet

Parametric Equivalent


JST Sales America Inc.
In Stock: 0
Unit Price: $0.38685
Ring Terminal Connector 1/4 Stud Circular 4 AWG Crimp
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

2-31811-3

DigiKey Part Number
A135491-ND
Manufacturer
Manufacturer Part Number
2-31811-3
Description
CONN RING CIRC 4AWG #1/4 CRIMP
Manufacturer Standard Lead Time
26 Weeks
Customer Reference
Detailed Description
Ring Terminal Connector 1/4 Stud Circular 4 AWG Crimp
Datasheet
 Datasheet
EDA/CAD Models
2-31811-3 Models
Product Attributes
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Category
Length - Overall
1.199" (30.45mm)
Manufacturer
TE Connectivity AMP Connectors
Mounting Type
Free Hanging (In-Line)
Series
Termination
Crimp
Packaging
Bulk
Wire Gauge
4 AWG
Part Status
Active
Insulation
Non-Insulated
Terminal Type
Circular
Features
Brazed Seam, Serrated Termination
Stud/Tab Size
1/4 Stud
Contact Material
Copper
Thickness
0.070" (1.78mm)
Contact Finish
Tin
Width - Outer Edges
0.500" (12.70mm)
Base Product Number
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (7)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
2-31811-5TE Connectivity AMP Connectors36A135492TR-ND$4.51000Parametric Equivalent
31811TE Connectivity AMP Connectors0A27084-ND$1.47000Parametric Equivalent
323173TE Connectivity AMP Connectors0323173-ND$4.32000Parametric Equivalent
0191930277Molex17WM19865TR-ND$1.81000Parametric Equivalent
0191930275Molex0WM19134-ND$0.99000Parametric Equivalent
In-Stock: 0
500 estimated in stock on 16-Nov-2026
Request Stock Notification
All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$2.87000$2.87
10$2.44100$24.41
25$2.28760$57.19
50$2.17820$108.91
100$2.07410$207.41
250$1.94416$486.04
500$1.85138$925.69
1,000$1.76304$1,763.04
2,500$1.65274$4,131.85