UD2-4.5NUN-L is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


KEMET
In Stock: 4,548
Unit Price: $1.77074
Datasheet

Parametric Equivalent


KEMET
In Stock: 800
Unit Price: $2.56000
Datasheet

Parametric Equivalent


KEMET
In Stock: 0
Unit Price: $1.60883
Datasheet

Parametric Equivalent


KEMET
In Stock: 0
Unit Price: $1.69609
Datasheet

Parametric Equivalent


KEMET
In Stock: 0
Unit Price: $1.56969
Datasheet

Parametric Equivalent


KEMET
In Stock: 0
Unit Price: $1.76943
Datasheet

Parametric Equivalent


KEMET
In Stock: 0
Unit Price: $1.60291
Datasheet

Parametric Equivalent


KEMET
In Stock: 0
Unit Price: $2.53000
Datasheet

Parametric Equivalent


KEMET
In Stock: 0
Unit Price: $1.64239
Datasheet
General Purpose Relay DPDT (2 Form C) Surface Mount
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
General Purpose Relay DPDT (2 Form C) Surface Mount
Relay Basics - Another Teaching Moment | DigiKey Electronics
How to Choose a Relay - Another Teaching Moment

UD2-4.5NUN-L

DigiKey Part Number
399-UD2-4.5NUN-LTR-ND - Tape & Reel (TR)
399-UD2-4.5NUN-LCT-ND - Cut Tape (CT)
399-UD2-4.5NUN-LDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
UD2-4.5NUN-L
Description
RELAY GEN PURPOSE DPDT 1A 4.5V
Manufacturer Standard Lead Time
18 Weeks
Customer Reference
Detailed Description
General Purpose Relay DPDT (2 Form C) Surface Mount
Datasheet
 Datasheet
EDA/CAD Models
UD2-4.5NUN-L Models
Product Attributes
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Category
Coil Type
Non Latching
Manufacturer
KEMET
Termination Style
Gull Wing
Series
Must Operate Voltage
3.38 VDC
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Must Release Voltage
0.45 VDC
Part Status
Active
Operate Time
2 ms
Mounting Type
Surface Mount
Release Time
1 ms
Coil Voltage
4.5VDC
Operating Temperature
-40°C ~ 85°C
Contact Form
DPDT (2 Form C)
Contact Material
Silver Alloy, Gold Alloy
Contact Rating (Current)
1 A
Approval Agency
CSA, TUV, UL
Switching Voltage
250VAC, 220VDC - Max
Relay Type
General Purpose
Load - Max Switching
250VA, 220W
Coil Resistance
145 Ohms
Coil Current
31 mA
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (9)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UD2-4.5NU-LKEMET4,5482266-UD2-4.5NU-LTR-ND$1.77074Parametric Equivalent
UB2-4.5NUN-LKEMET800399-UB2-4.5NUN-LTR-ND$2.56000Parametric Equivalent
EB2-4.5NUKEMET0EB2-4.5NU-ND$1.60883Parametric Equivalent
EB2-4.5NU-LKEMET0EB2-4.5NU-L-ND$1.69609Parametric Equivalent
UB2-4.5NUKEMET0UB2-4.5NU-ND$1.56969Parametric Equivalent
In-Stock: 0
1,200 estimated in stock on 25-Jun-2027
Request Stock Notification
All prices are in USD
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,200$1.57448$1,889.38
2,400$1.52036$3,648.86
3,600$1.48955$5,362.38
6,000$1.45162$8,709.72
Cut Tape (CT)
QuantityUnit PriceExt Price
1$2.67000$2.67
10$2.38000$23.80
25$2.27320$56.83
50$2.19560$109.78
100$2.12030$212.03
250$2.02476$506.19
500$1.95526$977.63
Digi-Reel®
QuantityUnit PriceExt Price
1$2.64000$2.64
10$2.35700$23.57
25$2.25080$56.27
50$2.17380$108.69
100$2.09930$209.93
250$2.00472$501.18
500$1.93590$967.95
* All Digi-Reel orders will add a $7.00 reeling fee.
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.